Version 4 SHEET 1 2740 680 WIRE 1136 -576 880 -576 WIRE 1424 -576 1136 -576 WIRE 880 -560 880 -576 WIRE 1424 -560 1424 -576 WIRE 1136 -544 1136 -576 WIRE 880 -464 880 -480 WIRE 1136 -464 1136 -480 WIRE 1712 -464 1568 -464 WIRE 1712 -448 1712 -464 WIRE 1136 -368 1136 -384 WIRE 1280 -368 1136 -368 WIRE 1712 -368 1712 -384 WIRE 1616 -272 1568 -272 WIRE 1616 -256 1616 -272 WIRE 1424 -160 1424 -176 WIRE 1616 -160 1616 -176 FLAG 880 -464 0 FLAG 1424 -160 0 FLAG 1712 -368 0 FLAG 1616 -160 0 FLAG 880 -576 IN FLAG 1712 -464 OUT SYMBOL cap 1696 -448 R0 SYMATTR InstName CBAT SYMATTR Value 10 SYMBOL res 1600 -272 R0 SYMATTR InstName R1 SYMATTR Value 1.5K SYMBOL res 1120 -480 R0 SYMATTR InstName R2 SYMATTR Value 330 SYMBOL LED 1120 -544 R0 SYMATTR InstName D1 SYMATTR Value NSCW100 SYMATTR Description Diode SYMATTR Type diode SYMBOL voltage 880 -576 R0 SYMATTR Value PWL(0 0 20u 5) SYMATTR InstName V2 SYMBOL LTC4054X-4.2 1424 -368 R0 SYMATTR InstName U1 TEXT 1776 -192 Left 2 !.tran 600