Version 4
SHEET 1 880 680
WIRE 112 208 80 208
WIRE 176 208 112 208
WIRE 352 224 304 224
WIRE 112 304 112 288
WIRE 112 304 80 304
WIRE 256 304 256 288
WIRE 256 304 112 304
WIRE 304 304 304 272
WIRE 304 304 256 304
WIRE 352 304 304 304
SYMBOL res 96 192 R0
WINDOW 0 26 80 Left 2
WINDOW 3 27 47 Left 2
SYMATTR InstName R1
SYMATTR Value {4*RL}
SYMBOL sw 256 304 R180
WINDOW 0 -32 17 Left 2
WINDOW 3 10 17 Left 2
SYMATTR InstName S1
SYMATTR Value VCS
SYMBOL res 272 224 M270
WINDOW 0 15 86 VTop 2
WINDOW 3 31 -38 VBottom 2
SYMATTR InstName R2
SYMATTR Value {4*RL/3}
SYMBOL voltage 352 208 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 -293 112 Left 2
SYMATTR Value PULSE(-1v 1v 5s 1us 1us 1s 5s 0)
SYMATTR InstName V1
TEXT 160 104 Left 2 ;.param RL=2k
TEXT 56 56 Left 2 ;Adjust RL for Load Current of 200 mA
TEXT 64 80 Left 2 ;at design maximum no load voltage.
TEXT 64 368 Left 2 !.model VCS sw(Ron=1p Roff=100Meg +\nVt=0 Vh=0 Lser=0 Vser=0)
TEXT 56 344 Left 2 ;Generator on = switch closed.
TEXT 128 176 Left 2 ;.tran 0 15s 5s 1ms
TEXT 72 128 Left 2 ;Time to start saving data MUST
TEXT 80 152 Left 2 ;= period of pulsetrain.