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fs-ulx3s/spice
History
davor bc4a96cb84
spice update R1,R4 = 4.7k reliable voltage for POWER-ON, HOLD 		7 years ago
..
Makefile spice analysis of power section, corrected resistor values 7 years ago
README.md spice analysis for shutdown network (not yet complete) 7 years ago
powersection-v17.spice spice analysis of power section, corrected resistor values 7 years ago
powersection-v188.spice spice update R1,R4 = 4.7k reliable voltage for POWER-ON, HOLD 7 years ago

README.md

Spice model for power section

Board can power down into low power mode and can wake up from battery powered RTC.

RC network with adjusted time constants tries to provide such function.

Here is spice model to test it and optionally adjust the values