@ -217,6 +217,776 @@ F 3 "" H 4750 900 50 0000 C CNN
1 4750 900
1 4750 900
1 0 0 -1
1 0 0 -1
$EndComp
$EndComp
$Comp
L AP3429A U4
U 1 1 58D62946
P 8500 5750
F 0 "U4" H 8500 5900 60 0000 C CNN
F 1 "AP3429A" H 8500 5800 60 0000 C CNN
F 2 "TSOT-25:TSOT-25" H 8500 5750 60 0001 C CNN
F 3 "" H 8500 5750 60 0001 C CNN
1 8500 5750
1 0 0 -1
$EndComp
$Comp
L GND #PWR035
U 1 1 58D6294C
P 8500 6250
F 0 "#PWR035" H 8500 6000 50 0001 C CNN
F 1 "GND" H 8500 6100 50 0000 C CNN
F 2 "" H 8500 6250 50 0000 C CNN
F 3 "" H 8500 6250 50 0000 C CNN
1 8500 6250
1 0 0 -1
$EndComp
$Comp
L +5V #PWR036
U 1 1 58D62952
P 7850 5600
F 0 "#PWR036" H 7850 5450 50 0001 C CNN
F 1 "+5V" H 7850 5740 50 0000 C CNN
F 2 "" H 7850 5600 50 0000 C CNN
F 3 "" H 7850 5600 50 0000 C CNN
1 7850 5600
1 0 0 -1
$EndComp
$Comp
L GND #PWR037
U 1 1 58D62958
P 7850 6250
F 0 "#PWR037" H 7850 6000 50 0001 C CNN
F 1 "GND" H 7850 6100 50 0000 C CNN
F 2 "" H 7850 6250 50 0000 C CNN
F 3 "" H 7850 6250 50 0000 C CNN
1 7850 6250
1 0 0 -1
$EndComp
$Comp
L CP C5
U 1 1 58D6295E
P 7850 6050
F 0 "C5" H 7875 6150 50 0000 L CNN
F 1 "22uF" H 7875 5950 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7888 5900 50 0001 C CNN
F 3 "" H 7850 6050 50 0000 C CNN
1 7850 6050
1 0 0 -1
$EndComp
$Comp
L L L2
U 1 1 58D62964
P 9350 5450
F 0 "L2" V 9300 5450 50 0000 C CNN
F 1 "2.2uH" V 9425 5450 50 0000 C CNN
F 2 "Resistors_SMD:R_1210_HandSoldering" H 9350 5450 50 0001 C CNN
F 3 "" H 9350 5450 50 0000 C CNN
1 9350 5450
0 -1 -1 0
$EndComp
$Comp
L C C6
U 1 1 58D6296A
P 9550 5650
F 0 "C6" H 9575 5750 50 0000 L CNN
F 1 "470pF" H 9575 5550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 9588 5500 50 0001 C CNN
F 3 "" H 9550 5650 50 0000 C CNN
1 9550 5650
1 0 0 -1
$EndComp
$Comp
L R RA3
U 1 1 58D62970
P 9850 5650
F 0 "RA3" V 9930 5650 50 0000 C CNN
F 1 "15k" V 9850 5650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9780 5650 50 0001 C CNN
F 3 "" H 9850 5650 50 0000 C CNN
1 9850 5650
1 0 0 -1
$EndComp
$Comp
L R RB3
U 1 1 58D62976
P 10050 5850
F 0 "RB3" V 10130 5850 50 0000 C CNN
F 1 "3.3k" V 10050 5850 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9980 5850 50 0001 C CNN
F 3 "" H 10050 5850 50 0000 C CNN
1 10050 5850
0 1 1 0
$EndComp
$Comp
L GND #PWR038
U 1 1 58D62982
P 10250 5950
F 0 "#PWR038" H 10250 5700 50 0001 C CNN
F 1 "GND" H 10250 5800 50 0000 C CNN
F 2 "" H 10250 5950 50 0000 C CNN
F 3 "" H 10250 5950 50 0000 C CNN
1 10250 5950
1 0 0 -1
$EndComp
$Comp
L CP C7
U 1 1 58D62988
P 10250 5650
F 0 "C7" H 10275 5750 50 0000 L CNN
F 1 "22uF" H 10275 5550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10288 5500 50 0001 C CNN
F 3 "" H 10250 5650 50 0000 C CNN
1 10250 5650
1 0 0 -1
$EndComp
$Comp
L CP C8
U 1 1 58D6298E
P 10600 5650
F 0 "C8" H 10625 5750 50 0000 L CNN
F 1 "22uF" H 10625 5550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10638 5500 50 0001 C CNN
F 3 "" H 10600 5650 50 0000 C CNN
1 10600 5650
1 0 0 -1
$EndComp
$Comp
L +3V3 #PWR039
U 1 1 58D62CE2
P 10600 5400
F 0 "#PWR039" H 10600 5250 50 0001 C CNN
F 1 "+3V3" H 10600 5540 50 0000 C CNN
F 2 "" H 10600 5400 50 0000 C CNN
F 3 "" H 10600 5400 50 0000 C CNN
1 10600 5400
1 0 0 -1
$EndComp
$Comp
L +1V2 #PWR040
U 1 1 58D63C77
P 10600 3000
F 0 "#PWR040" H 10600 2850 50 0001 C CNN
F 1 "+1V2" H 10600 3140 50 0000 C CNN
F 2 "" H 10600 3000 50 0000 C CNN
F 3 "" H 10600 3000 50 0000 C CNN
1 10600 3000
1 0 0 -1
$EndComp
$Comp
L +1V2 #PWR041
U 1 1 58D63D96
P 2150 900
F 0 "#PWR041" H 2150 750 50 0001 C CNN
F 1 "+1V2" H 2150 1040 50 0000 C CNN
F 2 "" H 2150 900 50 0000 C CNN
F 3 "" H 2150 900 50 0000 C CNN
1 2150 900
1 0 0 -1
$EndComp
Text Notes 6700 2950 0 60 ~ 0
AP3429/A voltage setting: is 0.6V at FB pin\nVout = (RA/RB+1)*0.6V\n
$Comp
L AP3429A U5
U 1 1 58D67BBA
P 8500 4550
F 0 "U5" H 8500 4700 60 0000 C CNN
F 1 "AP3429A" H 8500 4600 60 0000 C CNN
F 2 "TSOT-25:TSOT-25" H 8500 4550 60 0001 C CNN
F 3 "" H 8500 4550 60 0001 C CNN
1 8500 4550
1 0 0 -1
$EndComp
$Comp
L GND #PWR042
U 1 1 58D67BC0
P 8500 5050
F 0 "#PWR042" H 8500 4800 50 0001 C CNN
F 1 "GND" H 8500 4900 50 0000 C CNN
F 2 "" H 8500 5050 50 0000 C CNN
F 3 "" H 8500 5050 50 0000 C CNN
1 8500 5050
1 0 0 -1
$EndComp
$Comp
L +5V #PWR043
U 1 1 58D67BC6
P 7850 4400
F 0 "#PWR043" H 7850 4250 50 0001 C CNN
F 1 "+5V" H 7850 4540 50 0000 C CNN
F 2 "" H 7850 4400 50 0000 C CNN
F 3 "" H 7850 4400 50 0000 C CNN
1 7850 4400
1 0 0 -1
$EndComp
$Comp
L GND #PWR044
U 1 1 58D67BCC
P 7850 5050
F 0 "#PWR044" H 7850 4800 50 0001 C CNN
F 1 "GND" H 7850 4900 50 0000 C CNN
F 2 "" H 7850 5050 50 0000 C CNN
F 3 "" H 7850 5050 50 0000 C CNN
1 7850 5050
1 0 0 -1
$EndComp
$Comp
L CP C9
U 1 1 58D67BD2
P 7850 4850
F 0 "C9" H 7875 4950 50 0000 L CNN
F 1 "22uF" H 7875 4750 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7888 4700 50 0001 C CNN
F 3 "" H 7850 4850 50 0000 C CNN
1 7850 4850
1 0 0 -1
$EndComp
$Comp
L L L3
U 1 1 58D67BD8
P 9350 4250
F 0 "L3" V 9300 4250 50 0000 C CNN
F 1 "2.2uH" V 9425 4250 50 0000 C CNN
F 2 "Resistors_SMD:R_1210_HandSoldering" H 9350 4250 50 0001 C CNN
F 3 "" H 9350 4250 50 0000 C CNN
1 9350 4250
0 -1 -1 0
$EndComp
$Comp
L C C10
U 1 1 58D67BDE
P 9550 4450
F 0 "C10" H 9575 4550 50 0000 L CNN
F 1 "470pF" H 9575 4350 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 9588 4300 50 0001 C CNN
F 3 "" H 9550 4450 50 0000 C CNN
1 9550 4450
1 0 0 -1
$EndComp
$Comp
L R RA2
U 1 1 58D67BE4
P 9850 4450
F 0 "RA2" V 9930 4450 50 0000 C CNN
F 1 "15k" V 9850 4450 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9780 4450 50 0001 C CNN
F 3 "" H 9850 4450 50 0000 C CNN
1 9850 4450
1 0 0 -1
$EndComp
$Comp
L R RB2
U 1 1 58D67BEA
P 10050 4650
F 0 "RB2" V 10130 4650 50 0000 C CNN
F 1 "4.7k" V 10050 4650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9980 4650 50 0001 C CNN
F 3 "" H 10050 4650 50 0000 C CNN
1 10050 4650
0 1 1 0
$EndComp
$Comp
L GND #PWR045
U 1 1 58D67BF0
P 10250 4750
F 0 "#PWR045" H 10250 4500 50 0001 C CNN
F 1 "GND" H 10250 4600 50 0000 C CNN
F 2 "" H 10250 4750 50 0000 C CNN
F 3 "" H 10250 4750 50 0000 C CNN
1 10250 4750
1 0 0 -1
$EndComp
$Comp
L CP C11
U 1 1 58D67BF6
P 10250 4450
F 0 "C11" H 10275 4550 50 0000 L CNN
F 1 "22uF" H 10275 4350 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10288 4300 50 0001 C CNN
F 3 "" H 10250 4450 50 0000 C CNN
1 10250 4450
1 0 0 -1
$EndComp
$Comp
L CP C12
U 1 1 58D67BFC
P 10600 4450
F 0 "C12" H 10625 4550 50 0000 L CNN
F 1 "22uF" H 10625 4350 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10638 4300 50 0001 C CNN
F 3 "" H 10600 4450 50 0000 C CNN
1 10600 4450
1 0 0 -1
$EndComp
$Comp
L R R1
U 1 1 58D67C1D
P 4150 4600
F 0 "R1" V 4230 4600 50 0000 C CNN
F 1 "15k" V 4150 4600 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4080 4600 50 0001 C CNN
F 3 "" H 4150 4600 50 0000 C CNN
1 4150 4600
1 0 0 -1
$EndComp
$Comp
L +2V5 #PWR046
U 1 1 58D681D4
P 10600 4200
F 0 "#PWR046" H 10600 4050 50 0001 C CNN
F 1 "+2V5" H 10600 4340 50 0000 C CNN
F 2 "" H 10600 4200 50 0000 C CNN
F 3 "" H 10600 4200 50 0000 C CNN
1 10600 4200
1 0 0 -1
$EndComp
Text Notes 9150 2900 0 60 ~ 0
(15k/15k+1)*0.6V = 1.2V\n
Text Label 9250 3450 0 60 ~ 0
FB1
Text Notes 9150 4100 0 60 ~ 0
(15k/4.7k+1)*0.6V = 2.51V\n
Text Notes 9150 5300 0 60 ~ 0
(15k/3.3k+1)*0.6V = 3.32V\n
Text Label 7400 3450 0 60 ~ 0
PWREN
Text Label 7450 4650 0 60 ~ 0
PWREN
Text Label 7450 5850 0 60 ~ 0
PWREN
Text Label 4300 4850 0 60 ~ 0
PWREN
Text Label 9250 5850 0 60 ~ 0
FB3
Text Label 9250 4650 0 60 ~ 0
FB2
$Comp
L +2V5 #PWR047
U 1 1 58D68750
P 4250 900
F 0 "#PWR047" H 4250 750 50 0001 C CNN
F 1 "+2V5" H 4250 1040 50 0000 C CNN
F 2 "" H 4250 900 50 0000 C CNN
F 3 "" H 4250 900 50 0000 C CNN
1 4250 900
1 0 0 -1
$EndComp
$Comp
L +3V3 #PWR048
U 1 1 58D69259
P 6650 900
F 0 "#PWR048" H 6650 750 50 0001 C CNN
F 1 "+3V3" H 6650 1040 50 0000 C CNN
F 2 "" H 6650 900 50 0000 C CNN
F 3 "" H 6650 900 50 0000 C CNN
1 6650 900
1 0 0 -1
$EndComp
$Comp
L PCF8563 U7
U 1 1 58D70684
P 2100 3550
F 0 "U7" H 1800 3900 50 0000 L CNN
F 1 "PCF8523" H 2200 3900 50 0000 L CNN
F 2 "Power_Integrations:SO-8" H 2100 3550 50 0001 C CNN
F 3 "" H 2100 3550 50 0000 C CNN
1 2100 3550
1 0 0 -1
$EndComp
$Comp
L GND #PWR049
U 1 1 58D7085C
P 2100 4050
F 0 "#PWR049" H 2100 3800 50 0001 C CNN
F 1 "GND" H 2100 3900 50 0000 C CNN
F 2 "" H 2100 4050 50 0000 C CNN
F 3 "" H 2100 4050 50 0000 C CNN
1 2100 4050
1 0 0 -1
$EndComp
Text GLabel 2600 3350 2 60 Input ~ 0
I2C_SCL
Text GLabel 2600 3450 2 60 Input ~ 0
I2C_SDA
$Comp
L Battery_Cell BAT1
U 1 1 58D72202
P 2800 4000
F 0 "BAT1" H 2900 4100 50 0000 L CNN
F 1 "CR1225" H 2900 4000 50 0000 L CNN
F 2 "Keystone_3000_1x12mm-CoinCell:Keystone_3000_1x12mm-CoinCell" V 2800 4060 50 0001 C CNN
F 3 "" V 2800 4060 50 0000 C CNN
1 2800 4000
1 0 0 -1
$EndComp
$Comp
L GND #PWR050
U 1 1 58D72406
P 2800 4150
F 0 "#PWR050" H 2800 3900 50 0001 C CNN
F 1 "GND" H 2800 4000 50 0000 C CNN
F 2 "" H 2800 4150 50 0000 C CNN
F 3 "" H 2800 4150 50 0000 C CNN
1 2800 4150
1 0 0 -1
$EndComp
$Comp
L +2V5 #PWR051
U 1 1 58D73C82
P 2100 3050
F 0 "#PWR051" H 2100 2900 50 0001 C CNN
F 1 "+2V5" H 2100 3190 50 0000 C CNN
F 2 "" H 2100 3050 50 0000 C CNN
F 3 "" H 2100 3050 50 0000 C CNN
1 2100 3050
1 0 0 -1
$EndComp
Text Label 2550 3750 0 60 ~ 0
VBAT
Text Notes 6750 4250 0 60 ~ 0
PWREN\nabove +1.5V turns ON\nbelow +0.4V turns OFF
$Comp
L D D10
U 1 1 58D79CB5
P 4150 4150
F 0 "D10" H 4150 4250 50 0000 C CNN
F 1 "1N4148" H 4150 4050 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 4150 4150 50 0001 C CNN
F 3 "" H 4150 4150 50 0000 C CNN
1 4150 4150
0 -1 -1 0
$EndComp
$Comp
L C C13
U 1 1 58D7A3F0
P 4150 3650
F 0 "C13" H 4175 3750 50 0000 L CNN
F 1 "2.2uF" H 4175 3550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4188 3500 50 0001 C CNN
F 3 "" H 4150 3650 50 0000 C CNN
1 4150 3650
1 0 0 -1
$EndComp
$Comp
L R R2
U 1 1 58D7BDD9
P 4150 5500
F 0 "R2" V 4230 5500 50 0000 C CNN
F 1 "47k" V 4150 5500 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4080 5500 50 0001 C CNN
F 3 "" H 4150 5500 50 0000 C CNN
1 4150 5500
1 0 0 -1
$EndComp
$Comp
L GND #PWR052
U 1 1 58D7C223
P 4150 6100
F 0 "#PWR052" H 4150 5850 50 0001 C CNN
F 1 "GND" H 4150 5950 50 0000 C CNN
F 2 "" H 4150 6100 50 0000 C CNN
F 3 "" H 4150 6100 50 0000 C CNN
1 4150 6100
1 0 0 -1
$EndComp
$Comp
L R R4
U 1 1 58D7CBD5
P 4700 4600
F 0 "R4" V 4780 4600 50 0000 C CNN
F 1 "15k" V 4700 4600 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4630 4600 50 0001 C CNN
F 3 "" H 4700 4600 50 0000 C CNN
1 4700 4600
1 0 0 -1
$EndComp
$Comp
L D D11
U 1 1 58D7CBDC
P 4700 4150
F 0 "D11" H 4700 4250 50 0000 C CNN
F 1 "1N4148" H 4700 4050 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 4700 4150 50 0001 C CNN
F 3 "" H 4700 4150 50 0000 C CNN
1 4700 4150
0 -1 -1 0
$EndComp
$Comp
L +3V3 #PWR053
U 1 1 58D7CCF7
P 4700 3900
F 0 "#PWR053" H 4700 3750 50 0001 C CNN
F 1 "+3V3" H 4700 4040 50 0000 C CNN
F 2 "" H 4700 3900 50 0000 C CNN
F 3 "" H 4700 3900 50 0000 C CNN
1 4700 3900
1 0 0 -1
$EndComp
Text Notes 3150 3550 0 60 ~ 0
WAKEUPn\nopen drain \nactive low
Text Label 2550 3650 0 60 ~ 0
WAKEUPn
$Comp
L C C14
U 1 1 58D84952
P 3550 5750
F 0 "C14" H 3575 5850 50 0000 L CNN
F 1 "100nF" H 3575 5650 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3588 5600 50 0001 C CNN
F 3 "" H 3550 5750 50 0000 C CNN
1 3550 5750
1 0 0 -1
$EndComp
$Comp
L D_Schottky D15
U 1 1 58D84D8A
P 2950 5500
F 0 "D15" H 2950 5600 50 0000 C CNN
F 1 "BAT42" H 2950 5400 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 2950 5500 50 0001 C CNN
F 3 "" H 2950 5500 50 0000 C CNN
1 2950 5500
-1 0 0 1
$EndComp
$Comp
L R R5
U 1 1 58D85B68
P 3250 5750
F 0 "R5" V 3330 5750 50 0000 C CNN
F 1 "4.7M" V 3250 5750 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 3180 5750 50 0001 C CNN
F 3 "" H 3250 5750 50 0000 C CNN
1 3250 5750
1 0 0 -1
$EndComp
Text Notes 2800 6150 0 60 ~ 0
RC to hold 0.5s shutdown
Text Label 4150 4000 0 60 ~ 0
WKUP
Text Label 4150 4400 0 60 ~ 0
WAKE
Text Label 4700 4400 0 60 ~ 0
HOLD
Text Label 3300 5500 0 60 ~ 0
SHUT
$Comp
L R R6
U 1 1 58D7B291
P 3200 3650
F 0 "R6" V 3280 3650 50 0000 C CNN
F 1 "1k" V 3200 3650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 3130 3650 50 0001 C CNN
F 3 "" H 3200 3650 50 0000 C CNN
1 3200 3650
0 1 1 0
$EndComp
Text Label 3400 3650 0 60 ~ 0
WKn
$Comp
L D D12
U 1 1 58D7BC4A
P 3650 4850
F 0 "D12" H 3650 4950 50 0000 C CNN
F 1 "1N4148" H 3650 4750 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 3650 4850 50 0001 C CNN
F 3 "" H 3650 4850 50 0000 C CNN
1 3650 4850
-1 0 0 1
$EndComp
Text GLabel 3350 4850 0 60 Input ~ 0
FTDI_nSUSPEND
$Comp
L R R8
U 1 1 58D8111E
P 3950 5100
F 0 "R8" V 4030 5100 50 0000 C CNN
F 1 "1k" V 3950 5100 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 3880 5100 50 0001 C CNN
F 3 "" H 3950 5100 50 0000 C CNN
1 3950 5100
1 0 0 -1
$EndComp
$Comp
L Crystal_GND23 Y1
U 1 1 58D85AAB
P 1050 3550
F 0 "Y1" V 900 3350 50 0000 L CNN
F 1 "32768Hz" V 1200 3150 50 0000 L CNN
F 2 "abs25:Crystal_SMD_ABS25" H 1050 3550 50 0001 C CNN
F 3 "" H 1050 3550 50 0000 C CNN
1 1050 3550
0 1 1 0
$EndComp
NoConn ~ 850 3550
NoConn ~ 1250 3550
Text Label 1200 3350 0 60 ~ 0
OSCI_32k
Text Label 1200 3750 0 60 ~ 0
OSCO_32k
$Comp
L Q_NMOS_GSD Q2
U 1 1 58D883BD
P 3850 5500
F 0 "Q2" H 3700 5600 50 0000 L CNN
F 1 "2N7002" H 3600 5700 50 0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 4050 5600 50 0001 C CNN
F 3 "" H 3850 5500 50 0000 C CNN
1 3850 5500
1 0 0 -1
$EndComp
$Comp
L Q_PNP_BEC Q1
U 1 1 58D89315
P 3800 3650
F 0 "Q1" H 3650 3550 50 0000 L CNN
F 1 "BC857" H 3600 3850 50 0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 4000 3750 50 0001 C CNN
F 3 "" H 3800 3650 50 0000 C CNN
1 3800 3650
1 0 0 1
$EndComp
$Comp
L R R13
U 1 1 58DA1F4D
P 2700 5750
F 0 "R13" V 2780 5750 50 0000 C CNN
F 1 "15k" V 2700 5750 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 2630 5750 50 0001 C CNN
F 3 "" H 2700 5750 50 0000 C CNN
1 2700 5750
1 0 0 -1
$EndComp
Text Notes 1150 5200 0 60 ~ 0
chick&egg problem:\nFTDI is powered from 3.3V\ngenerated by this DCDC conv.\nTo resurrect from constantly\nshutting down, separate\n3.3V regulator for FTDI\nmay be needed
$Comp
L D D13
U 1 1 58DA2DA9
P 3900 4150
F 0 "D13" H 3900 4250 50 0000 C CNN
F 1 "1N4148" H 3900 4050 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 3900 4150 50 0001 C CNN
F 3 "" H 3900 4150 50 0000 C CNN
1 3900 4150
0 1 1 0
$EndComp
$Comp
L GND #PWR054
U 1 1 58DA2E46
P 3900 4300
F 0 "#PWR054" H 3900 4050 50 0001 C CNN
F 1 "GND" H 3900 4150 50 0000 C CNN
F 2 "" H 3900 4300 50 0000 C CNN
F 3 "" H 3900 4300 50 0000 C CNN
1 3900 4300
1 0 0 -1
$EndComp
$Comp
L +5V #PWR055
U 1 1 58D67C25
P 4150 3300
F 0 "#PWR055" H 4150 3150 50 0001 C CNN
F 1 "+5V" H 4150 3440 50 0000 C CNN
F 2 "" H 4150 3300 50 0000 C CNN
F 3 "" H 4150 3300 50 0000 C CNN
1 4150 3300
1 0 0 -1
$EndComp
Text Notes 3050 4550 0 60 ~ 0
D13 discharges\nC13 at shutdown
$Comp
L D D14
U 1 1 58DA55D7
P 3250 5300
F 0 "D14" H 3250 5400 50 0000 C CNN
F 1 "1N4148" H 3250 5200 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 3250 5300 50 0001 C CNN
F 3 "" H 3250 5300 50 0000 C CNN
1 3250 5300
0 1 1 0
$EndComp
$Comp
L +3V3 #PWR056
U 1 1 58DA569C
P 3250 5150
F 0 "#PWR056" H 3250 5000 50 0001 C CNN
F 1 "+3V3" H 3250 5290 50 0000 C CNN
F 2 "" H 3250 5150 50 0000 C CNN
F 3 "" H 3250 5150 50 0000 C CNN
1 3250 5150
1 0 0 -1
$EndComp
Text Notes 2300 5300 0 60 ~ 0
D14 discharges\nC14 at shutdown
Text GLabel 2550 5500 0 60 Input ~ 0
SHUTDOWN
$Comp
L R R3
U 1 1 58E810CC
P 1500 6650
F 0 "R3" V 1580 6650 50 0000 C CNN
F 1 "4.7k" V 1500 6650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 1430 6650 50 0001 C CNN
F 3 "" H 1500 6650 50 0000 C CNN
1 1500 6650
1 0 0 -1
$EndComp
$Comp
L D D16
U 1 1 58E813AE
P 1300 6850
F 0 "D16" H 1300 6950 50 0000 C CNN
F 1 "1N4148" H 1300 6750 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 1300 6850 50 0001 C CNN
F 3 "" H 1300 6850 50 0000 C CNN
1 1300 6850
-1 0 0 1
$EndComp
Text Label 750 6850 0 60 ~ 0
WAKEUPn
$Comp
L +5V #PWR057
U 1 1 58E82A7E
P 1500 6500
F 0 "#PWR057" H 1500 6350 50 0001 C CNN
F 1 "+5V" H 1500 6640 50 0000 C CNN
F 2 "" H 1500 6500 50 0000 C CNN
F 3 "" H 1500 6500 50 0000 C CNN
1 1500 6500
1 0 0 -1
$EndComp
$Comp
L D D17
U 1 1 58E82B1D
P 1700 6850
F 0 "D17" H 1700 6950 50 0000 C CNN
F 1 "1N4148" H 1700 6750 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 1700 6850 50 0001 C CNN
F 3 "" H 1700 6850 50 0000 C CNN
1 1700 6850
1 0 0 -1
$EndComp
Text GLabel 1850 6850 2 60 Input ~ 0
BTN_PWRn
$Comp
L CONN_02X01 BTN0
U 1 1 58E83FE0
P 1500 7150
F 0 "BTN0" H 1500 7250 50 0000 C CNN
F 1 "POWER" H 1500 7050 50 0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_SKQG" H 1500 5950 50 0001 C CNN
F 3 "" H 1500 5950 50 0000 C CNN
1 1500 7150
0 1 1 0
$EndComp
$Comp
L GND #PWR058
U 1 1 58E840F5
P 1500 7400
F 0 "#PWR058" H 1500 7150 50 0001 C CNN
F 1 "GND" H 1500 7250 50 0000 C CNN
F 2 "" H 1500 7400 50 0000 C CNN
F 3 "" H 1500 7400 50 0000 C CNN
1 1500 7400
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
900 2450 900 2550
900 2450 900 2550
Wire Wire Line
Wire Wire Line
@ -543,16 +1313,10 @@ Wire Wire Line
6750 1000 6750 1100
6750 1000 6750 1100
Connection ~ 6750 1000
Connection ~ 6750 1000
Wire Wire Line
Wire Wire Line
6650 1000 6650 1100
6650 900 6650 1100
Connection ~ 6650 1000
Connection ~ 6650 1000
Wire Wire Line
Wire Wire Line
6550 1000 6550 1100
6550 1000 6550 1100
Connection ~ 6550 1000
Wire Wire Line
6350 900 6350 1100
Connection ~ 6350 1000
Wire Wire Line
6250 1000 6250 1100
Wire Wire Line
Wire Wire Line
5850 1000 5850 1100
5850 1000 5850 1100
Wire Wire Line
Wire Wire Line
@ -604,425 +1368,126 @@ Wire Wire Line
3550 1000 3550 1100
3550 1000 3550 1100
Connection ~ 3550 1000
Connection ~ 3550 1000
Wire Wire Line
Wire Wire Line
3450 1000 3450 1100
3450 1000 3450 1100
Connection ~ 3450 1000
Connection ~ 3450 1000
Wire Wire Line
3350 1000 3350 1100
Connection ~ 3350 1000
Wire Wire Line
3250 1000 3250 1100
Connection ~ 3250 1000
Wire Wire Line
3150 1000 3150 1100
Connection ~ 3150 1000
Wire Wire Line
3050 1000 3050 1100
Connection ~ 3050 1000
Wire Wire Line
2950 1000 2950 1100
Connection ~ 2950 1000
Wire Wire Line
2850 1000 2850 1100
Connection ~ 2850 1000
Wire Wire Line
2750 1000 2750 1100
Connection ~ 2750 1000
Wire Wire Line
2650 1000 2650 1100
Connection ~ 2650 1000
Wire Wire Line
8500 3750 8500 3850
Wire Wire Line
7850 3200 7850 3500
Wire Wire Line
7850 3800 7850 3850
Wire Wire Line
9150 3250 9100 3250
Wire Wire Line
9150 3050 9150 3250
Wire Wire Line
9500 3050 10600 3050
Wire Wire Line
9850 3050 9850 3100
Wire Wire Line
9550 3100 9550 3050
Wire Wire Line
9550 3400 9550 3450
Wire Wire Line
9850 3450 9850 3400
Wire Wire Line
9100 3450 9900 3450
Wire Wire Line
10250 3400 10250 3550
Wire Wire Line
10600 3450 10600 3400
Wire Wire Line
10200 3450 10600 3450
Connection ~ 10250 3450
Wire Wire Line
10250 3050 10250 3100
Wire Wire Line
10600 3000 10600 3100
Connection ~ 9850 3450
Connection ~ 9550 3450
Connection ~ 9550 3050
Wire Wire Line
9150 3050 9200 3050
Connection ~ 10600 3050
Wire Wire Line
2050 1000 3950 1000
Connection ~ 7850 3250
Wire Wire Line
7850 3250 7900 3250
Wire Wire Line
7900 3450 7350 3450
$Comp
L AP3429A U4
U 1 1 58D62946
P 8500 5750
F 0 "U4" H 8500 5900 60 0000 C CNN
F 1 "AP3429A" H 8500 5800 60 0000 C CNN
F 2 "TSOT-25:TSOT-25" H 8500 5750 60 0001 C CNN
F 3 "" H 8500 5750 60 0001 C CNN
1 8500 5750
1 0 0 -1
$EndComp
$Comp
L GND #PWR035
U 1 1 58D6294C
P 8500 6250
F 0 "#PWR035" H 8500 6000 50 0001 C CNN
F 1 "GND" H 8500 6100 50 0000 C CNN
F 2 "" H 8500 6250 50 0000 C CNN
F 3 "" H 8500 6250 50 0000 C CNN
1 8500 6250
1 0 0 -1
$EndComp
$Comp
L +5V #PWR036
U 1 1 58D62952
P 7850 5600
F 0 "#PWR036" H 7850 5450 50 0001 C CNN
F 1 "+5V" H 7850 5740 50 0000 C CNN
F 2 "" H 7850 5600 50 0000 C CNN
F 3 "" H 7850 5600 50 0000 C CNN
1 7850 5600
1 0 0 -1
$EndComp
$Comp
L GND #PWR037
U 1 1 58D62958
P 7850 6250
F 0 "#PWR037" H 7850 6000 50 0001 C CNN
F 1 "GND" H 7850 6100 50 0000 C CNN
F 2 "" H 7850 6250 50 0000 C CNN
F 3 "" H 7850 6250 50 0000 C CNN
1 7850 6250
1 0 0 -1
$EndComp
$Comp
L CP C5
U 1 1 58D6295E
P 7850 6050
F 0 "C5" H 7875 6150 50 0000 L CNN
F 1 "22uF" H 7875 5950 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7888 5900 50 0001 C CNN
F 3 "" H 7850 6050 50 0000 C CNN
1 7850 6050
1 0 0 -1
$EndComp
$Comp
L L L2
U 1 1 58D62964
P 9350 5450
F 0 "L2" V 9300 5450 50 0000 C CNN
F 1 "2.2uH" V 9425 5450 50 0000 C CNN
F 2 "Resistors_SMD:R_1210_HandSoldering" H 9350 5450 50 0001 C CNN
F 3 "" H 9350 5450 50 0000 C CNN
1 9350 5450
0 -1 -1 0
$EndComp
$Comp
L C C6
U 1 1 58D6296A
P 9550 5650
F 0 "C6" H 9575 5750 50 0000 L CNN
F 1 "470pF" H 9575 5550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 9588 5500 50 0001 C CNN
F 3 "" H 9550 5650 50 0000 C CNN
1 9550 5650
1 0 0 -1
$EndComp
$Comp
L R RA3
U 1 1 58D62970
P 9850 5650
F 0 "RA3" V 9930 5650 50 0000 C CNN
F 1 "15k" V 9850 5650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9780 5650 50 0001 C CNN
F 3 "" H 9850 5650 50 0000 C CNN
1 9850 5650
1 0 0 -1
$EndComp
$Comp
L R RB3
U 1 1 58D62976
P 10050 5850
F 0 "RB3" V 10130 5850 50 0000 C CNN
F 1 "3.3k" V 10050 5850 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9980 5850 50 0001 C CNN
F 3 "" H 10050 5850 50 0000 C CNN
1 10050 5850
0 1 1 0
$EndComp
$Comp
L GND #PWR038
U 1 1 58D62982
P 10250 5950
F 0 "#PWR038" H 10250 5700 50 0001 C CNN
F 1 "GND" H 10250 5800 50 0000 C CNN
F 2 "" H 10250 5950 50 0000 C CNN
F 3 "" H 10250 5950 50 0000 C CNN
1 10250 5950
1 0 0 -1
$EndComp
$Comp
L CP C7
U 1 1 58D62988
P 10250 5650
F 0 "C7" H 10275 5750 50 0000 L CNN
F 1 "22uF" H 10275 5550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10288 5500 50 0001 C CNN
F 3 "" H 10250 5650 50 0000 C CNN
1 10250 5650
1 0 0 -1
$EndComp
$Comp
L CP C8
U 1 1 58D6298E
P 10600 5650
F 0 "C8" H 10625 5750 50 0000 L CNN
F 1 "22uF" H 10625 5550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10638 5500 50 0001 C CNN
F 3 "" H 10600 5650 50 0000 C CNN
1 10600 5650
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
8500 6150 8500 6250
3350 1000 3350 1100
Connection ~ 3350 1000
Wire Wire Line
Wire Wire Line
7850 5600 7850 5900
3250 1000 3250 1100
Connection ~ 3250 1000
Wire Wire Line
Wire Wire Line
7850 6200 7850 6250
3150 1000 3150 1100
Connection ~ 3150 1000
Wire Wire Line
Wire Wire Line
9150 5650 9100 5650
3050 1000 3050 1100
Connection ~ 3050 1000
Wire Wire Line
Wire Wire Line
9150 5450 9150 5650
2950 1000 2950 1100
Connection ~ 2950 1000
Wire Wire Line
Wire Wire Line
9500 5450 10600 5450
2850 1000 2850 1100
Connection ~ 2850 1000
Wire Wire Line
Wire Wire Line
9850 5450 9850 5500
2750 1000 2750 1100
Connection ~ 2750 1000
Wire Wire Line
Wire Wire Line
9550 5500 9550 5450
2650 1000 2650 1100
Connection ~ 2650 1000
Wire Wire Line
Wire Wire Line
9550 5800 9550 5850
8500 3750 8500 3850
Wire Wire Line
Wire Wire Line
9850 5850 9850 5800
7850 3200 7850 3500
Wire Wire Line
Wire Wire Line
9100 5850 9900 5850
7850 3800 7850 3850
Wire Wire Line
Wire Wire Line
10250 5800 10250 5950
9150 3250 9100 3250
Wire Wire Line
Wire Wire Line
10600 5850 10600 5800
9150 3050 9150 3250
Wire Wire Line
Wire Wire Line
10200 5850 10600 5850
9500 3050 10600 3050
Connection ~ 10250 5850
Wire Wire Line
Wire Wire Line
10250 5450 10250 5500
9850 3050 9850 3100
Wire Wire Line
Wire Wire Line
10600 5400 10600 5500
9550 3100 9550 3050
Connection ~ 10250 5450
Connection ~ 9850 5850
Connection ~ 9550 5850
Connection ~ 9850 5450
Connection ~ 9550 5450
Wire Wire Line
Wire Wire Line
9150 5450 9200 5450
9550 3400 9550 3450
Connection ~ 10600 5450
Connection ~ 7850 5650
Wire Wire Line
Wire Wire Line
7850 5650 7900 5650
9850 3450 9850 3400
Wire Wire Line
Wire Wire Line
7900 5850 7400 5850
9100 3450 9900 3450
$Comp
Wire Wire Line
L +3V3 #PWR039
10250 3400 10250 3550
U 1 1 58D62CE2
Wire Wire Line
P 10600 5400
10600 3450 10600 3400
F 0 "#PWR039" H 10600 5250 50 0001 C CNN
Wire Wire Line
F 1 "+3V3" H 10600 5540 50 0000 C CNN
10200 3450 10600 3450
F 2 "" H 10600 5400 50 0000 C CNN
Connection ~ 10250 3450
F 3 "" H 10600 5400 50 0000 C CNN
Wire Wire Line
1 10600 5400
10250 3050 10250 3100
1 0 0 -1
Wire Wire Line
$EndComp
10600 3000 10600 3100
$Comp
Connection ~ 9850 3450
L +1V2 #PWR040
Connection ~ 9550 3450
U 1 1 58D63C77
Connection ~ 9550 3050
P 10600 3000
Wire Wire Line
F 0 "#PWR040" H 10600 2850 50 0001 C CNN
9150 3050 9200 3050
F 1 "+1V2" H 10600 3140 50 0000 C CNN
Connection ~ 10600 3050
F 2 "" H 10600 3000 50 0000 C CNN
Wire Wire Line
F 3 "" H 10600 3000 50 0000 C CNN
2050 1000 3950 1000
1 10600 3000
Connection ~ 7850 3250
1 0 0 -1
Wire Wire Line
$EndComp
7850 3250 7900 3250
$Comp
Wire Wire Line
L +1V2 #PWR041
7900 3450 7350 3450
U 1 1 58D63D96
Wire Wire Line
P 2150 900
8500 6150 8500 6250
F 0 "#PWR041" H 2150 750 50 0001 C CNN
Wire Wire Line
F 1 "+1V2" H 2150 1040 50 0000 C CNN
7850 5600 7850 5900
F 2 "" H 2150 900 50 0000 C CNN
Wire Wire Line
F 3 "" H 2150 900 50 0000 C CNN
7850 6200 7850 6250
1 2150 900
Wire Wire Line
1 0 0 -1
9150 5650 9100 5650
$EndComp
Wire Wire Line
Connection ~ 10250 3050
9150 5450 9150 5650
Connection ~ 9850 3050
Wire Wire Line
Text Notes 6700 2950 0 60 ~ 0
9500 5450 10600 5450
AP3429/A voltage setting: is 0.6V at FB pin\nVout = (RA/RB+1)*0.6V\n
Wire Wire Line
$Comp
9850 5450 9850 5500
L AP3429A U5
Wire Wire Line
U 1 1 58D67BBA
9550 5500 9550 5450
P 8500 4550
Wire Wire Line
F 0 "U5" H 8500 4700 60 0000 C CNN
9550 5800 9550 5850
F 1 "AP3429A" H 8500 4600 60 0000 C CNN
Wire Wire Line
F 2 "TSOT-25:TSOT-25" H 8500 4550 60 0001 C CNN
9850 5850 9850 5800
F 3 "" H 8500 4550 60 0001 C CNN
Wire Wire Line
1 8500 4550
9100 5850 9900 5850
1 0 0 -1
Wire Wire Line
$EndComp
10250 5800 10250 5950
$Comp
Wire Wire Line
L GND #PWR042
10600 5850 10600 5800
U 1 1 58D67BC0
Wire Wire Line
P 8500 5050
10200 5850 10600 5850
F 0 "#PWR042" H 8500 4800 50 0001 C CNN
Connection ~ 10250 5850
F 1 "GND" H 8500 4900 50 0000 C CNN
Wire Wire Line
F 2 "" H 8500 5050 50 0000 C CNN
10250 5450 10250 5500
F 3 "" H 8500 5050 50 0000 C CNN
Wire Wire Line
1 8500 5050
10600 5400 10600 5500
1 0 0 -1
Connection ~ 10250 5450
$EndComp
Connection ~ 9850 5850
$Comp
Connection ~ 9550 5850
L +5V #PWR043
Connection ~ 9850 5450
U 1 1 58D67BC6
Connection ~ 9550 5450
P 7850 4400
Wire Wire Line
F 0 "#PWR043" H 7850 4250 50 0001 C CNN
9150 5450 9200 5450
F 1 "+5V" H 7850 4540 50 0000 C CNN
Connection ~ 10600 5450
F 2 "" H 7850 4400 50 0000 C CNN
Connection ~ 7850 5650
F 3 "" H 7850 4400 50 0000 C CNN
Wire Wire Line
1 7850 4400
7850 5650 7900 5650
1 0 0 -1
Wire Wire Line
$EndComp
7900 5850 7400 5850
$Comp
Connection ~ 10250 3050
L GND #PWR044
Connection ~ 9850 3050
U 1 1 58D67BCC
P 7850 5050
F 0 "#PWR044" H 7850 4800 50 0001 C CNN
F 1 "GND" H 7850 4900 50 0000 C CNN
F 2 "" H 7850 5050 50 0000 C CNN
F 3 "" H 7850 5050 50 0000 C CNN
1 7850 5050
1 0 0 -1
$EndComp
$Comp
L CP C9
U 1 1 58D67BD2
P 7850 4850
F 0 "C9" H 7875 4950 50 0000 L CNN
F 1 "22uF" H 7875 4750 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7888 4700 50 0001 C CNN
F 3 "" H 7850 4850 50 0000 C CNN
1 7850 4850
1 0 0 -1
$EndComp
$Comp
L L L3
U 1 1 58D67BD8
P 9350 4250
F 0 "L3" V 9300 4250 50 0000 C CNN
F 1 "2.2uH" V 9425 4250 50 0000 C CNN
F 2 "Resistors_SMD:R_1210_HandSoldering" H 9350 4250 50 0001 C CNN
F 3 "" H 9350 4250 50 0000 C CNN
1 9350 4250
0 -1 -1 0
$EndComp
$Comp
L C C10
U 1 1 58D67BDE
P 9550 4450
F 0 "C10" H 9575 4550 50 0000 L CNN
F 1 "470pF" H 9575 4350 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 9588 4300 50 0001 C CNN
F 3 "" H 9550 4450 50 0000 C CNN
1 9550 4450
1 0 0 -1
$EndComp
$Comp
L R RA2
U 1 1 58D67BE4
P 9850 4450
F 0 "RA2" V 9930 4450 50 0000 C CNN
F 1 "15k" V 9850 4450 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9780 4450 50 0001 C CNN
F 3 "" H 9850 4450 50 0000 C CNN
1 9850 4450
1 0 0 -1
$EndComp
$Comp
L R RB2
U 1 1 58D67BEA
P 10050 4650
F 0 "RB2" V 10130 4650 50 0000 C CNN
F 1 "4.7k" V 10050 4650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9980 4650 50 0001 C CNN
F 3 "" H 10050 4650 50 0000 C CNN
1 10050 4650
0 1 1 0
$EndComp
$Comp
L GND #PWR045
U 1 1 58D67BF0
P 10250 4750
F 0 "#PWR045" H 10250 4500 50 0001 C CNN
F 1 "GND" H 10250 4600 50 0000 C CNN
F 2 "" H 10250 4750 50 0000 C CNN
F 3 "" H 10250 4750 50 0000 C CNN
1 10250 4750
1 0 0 -1
$EndComp
$Comp
L CP C11
U 1 1 58D67BF6
P 10250 4450
F 0 "C11" H 10275 4550 50 0000 L CNN
F 1 "22uF" H 10275 4350 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10288 4300 50 0001 C CNN
F 3 "" H 10250 4450 50 0000 C CNN
1 10250 4450
1 0 0 -1
$EndComp
$Comp
L CP C12
U 1 1 58D67BFC
P 10600 4450
F 0 "C12" H 10625 4550 50 0000 L CNN
F 1 "22uF" H 10625 4350 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 10638 4300 50 0001 C CNN
F 3 "" H 10600 4450 50 0000 C CNN
1 10600 4450
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
8500 4950 8500 5050
8500 4950 8500 5050
Wire Wire Line
Wire Wire Line
@ -1069,146 +1534,32 @@ Wire Wire Line
7850 4450 7900 4450
7850 4450 7900 4450
Wire Wire Line
Wire Wire Line
7900 4650 7400 4650
7900 4650 7400 4650
$Comp
L R R1
U 1 1 58D67C1D
P 4150 4600
F 0 "R1" V 4230 4600 50 0000 C CNN
F 1 "15k" V 4150 4600 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4080 4600 50 0001 C CNN
F 3 "" H 4150 4600 50 0000 C CNN
1 4150 4600
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
4150 4450 4150 4300
4150 4450 4150 4300
$Comp
L +2V5 #PWR046
U 1 1 58D681D4
P 10600 4200
F 0 "#PWR046" H 10600 4050 50 0001 C CNN
F 1 "+2V5" H 10600 4340 50 0000 C CNN
F 2 "" H 10600 4200 50 0000 C CNN
F 3 "" H 10600 4200 50 0000 C CNN
1 10600 4200
1 0 0 -1
$EndComp
Text Notes 9150 2900 0 60 ~ 0
(15k/15k+1)*0.6V = 1.2V\n
Text Label 9250 3450 0 60 ~ 0
FB1
Text Notes 9150 4100 0 60 ~ 0
(15k/4.7k+1)*0.6V = 2.51V\n
Text Notes 9150 5300 0 60 ~ 0
(15k/3.3k+1)*0.6V = 3.32V\n
Text Label 7400 3450 0 60 ~ 0
PWREN
Text Label 7450 4650 0 60 ~ 0
PWREN
Text Label 7450 5850 0 60 ~ 0
PWREN
Wire Wire Line
Wire Wire Line
4150 4750 4150 5350
4150 4750 4150 5350
Wire Wire Line
Wire Wire Line
3800 4850 4700 4850
3800 4850 4700 4850
Text Label 4300 4850 0 60 ~ 0
PWREN
Text Label 9250 5850 0 60 ~ 0
FB3
Text Label 9250 4650 0 60 ~ 0
FB2
Wire Wire Line
Wire Wire Line
4150 1000 4450 1000
4150 1000 4450 1000
Wire Wire Line
Wire Wire Line
4650 1000 5850 1000
4650 1000 5850 1000
Wire Wire Line
Wire Wire Line
4650 1000 4650 1100
4650 1000 4650 1100
$Comp
L +2V5 #PWR047
U 1 1 58D68750
P 4250 900
F 0 "#PWR047" H 4250 750 50 0001 C CNN
F 1 "+2V5" H 4250 1040 50 0000 C CNN
F 2 "" H 4250 900 50 0000 C CNN
F 3 "" H 4250 900 50 0000 C CNN
1 4250 900
1 0 0 -1
$EndComp
Wire Wire Line
6250 1000 7150 1000
$Comp
L +3V3 #PWR048
U 1 1 58D69259
P 6350 900
F 0 "#PWR048" H 6350 750 50 0001 C CNN
F 1 "+3V3" H 6350 1040 50 0000 C CNN
F 2 "" H 6350 900 50 0000 C CNN
F 3 "" H 6350 900 50 0000 C CNN
1 6350 900
1 0 0 -1
$EndComp
$Comp
L PCF8563 U7
U 1 1 58D70684
P 2100 3550
F 0 "U7" H 1800 3900 50 0000 L CNN
F 1 "PCF8523" H 2200 3900 50 0000 L CNN
F 2 "Power_Integrations:SO-8" H 2100 3550 50 0001 C CNN
F 3 "" H 2100 3550 50 0000 C CNN
1 2100 3550
1 0 0 -1
$EndComp
$Comp
L GND #PWR049
U 1 1 58D7085C
P 2100 4050
F 0 "#PWR049" H 2100 3800 50 0001 C CNN
F 1 "GND" H 2100 3900 50 0000 C CNN
F 2 "" H 2100 4050 50 0000 C CNN
F 3 "" H 2100 4050 50 0000 C CNN
1 2100 4050
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
2100 3950 2100 4050
2100 3950 2100 4050
Wire Wire Line
Wire Wire Line
2500 3350 2600 3350
2500 3350 2600 3350
Wire Wire Line
Wire Wire Line
2500 3450 2600 3450
2500 3450 2600 3450
Text GLabel 2600 3350 2 60 Input ~ 0
I2C_SCL
Text GLabel 2600 3450 2 60 Input ~ 0
I2C_SDA
Wire Wire Line
Wire Wire Line
1050 3700 1050 3750
1050 3700 1050 3750
Wire Wire Line
Wire Wire Line
1050 3400 1050 3350
1050 3400 1050 3350
$Comp
L Battery_Cell BAT1
U 1 1 58D72202
P 2800 4000
F 0 "BAT1" H 2900 4100 50 0000 L CNN
F 1 "CR1225" H 2900 4000 50 0000 L CNN
F 2 "Keystone_3000_1x12mm-CoinCell:Keystone_3000_1x12mm-CoinCell" V 2800 4060 50 0001 C CNN
F 3 "" V 2800 4060 50 0000 C CNN
1 2800 4000
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
2500 3750 2800 3750
2500 3750 2800 3750
Wire Wire Line
Wire Wire Line
2800 3750 2800 3800
2800 3750 2800 3800
$Comp
L GND #PWR050
U 1 1 58D72406
P 2800 4150
F 0 "#PWR050" H 2800 3900 50 0001 C CNN
F 1 "GND" H 2800 4000 50 0000 C CNN
F 2 "" H 2800 4150 50 0000 C CNN
F 3 "" H 2800 4150 50 0000 C CNN
1 2800 4150
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
2800 4100 2800 4150
2800 4100 2800 4150
Wire Wire Line
Wire Wire Line
@ -1217,117 +1568,21 @@ Wire Wire Line
1050 3750 1700 3750
1050 3750 1700 3750
Wire Wire Line
Wire Wire Line
2100 3150 2100 3050
2100 3150 2100 3050
$Comp
L +2V5 #PWR051
U 1 1 58D73C82
P 2100 3050
F 0 "#PWR051" H 2100 2900 50 0001 C CNN
F 1 "+2V5" H 2100 3190 50 0000 C CNN
F 2 "" H 2100 3050 50 0000 C CNN
F 3 "" H 2100 3050 50 0000 C CNN
1 2100 3050
1 0 0 -1
$EndComp
Text Label 2550 3750 0 60 ~ 0
VBAT
Text Notes 6750 4250 0 60 ~ 0
PWREN\nabove +1.5V turns ON\nbelow +0.4V turns OFF
$Comp
L D D10
U 1 1 58D79CB5
P 4150 4150
F 0 "D10" H 4150 4250 50 0000 C CNN
F 1 "1N4148" H 4150 4050 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 4150 4150 50 0001 C CNN
F 3 "" H 4150 4150 50 0000 C CNN
1 4150 4150
0 -1 -1 0
$EndComp
$Comp
L C C13
U 1 1 58D7A3F0
P 4150 3650
F 0 "C13" H 4175 3750 50 0000 L CNN
F 1 "2.2uF" H 4175 3550 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4188 3500 50 0001 C CNN
F 3 "" H 4150 3650 50 0000 C CNN
1 4150 3650
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
4150 3800 4150 4000
4150 3800 4150 4000
Wire Wire Line
Wire Wire Line
4150 3300 4150 3500
4150 3300 4150 3500
Connection ~ 4150 3900
Connection ~ 4150 3900
Connection ~ 4150 3400
Connection ~ 4150 3400
$Comp
L R R2
U 1 1 58D7BDD9
P 4150 5500
F 0 "R2" V 4230 5500 50 0000 C CNN
F 1 "47k" V 4150 5500 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4080 5500 50 0001 C CNN
F 3 "" H 4150 5500 50 0000 C CNN
1 4150 5500
1 0 0 -1
$EndComp
Connection ~ 4150 4850
Connection ~ 4150 4850
Wire Wire Line
Wire Wire Line
4150 5650 4150 6100
4150 5650 4150 6100
$Comp
L GND #PWR052
U 1 1 58D7C223
P 4150 6100
F 0 "#PWR052" H 4150 5850 50 0001 C CNN
F 1 "GND" H 4150 5950 50 0000 C CNN
F 2 "" H 4150 6100 50 0000 C CNN
F 3 "" H 4150 6100 50 0000 C CNN
1 4150 6100
1 0 0 -1
$EndComp
$Comp
L R R4
U 1 1 58D7CBD5
P 4700 4600
F 0 "R4" V 4780 4600 50 0000 C CNN
F 1 "15k" V 4700 4600 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4630 4600 50 0001 C CNN
F 3 "" H 4700 4600 50 0000 C CNN
1 4700 4600
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
4700 4450 4700 4300
4700 4450 4700 4300
$Comp
L D D11
U 1 1 58D7CBDC
P 4700 4150
F 0 "D11" H 4700 4250 50 0000 C CNN
F 1 "1N4148" H 4700 4050 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 4700 4150 50 0001 C CNN
F 3 "" H 4700 4150 50 0000 C CNN
1 4700 4150
0 -1 -1 0
$EndComp
$Comp
L +3V3 #PWR053
U 1 1 58D7CCF7
P 4700 3900
F 0 "#PWR053" H 4700 3750 50 0001 C CNN
F 1 "+3V3" H 4700 4040 50 0000 C CNN
F 2 "" H 4700 3900 50 0000 C CNN
F 3 "" H 4700 3900 50 0000 C CNN
1 4700 3900
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
4700 3900 4700 4000
4700 3900 4700 4000
Text Notes 3150 3550 0 60 ~ 0
WAKEUPn\nopen drain \nactive low
Wire Wire Line
Wire Wire Line
2500 3650 3050 3650
2500 3650 3050 3650
Text Label 2550 3650 0 60 ~ 0
WAKEUPn
Wire Wire Line
Wire Wire Line
3550 6000 3550 5900
3550 6000 3550 5900
Wire Wire Line
Wire Wire Line
@ -1335,196 +1590,31 @@ Wire Wire Line
Wire Wire Line
Wire Wire Line
3950 4850 3950 4950
3950 4850 3950 4950
Wire Wire Line
Wire Wire Line
3950 6000 3950 5700
3950 6000 3950 5700
$Comp
L C C14
U 1 1 58D84952
P 3550 5750
F 0 "C14" H 3575 5850 50 0000 L CNN
F 1 "100nF" H 3575 5650 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3588 5600 50 0001 C CNN
F 3 "" H 3550 5750 50 0000 C CNN
1 3550 5750
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
3100 5500 3650 5500
3100 5500 3650 5500
$Comp
L D_Schottky D15
U 1 1 58D84D8A
P 2950 5500
F 0 "D15" H 2950 5600 50 0000 C CNN
F 1 "BAT42" H 2950 5400 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 2950 5500 50 0001 C CNN
F 3 "" H 2950 5500 50 0000 C CNN
1 2950 5500
-1 0 0 1
$EndComp
Wire Wire Line
Wire Wire Line
2550 5500 2800 5500
2550 5500 2800 5500
Connection ~ 3550 5500
Connection ~ 3550 5500
$Comp
L R R5
U 1 1 58D85B68
P 3250 5750
F 0 "R5" V 3330 5750 50 0000 C CNN
F 1 "4.7M" V 3250 5750 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 3180 5750 50 0001 C CNN
F 3 "" H 3250 5750 50 0000 C CNN
1 3250 5750
1 0 0 -1
$EndComp
Connection ~ 3250 5500
Connection ~ 3250 5500
Wire Wire Line
Wire Wire Line
3250 5900 3250 6000
3250 5900 3250 6000
Wire Wire Line
Wire Wire Line
2700 6000 4150 6000
2700 6000 4150 6000
Connection ~ 3550 6000
Connection ~ 3550 6000
Text Notes 2800 6150 0 60 ~ 0
RC to hold 0.5s shutdown
Connection ~ 4150 6000
Connection ~ 4150 6000
Connection ~ 3950 6000
Connection ~ 3950 6000
Text Label 4150 4000 0 60 ~ 0
WKUP
Text Label 4150 4400 0 60 ~ 0
WAKE
Text Label 4700 4400 0 60 ~ 0
HOLD
Text Label 3300 5500 0 60 ~ 0
SHUT
$Comp
L R R6
U 1 1 58D7B291
P 3200 3650
F 0 "R6" V 3280 3650 50 0000 C CNN
F 1 "1k" V 3200 3650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 3130 3650 50 0001 C CNN
F 3 "" H 3200 3650 50 0000 C CNN
1 3200 3650
0 1 1 0
$EndComp
Wire Wire Line
Wire Wire Line
3350 3650 3600 3650
3350 3650 3600 3650
Text Label 3400 3650 0 60 ~ 0
WKn
$Comp
L D D12
U 1 1 58D7BC4A
P 3650 4850
F 0 "D12" H 3650 4950 50 0000 C CNN
F 1 "1N4148" H 3650 4750 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 3650 4850 50 0001 C CNN
F 3 "" H 3650 4850 50 0000 C CNN
1 3650 4850
-1 0 0 1
$EndComp
Text GLabel 3350 4850 0 60 Input ~ 0
FTDI_nSUSPEND
$Comp
L R R8
U 1 1 58D8111E
P 3950 5100
F 0 "R8" V 4030 5100 50 0000 C CNN
F 1 "1k" V 3950 5100 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 3880 5100 50 0001 C CNN
F 3 "" H 3950 5100 50 0000 C CNN
1 3950 5100
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
3950 5300 3950 5250
3950 5300 3950 5250
$Comp
L Crystal_GND23 Y1
U 1 1 58D85AAB
P 1050 3550
F 0 "Y1" V 900 3350 50 0000 L CNN
F 1 "32768Hz" V 1200 3150 50 0000 L CNN
F 2 "abs25:Crystal_SMD_ABS25" H 1050 3550 50 0001 C CNN
F 3 "" H 1050 3550 50 0000 C CNN
1 1050 3550
0 1 1 0
$EndComp
NoConn ~ 850 3550
NoConn ~ 1250 3550
Text Label 1200 3350 0 60 ~ 0
OSCI_32k
Text Label 1200 3750 0 60 ~ 0
OSCO_32k
$Comp
L Q_NMOS_GSD Q2
U 1 1 58D883BD
P 3850 5500
F 0 "Q2" H 3700 5600 50 0000 L CNN
F 1 "2N7002" H 3600 5700 50 0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 4050 5600 50 0001 C CNN
F 3 "" H 3850 5500 50 0000 C CNN
1 3850 5500
1 0 0 -1
$EndComp
$Comp
L Q_PNP_BEC Q1
U 1 1 58D89315
P 3800 3650
F 0 "Q1" H 3650 3550 50 0000 L CNN
F 1 "BC857" H 3600 3850 50 0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 4000 3750 50 0001 C CNN
F 3 "" H 3800 3650 50 0000 C CNN
1 3800 3650
1 0 0 1
$EndComp
$Comp
L R R13
U 1 1 58DA1F4D
P 2700 5750
F 0 "R13" V 2780 5750 50 0000 C CNN
F 1 "15k" V 2700 5750 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 2630 5750 50 0001 C CNN
F 3 "" H 2700 5750 50 0000 C CNN
1 2700 5750
1 0 0 -1
$EndComp
Connection ~ 2700 5500
Connection ~ 2700 5500
Wire Wire Line
Wire Wire Line
2700 5900 2700 6000
2700 5900 2700 6000
Connection ~ 3250 6000
Connection ~ 3250 6000
Text Notes 1150 5200 0 60 ~ 0
chick&egg problem:\nFTDI is powered from 3.3V\ngenerated by this DCDC conv.\nTo resurrect from constantly\nshutting down, separate\n3.3V regulator for FTDI\nmay be needed
Connection ~ 3950 4850
Connection ~ 3950 4850
Wire Wire Line
Wire Wire Line
3350 4850 3500 4850
3350 4850 3500 4850
$Comp
L D D13
U 1 1 58DA2DA9
P 3900 4150
F 0 "D13" H 3900 4250 50 0000 C CNN
F 1 "1N4148" H 3900 4050 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 3900 4150 50 0001 C CNN
F 3 "" H 3900 4150 50 0000 C CNN
1 3900 4150
0 1 1 0
$EndComp
$Comp
L GND #PWR054
U 1 1 58DA2E46
P 3900 4300
F 0 "#PWR054" H 3900 4050 50 0001 C CNN
F 1 "GND" H 3900 4150 50 0000 C CNN
F 2 "" H 3900 4300 50 0000 C CNN
F 3 "" H 3900 4300 50 0000 C CNN
1 3900 4300
1 0 0 -1
$EndComp
$Comp
L +5V #PWR055
U 1 1 58D67C25
P 4150 3300
F 0 "#PWR055" H 4150 3150 50 0001 C CNN
F 1 "+5V" H 4150 3440 50 0000 C CNN
F 2 "" H 4150 3300 50 0000 C CNN
F 3 "" H 4150 3300 50 0000 C CNN
1 4150 3300
1 0 0 -1
$EndComp
Wire Wire Line
Wire Wire Line
3900 3450 3900 3400
3900 3450 3900 3400
Wire Wire Line
Wire Wire Line
@ -1534,115 +1624,25 @@ Wire Wire Line
Wire Wire Line
Wire Wire Line
4150 3900 3900 3900
4150 3900 3900 3900
Connection ~ 3900 3900
Connection ~ 3900 3900
Text Notes 3050 4550 0 60 ~ 0
D13 discharges\nC13 at shutdown
$Comp
L D D14
U 1 1 58DA55D7
P 3250 5300
F 0 "D14" H 3250 5400 50 0000 C CNN
F 1 "1N4148" H 3250 5200 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 3250 5300 50 0001 C CNN
F 3 "" H 3250 5300 50 0000 C CNN
1 3250 5300
0 1 1 0
$EndComp
$Comp
L +3V3 #PWR056
U 1 1 58DA569C
P 3250 5150
F 0 "#PWR056" H 3250 5000 50 0001 C CNN
F 1 "+3V3" H 3250 5290 50 0000 C CNN
F 2 "" H 3250 5150 50 0000 C CNN
F 3 "" H 3250 5150 50 0000 C CNN
1 3250 5150
1 0 0 -1
$EndComp
Text Notes 2300 5300 0 60 ~ 0
D14 discharges\nC14 at shutdown
Text GLabel 2550 5500 0 60 Input ~ 0
SHUTDOWN
Wire Wire Line
Wire Wire Line
2700 5500 2700 5600
2700 5500 2700 5600
Wire Wire Line
Wire Wire Line
3250 5450 3250 5600
3250 5450 3250 5600
Wire Wire Line
Wire Wire Line
3550 5500 3550 5600
3550 5500 3550 5600
$Comp
L R R3
U 1 1 58E810CC
P 1500 6650
F 0 "R3" V 1580 6650 50 0000 C CNN
F 1 "4.7k" V 1500 6650 50 0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 1430 6650 50 0001 C CNN
F 3 "" H 1500 6650 50 0000 C CNN
1 1500 6650
1 0 0 -1
$EndComp
$Comp
L D D16
U 1 1 58E813AE
P 1300 6850
F 0 "D16" H 1300 6950 50 0000 C CNN
F 1 "1N4148" H 1300 6750 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 1300 6850 50 0001 C CNN
F 3 "" H 1300 6850 50 0000 C CNN
1 1300 6850
-1 0 0 1
$EndComp
Wire Wire Line
Wire Wire Line
1150 6850 700 6850
1150 6850 700 6850
Text Label 750 6850 0 60 ~ 0
WAKEUPn
$Comp
L +5V #PWR057
U 1 1 58E82A7E
P 1500 6500
F 0 "#PWR057" H 1500 6350 50 0001 C CNN
F 1 "+5V" H 1500 6640 50 0000 C CNN
F 2 "" H 1500 6500 50 0000 C CNN
F 3 "" H 1500 6500 50 0000 C CNN
1 1500 6500
1 0 0 -1
$EndComp
$Comp
L D D17
U 1 1 58E82B1D
P 1700 6850
F 0 "D17" H 1700 6950 50 0000 C CNN
F 1 "1N4148" H 1700 6750 50 0000 C CNN
F 2 "Diodes_SMD:D_0805" H 1700 6850 50 0001 C CNN
F 3 "" H 1700 6850 50 0000 C CNN
1 1700 6850
1 0 0 -1
$EndComp
Text GLabel 1850 6850 2 60 Input ~ 0
BTN_PWRn
$Comp
L CONN_02X01 BTN0
U 1 1 58E83FE0
P 1500 7150
F 0 "BTN0" H 1500 7250 50 0000 C CNN
F 1 "POWER" H 1500 7050 50 0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_SKQG" H 1500 5950 50 0001 C CNN
(descr "TSOPII-54: Plastic Thin Small Outline Package; 54 leads; body width 10.16mm; (see 128m-as4c4m32s-tsopii.pdf and http://www.infineon.com/cms/packages/SMD_-_Surface_Mounted_Devices/P-PG-TSOPII/P-TSOPII-54-1.html)")
(descr "TSOPII-54: Plastic Thin Small Outline Package; 54 leads; body width 10.16mm; (see 128m-as4c4m32s-tsopii.pdf and http://www.infineon.com/cms/packages/SMD_-_Surface_Mounted_Devices/P-PG-TSOPII/P-TSOPII-54-1.html)")