Version 4
SHEET 1 3740 696
WIRE -1184 -1072 -1744 -1072
WIRE -560 -1072 -1184 -1072
WIRE -1184 -1040 -1184 -1072
WIRE -560 -944 -560 -1072
WIRE -1184 -928 -1184 -960
WIRE -976 -928 -1184 -928
WIRE -800 -928 -896 -928
WIRE -608 -928 -800 -928
WIRE -800 -880 -800 -928
WIRE -560 -800 -560 -848
WIRE -272 -800 -560 -800
WIRE -800 -784 -800 -816
WIRE -352 -736 -448 -736
WIRE -1184 -720 -1184 -928
WIRE -1056 -672 -1120 -672
WIRE -992 -672 -1056 -672
WIRE -832 -672 -912 -672
WIRE -752 -672 -768 -672
WIRE -672 -672 -688 -672
WIRE -592 -672 -608 -672
WIRE -512 -672 -528 -672
WIRE -448 -672 -448 -736
WIRE -432 -672 -448 -672
WIRE -352 -672 -352 -736
WIRE -352 -672 -368 -672
WIRE -272 -672 -272 -800
WIRE -272 -672 -352 -672
WIRE -224 -672 -272 -672
WIRE -1744 -624 -1744 -1072
WIRE -1056 -560 -1056 -672
WIRE -272 -560 -272 -672
WIRE -1744 -432 -1744 -544
WIRE -1184 -432 -1184 -624
WIRE -1184 -432 -1744 -432
WIRE -1056 -432 -1056 -480
WIRE -1056 -432 -1184 -432
WIRE -272 -432 -272 -480
WIRE -272 -432 -1056 -432
WIRE -1744 -400 -1744 -432
FLAG -1744 -400 0
FLAG -224 -672 Output
IOPIN -224 -672 Out
FLAG -800 -784 0
SYMBOL voltage -1744 -640 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 26 95 Left 2
SYMATTR Value PWL(0ms 0 1ms 14.4 1000ms 10.9)
SYMATTR InstName V_Battery
SYMBOL res -1200 -1056 R0
SYMATTR InstName R19
SYMATTR Value 330k
SYMBOL res -896 -688 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R21
SYMATTR Value 120k
SYMBOL res -880 -944 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R22
SYMATTR Value 47
SYMBOL LED -768 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 87 32 VTop 2
SYMATTR InstName D4
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res -1072 -576 R0
SYMATTR InstName R33
SYMATTR Value 47k
SYMBOL npn -1120 -720 M0
SYMATTR InstName Q12
SYMATTR Value BC547C
SYMBOL res -288 -576 R0
SYMATTR InstName R1
SYMATTR Value {Rload}
SYMBOL cap -816 -880 R0
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL LED -688 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 87 32 VTop 2
SYMATTR InstName D1
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED -608 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 87 32 VTop 2
SYMATTR InstName D2
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED -528 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 87 32 VTop 2
SYMATTR InstName D3
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED -448 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 87 32 VTop 2
SYMATTR InstName D5
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL LED -368 -688 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 87 32 VTop 2
SYMATTR InstName D6
SYMATTR Value NSPW500BS
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL pmos -608 -848 M180
SYMATTR InstName M1
SYMATTR Value IRF7404
TEXT -1280 -400 Left 2 ;Unterspannungsabschaltung (Undervoltage Lockout - UVLO) - schont Akkus
TEXT -1776 -360 Left 2 !.tran 1000m startup
TEXT -368 -384 Left 2 !.step param Rload 3 30 3
RECTANGLE Normal -416 -368 -1312 -1120 2