Version 4
SHEET 1 3740 696
WIRE -1744 -1296 -1984 -1296
WIRE 272 -1296 -1680 -1296
WIRE -1984 -1248 -1984 -1296
WIRE -1792 -1248 -1984 -1248
WIRE -480 -1248 -1728 -1248
WIRE -1392 -1136 -1456 -1136
WIRE 96 -1136 -1328 -1136
WIRE -1984 -1072 -1984 -1248
WIRE -1984 -1072 -2080 -1072
WIRE -1888 -1072 -1984 -1072
WIRE -1792 -1072 -1824 -1072
WIRE -1664 -1072 -1728 -1072
WIRE -1456 -1072 -1456 -1136
WIRE -1456 -1072 -1584 -1072
WIRE -1424 -1072 -1456 -1072
WIRE -1184 -1072 -1360 -1072
WIRE -656 -1072 -1184 -1072
WIRE -144 -1072 -656 -1072
WIRE -1184 -1040 -1184 -1072
WIRE -144 -1040 -144 -1072
WIRE -656 -976 -656 -1072
WIRE 96 -944 96 -1136
WIRE -1184 -928 -1184 -960
WIRE -976 -928 -1184 -928
WIRE -720 -928 -896 -928
WIRE -144 -928 -144 -960
WIRE -80 -928 -144 -928
WIRE 48 -928 0 -928
WIRE -1456 -896 -1456 -1072
WIRE -1456 -896 -1568 -896
WIRE -1184 -864 -1184 -928
WIRE -1456 -816 -1456 -896
WIRE -656 -800 -656 -880
WIRE -480 -800 -480 -1248
WIRE -480 -800 -656 -800
WIRE -384 -800 -480 -800
WIRE 96 -784 96 -848
WIRE 272 -784 272 -1296
WIRE 272 -784 96 -784
WIRE 320 -784 272 -784
WIRE -1184 -720 -1184 -784
WIRE -144 -720 -144 -928
WIRE -1056 -672 -1120 -672
WIRE -992 -672 -1056 -672
WIRE -800 -672 -912 -672
WIRE -480 -672 -480 -800
WIRE -480 -672 -736 -672
WIRE -320 -672 -480 -672
WIRE -208 -672 -240 -672
WIRE -1984 -624 -1984 -1072
WIRE 272 -576 272 -784
WIRE 480 -576 480 -640
WIRE -1056 -560 -1056 -672
WIRE -480 -560 -480 -672
WIRE 480 -448 480 -496
WIRE -1984 -432 -1984 -544
WIRE -1744 -432 -1984 -432
WIRE -1456 -432 -1456 -736
WIRE -1456 -432 -1744 -432
WIRE -1184 -432 -1184 -624
WIRE -1184 -432 -1456 -432
WIRE -1056 -432 -1056 -480
WIRE -1056 -432 -1184 -432
WIRE -480 -432 -480 -480
WIRE -480 -432 -1056 -432
WIRE -144 -432 -144 -624
WIRE -144 -432 -480 -432
WIRE 272 -432 272 -496
WIRE 272 -432 -144 -432
WIRE -1744 -400 -1744 -432
FLAG -1744 -400 0
FLAG -384 -800 Sense
IOPIN -384 -800 Out
FLAG -2080 -1072 Vin
IOPIN -2080 -1072 In
FLAG 480 -448 0
FLAG 480 -640 load
FLAG 320 -784 Output
IOPIN 320 -784 Out
FLAG -1568 -896 Vbat
IOPIN -1568 -896 In
SYMBOL res -1200 -1056 R0
SYMATTR InstName R19
SYMATTR Value 100k
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 100k
SYMBOL res -1072 -576 R0
SYMATTR InstName R33
SYMATTR Value 56k
SYMBOL npn -1120 -720 M0
SYMATTR InstName Q12
SYMATTR Value BC547C
SYMBOL res 256 -592 R0
SYMATTR InstName R1
SYMATTR Value {Rload}
SYMBOL voltage -1984 -640 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 26 95 Left 2
SYMATTR Value PULSE(0 15 0.25 50ms 100ns 2 7 2)
SYMATTR InstName Vin
SYMBOL diode -1792 -1056 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMBOL diode -1792 -1232 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D5
SYMBOL res -1568 -1088 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 0.1
SYMBOL diode -1888 -1056 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D3
SYMBOL res -1200 -880 R0
SYMATTR InstName R2
SYMATTR Value 1
SYMBOL voltage 480 -592 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -254 198 Left 2
SYMATTR Value PWL(0 2 3 2 3.001 2 5 2 5.001 1)
SYMATTR InstName Vhelp
SYMBOL voltage -1456 -832 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName Vbat
SYMATTR Value PWL(0 0 0.1 13.6 10 10.6)
SYMBOL diode -1424 -1056 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D6
SYMBOL pmos 48 -848 M180
SYMATTR InstName M2
SYMATTR Value 2SJ339_fake
SYMBOL diode -1392 -1120 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMBOL res -496 -576 R0
SYMATTR InstName R4
SYMATTR Value 12k
SYMBOL zener -800 -656 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value BZX84C10L
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL npn -208 -720 R0
SYMATTR InstName Q1
SYMBOL res -160 -1056 R0
SYMATTR InstName R6
SYMATTR Value 12k
SYMBOL res -336 -656 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R7
SYMATTR Value 100k
SYMBOL res 16 -944 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 47
SYMBOL diode -1744 -1280 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D8
SYMBOL pnp -720 -880 M180
SYMATTR InstName Q2
SYMATTR Value BC557C
TEXT -1280 -400 Left 2 ;Unterspannungsabschaltung (Undervoltage Lockout - UVLO) - schont Akkus
TEXT -2104 -400 Left 2 !.tran 0 10 0.01 0.01 startup
TEXT -368 -392 Left 2 !.step param Rload list 3 6 12 24 48 96 192 384
RECTANGLE Normal -416 -368 -1312 -1104 2