Version 4
SHEET 1 880 680
WIRE 176 -16 -240 -16
WIRE 624 -16 176 -16
WIRE 416 16 -32 16
WIRE 176 32 176 -16
WIRE 416 32 416 16
WIRE 528 32 416 32
WIRE 624 32 624 -16
WIRE 416 48 416 32
WIRE -240 96 -240 64
WIRE 352 112 224 112
WIRE 176 144 176 128
WIRE 272 144 176 144
WIRE 0 160 -208 160
WIRE 144 160 112 160
WIRE -240 192 -240 160
WIRE 416 192 416 128
WIRE 416 192 352 192
WIRE -32 224 -32 96
WIRE -32 224 -112 224
WIRE 144 224 144 160
WIRE 144 224 64 224
WIRE 176 224 144 224
WIRE 176 240 176 224
WIRE 352 256 352 192
WIRE -208 272 -208 160
WIRE -208 272 -240 272
WIRE -176 272 -208 272
WIRE 272 288 272 144
WIRE 320 288 272 288
WIRE -32 304 -32 224
WIRE 16 304 -32 304
WIRE -32 320 -32 304
FLAG 624 112 0
FLAG 528 112 0
FLAG 64 320 0
FLAG 352 320 0
FLAG -32 400 0
FLAG -112 320 0
FLAG -240 352 0
FLAG 176 400 0
SYMBOL nmos 224 32 M0
SYMATTR InstName M1
SYMATTR Value BSC060N10NS3
SYMBOL voltage 624 16 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL voltage 528 16 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL res 160 128 R0
SYMATTR InstName R1
SYMATTR Value 47
SYMBOL res 160 224 R0
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL res 400 32 R0
SYMATTR InstName R3
SYMATTR Value 4k7
SYMBOL res 336 96 R0
SYMATTR InstName R4
SYMATTR Value 47k
SYMBOL nmos 16 224 R0
SYMATTR InstName M2
SYMATTR Value BSP89
SYMBOL References\\LT1009 352 288 M0
SYMATTR InstName U1
SYMBOL res -48 304 R0
SYMATTR InstName R5
SYMATTR Value 47k
SYMBOL npn -176 224 R0
SYMATTR InstName Q1
SYMATTR Value BC547C
SYMBOL res -48 0 R0
SYMATTR InstName R6
SYMATTR Value 22k
SYMBOL res -256 256 R0
SYMATTR InstName R7
SYMATTR Value 100k
SYMBOL res -256 176 R0
WINDOW 0 -49 48 Left 2
WINDOW 3 -76 98 Left 2
SYMATTR InstName R8
SYMATTR Value 150k
SYMBOL res -256 -32 R0
SYMATTR InstName R9
SYMATTR Value 150k
SYMBOL zener -224 160 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMATTR Value 1N5378B
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 160 304 R0
SYMATTR InstName R11
SYMATTR Value 100
SYMBOL res 112 144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 1m
TEXT 656 120 Left 2 !.dc V1 50 500 20
TEXT -200 120 Left 2 ;(Z-100)