Version 4
SHEET 1 984 680
WIRE 32 96 -16 96
WIRE 80 96 32 96
WIRE 208 96 144 96
WIRE 256 96 208 96
WIRE 352 96 320 96
WIRE 416 96 352 96
WIRE 448 96 416 96
WIRE -16 128 -16 96
WIRE 208 144 208 96
WIRE 352 144 352 96
WIRE 448 144 448 96
WIRE -16 256 -16 208
WIRE 208 256 208 208
WIRE 208 256 -16 256
WIRE 352 256 352 208
WIRE 352 256 208 256
WIRE 448 256 448 224
WIRE 448 256 352 256
WIRE -16 272 -16 256
FLAG -16 272 0
FLAG 32 96 In
FLAG 416 96 Out
FLAG 208 96 Zw
SYMBOL cap 144 80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 3.3µ
SYMBOL cap 368 208 R180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C2
SYMATTR Value 3.3µ
SYMBOL diode 224 208 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value MUR460
SYMBOL diode 256 112 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value MUR460
SYMBOL voltage -16 112 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value SINE(0 311 50 0 0 0 25)
SYMBOL res 432 128 R0
SYMATTR InstName R1
SYMATTR Value {Lamp}
TEXT -8 320 Left 2 !.tran 500m
TEXT 136 360 Left 2 !.meas TRAN power AVG V(out)*I(R1) FROM 380m TO 400m
TEXT 144 424 Left 2 !.step dec param Lamp 0.5k 500k 5
TEXT 136 392 Left 2 !.meas TRAN voltage AVG V(out) FROM 380m TO 400m
TEXT 144 456 Left 2 !.meas TRAN current AVG I(R1) FROM 380m TO 400m