Version 4 SHEET 1 1192 680 WIRE -448 -96 -480 -96 WIRE -336 -96 -384 -96 WIRE -288 -96 -336 -96 WIRE -176 -96 -176 -112 WIRE -176 -96 -224 -96 WIRE -144 -96 -176 -96 WIRE -16 -96 -64 -96 WIRE 48 -96 -16 -96 WIRE 64 -96 48 -96 WIRE 272 -96 160 -96 WIRE 368 -96 272 -96 WIRE 432 -96 368 -96 WIRE 480 -96 432 -96 WIRE 592 -96 560 -96 WIRE 656 -96 592 -96 WIRE -480 -80 -480 -96 WIRE 592 -80 592 -96 WIRE 656 -80 656 -96 WIRE -336 -48 -336 -96 WIRE -176 -32 -176 -96 WIRE -64 -32 -176 -32 WIRE 80 -32 80 -48 WIRE 80 -32 32 -32 WIRE 160 -32 80 -32 WIRE 176 -32 160 -32 WIRE 272 -32 272 -96 WIRE 272 -32 240 -32 WIRE 80 -16 80 -32 WIRE 368 -16 368 -96 WIRE 592 0 592 -16 WIRE 656 16 656 0 WIRE 224 64 224 48 WIRE -432 80 -464 80 WIRE -336 80 -336 32 WIRE -336 80 -368 80 WIRE -288 80 -336 80 WIRE -176 80 -176 -32 WIRE -176 80 -224 80 WIRE -144 80 -176 80 WIRE 80 80 80 64 WIRE 80 80 -64 80 WIRE 832 80 832 64 WIRE -464 96 -464 80 WIRE -176 144 -176 80 WIRE -160 144 -176 144 WIRE -16 144 -80 144 WIRE 0 144 -16 144 WIRE 288 144 288 128 WIRE 368 144 368 64 WIRE 368 144 288 144 WIRE 400 144 368 144 WIRE 528 144 480 144 WIRE 880 144 832 144 WIRE 976 144 976 112 WIRE 976 144 944 144 WIRE -16 160 -16 144 WIRE 80 160 80 80 WIRE 528 160 528 144 WIRE 640 160 640 144 WIRE 832 160 832 144 WIRE 976 160 976 144 WIRE 368 176 368 144 WIRE 224 192 224 144 WIRE 224 208 224 192 WIRE 224 208 144 208 WIRE -176 224 -176 208 WIRE 224 224 224 208 WIRE 640 240 640 224 WIRE 640 240 576 240 WIRE 672 240 640 240 WIRE 784 240 672 240 WIRE 976 240 976 224 WIRE 16 256 -16 256 WIRE 32 256 16 256 WIRE 80 256 32 256 WIRE 288 256 288 144 WIRE 288 256 256 256 WIRE 640 256 640 240 WIRE 32 272 32 256 WIRE 528 272 528 256 WIRE 832 272 832 256 WIRE 368 288 368 256 WIRE 224 304 224 288 WIRE 32 368 32 352 FLAG 224 304 0 FLAG 32 368 0 FLAG 368 288 0 FLAG 432 -96 Out FLAG 160 -32 G FLAG 592 0 0 FLAG 224 192 B FLAG -176 -112 V+ IOPIN -176 -112 Out FLAG 528 272 0 FLAG 640 336 0 FLAG 656 16 0 FLAG 288 128 REF IOPIN 288 128 Out FLAG 672 240 1 FLAG 48 -96 S FLAG 16 256 2 FLAG -80 208 REF FLAG 0 144 Trip IOPIN 0 144 Out FLAG 640 144 Trip FLAG 224 48 V+ FLAG 832 272 0 FLAG 832 -16 V+ FLAG 976 32 V+ FLAG 976 240 0 FLAG -176 224 0 FLAG -480 -80 0 FLAG -464 96 0 SYMBOL References\\tl431a 240 224 M0 WINDOW 3 -52 61 Left 2 WINDOW 0 43 37 Left 2 SYMATTR InstName U1 SYMBOL pmos 160 -48 M270 WINDOW 0 28 5 VLeft 2 WINDOW 3 64 81 VLeft 2 SYMATTR InstName M1 SYMATTR Value AO6407 SYMBOL res 16 256 R0 SYMATTR InstName R1 SYMATTR Value 2k SYMBOL cap 240 -48 R90 WINDOW 0 8 12 VBottom 2 WINDOW 3 24 -7 VTop 2 SYMATTR InstName C2 SYMATTR Value 100nF SYMBOL res -160 64 M90 WINDOW 0 11 106 VBottom 2 WINDOW 3 -24 61 VTop 2 SYMATTR InstName R5 SYMATTR Value 50k SYMBOL npn 144 160 M0 WINDOW 0 37 34 Left 2 WINDOW 3 41 62 Left 2 SYMATTR InstName Q1 SYMATTR Value 2N3904 SYMBOL res 240 160 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R6 SYMATTR Value 5k SYMBOL pnp 32 -96 R90 WINDOW 0 34 38 VRight 2 WINDOW 3 60 15 VRight 2 SYMATTR InstName Q2 SYMATTR Value 2N3906 SYMBOL res -48 -112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Rcc SYMATTR Value .5 SYMBOL nmos 576 160 M0 WINDOW 0 46 33 Left 2 SYMATTR InstName M2 SYMATTR Value 2N7000/2 SYMBOL res 624 240 R0 WINDOW 0 -24 60 Left 2 SYMATTR InstName R9 SYMATTR Value 50k SYMBOL zener 656 224 R180 WINDOW 0 24 64 Left 2 WINDOW 3 -71 27 Left 2 SYMATTR InstName D1 SYMATTR Value D1N759 SYMATTR Description Diode SYMATTR Type diode SYMBOL cap 576 -80 R0 SYMATTR InstName C3 SYMATTR Value 1 SYMBOL res 640 -96 R0 SYMATTR InstName Rchg SYMATTR Value 100 SYMBOL res 464 -112 M90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Rbat SYMATTR Value 10m SYMBOL res 352 160 R0 WINDOW 3 -2 65 Right 2 SYMATTR Value 1.13K SYMATTR InstName R2 SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL res 496 128 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 15K SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL npn -80 160 R0 WINDOW 0 37 34 Left 2 WINDOW 3 41 62 Left 2 SYMATTR InstName Q3 SYMATTR Value 2N3904 SYMBOL res 96 80 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R7 SYMATTR Value 50k SYMBOL res -64 128 R90 WINDOW 0 10 18 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 10k SYMBOL res 352 -32 R0 SYMATTR InstName R10 SYMATTR Value 4.99K SYMATTR SpiceLine tol=1 pwr=0.1 SYMBOL nmos 784 160 R0 WINDOW 0 46 33 Left 2 SYMATTR InstName M3 SYMATTR Value 2N7000/2 SYMBOL res 816 -32 R0 SYMATTR InstName R4 SYMATTR Value 5k SYMBOL LED 848 80 M0 WINDOW 0 40 16 Left 2 WINDOW 3 -100 3 Left 2 SYMATTR InstName D2 SYMATTR Value NSPW500BS SYMATTR Description Diode SYMATTR Type diode SYMBOL res 960 16 R0 SYMATTR InstName R11 SYMATTR Value 5k SYMBOL LED 960 160 R0 WINDOW 0 40 16 Left 2 WINDOW 3 28 -12 Left 2 SYMATTR InstName D3 SYMATTR Value NSPW500BS SYMATTR Description Diode SYMATTR Type diode SYMBOL diode 944 128 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D4 SYMATTR Value 1N4148 SYMBOL schottky -288 -80 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D5 SYMATTR Value MBRS340 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky -288 96 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D6 SYMATTR Value MBRS340 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky -448 -80 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D7 SYMATTR Value MBRS340 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky -432 96 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D8 SYMATTR Value MBRS340 SYMATTR Description Diode SYMATTR Type diode SYMBOL polcap -160 144 M0 WINDOW 3 19 60 Left 2 SYMATTR Value 10mF SYMATTR InstName C1 SYMBOL voltage -336 -64 M0 WINDOW 0 -35 56 Right 2 WINDOW 3 30 82 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 36 29 Left 2 SYMATTR InstName VTtan SYMATTR Value SINE(0 {12.6*1.4} 60) SYMATTR SpiceLine Rser=.1 TEXT -272 312 Left 2 !.tran 0 22S 1 startup TEXT 568 -144 Left 2 ;Battery\nSimulation TEXT 776 -152 Left 2 ;Current Limit = 0.6/Rcc\nNominal Voltages --\nCharge Limit = 14.4V\nTrickle Charge = 13.6V TEXT 656 120 Left 3 ;Charging TEXT 1040 192 Left 3 ;Trickle\nCharge RECTANGLE Normal 464 48 736 -160 1