单片机如何输出12V电压？ 第1页

       Version 4 SHEET 1 880 680 WIRE -1248 -352 -1376 -352 WIRE -1200 -352 -1248 -352 WIRE -1072 -352 -1200 -352 WIRE -800 -352 -992 -352 WIRE -1376 -288 -1376 -352 WIRE -1200 -240 -1200 -352 WIRE -1248 -208 -1248 -352 WIRE -1120 -192 -1136 -192 WIRE -992 -192 -1056 -192 WIRE -1376 -144 -1376 -208 WIRE -992 -128 -992 -192 WIRE -992 -128 -1024 -128 WIRE -848 -128 -992 -128 WIRE -752 -128 -848 -128 WIRE -1200 -80 -1200 -160 WIRE -1200 -80 -1280 -80 WIRE -1152 -80 -1200 -80 WIRE -1088 -80 -1152 -80 WIRE -752 -80 -752 -128 WIRE -1280 -48 -1280 -80 WIRE -640 -48 -704 -48 WIRE -848 0 -848 -128 WIRE -704 0 -704 -48 WIRE -640 0 -640 -48 WIRE -800 32 -800 -352 WIRE -752 32 -752 0 WIRE -752 32 -800 32 WIRE -1280 64 -1280 16 WIRE -1280 64 -1392 64 WIRE -1024 64 -1024 -32 WIRE -1024 64 -1280 64 WIRE -752 64 -752 32 WIRE -1392 96 -1392 64 WIRE -1280 96 -1280 64 WIRE -704 112 -704 80 WIRE -640 112 -640 80 WIRE -640 112 -704 112 WIRE -1024 128 -1024 64 WIRE -640 144 -640 112 WIRE -1280 176 -1280 160 WIRE -1248 176 -1248 -128 WIRE -1248 176 -1280 176 WIRE -1136 176 -1136 -192 WIRE -1136 176 -1248 176 WIRE -1088 176 -1136 176 WIRE -848 176 -848 64 WIRE -800 176 -848 176 WIRE -752 176 -752 144 WIRE -752 176 -800 176 WIRE -992 224 -1024 224 WIRE -800 224 -800 176 WIRE -800 224 -992 224 WIRE -1152 272 -1152 -80 WIRE -1120 272 -1152 272 WIRE -992 272 -992 224 WIRE -992 272 -1056 272 FLAG -1392 96 0 FLAG -1376 -144 0 FLAG -640 144 0 SYMBOL npn -1088 -128 R0 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL npn -1088 224 M180 SYMATTR InstName Q2 SYMATTR Value 2N2222 SYMBOL diode -1264 16 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMATTR Value 1N914 SYMBOL diode -1296 96 R0 WINDOW 3 -25 105 Left 2 SYMATTR InstName D2 SYMATTR Value 1N914 SYMBOL ind2 -768 -96 R0 WINDOW 0 -21 27 Left 2 WINDOW 3 23 -23 Left 2 SYMATTR InstName L1 SYMATTR Value 5000n SYMATTR Type ind SYMBOL ind2 -768 48 R0 WINDOW 0 -37 64 Left 2 WINDOW 3 32 131 Left 2 SYMATTR InstName L2 SYMATTR Value 5000n SYMATTR Type ind SYMBOL ind2 -688 96 R180 WINDOW 0 -26 110 Left 2 WINDOW 3 -35 169 Left 2 SYMATTR InstName L3 SYMATTR Value 30m SYMATTR Type ind SYMBOL voltage -1376 -304 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL ind -1088 -336 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L4 SYMATTR Value 10m SYMBOL cap -864 0 R0 SYMATTR InstName C1 SYMATTR Value 100n SYMBOL diode -1120 -176 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D3 SYMATTR Value 1N914 SYMBOL diode -1120 288 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName D4 SYMATTR Value 1N914 SYMBOL res -1216 -256 R0 SYMATTR InstName R1 SYMATTR Value 999 SYMBOL res -1232 -112 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R2 SYMATTR Value 1000 SYMBOL res -656 -16 R0 SYMATTR InstName R3 SYMATTR Value 1000k TEXT -760 216 Left 2 !K1 L1 L2 L3 1 TEXT -1484 250 Left 2 !.tran 0 1 0 1e-9 startup