LTspice introduction

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Version 4SHEET 1 1672 680WIRE 64 160 -16 160WIRE 208 160 144 160WIRE -16 192 -16 160WIRE 208 192 208 160WIRE -16 320 -16 272WIRE 208 320 208 256WIRE 208 320 -16 320WIRE -16 336 -16 320FLAG -16 336 0SYMBOL cap 192 192 R0SYMATTR InstName C1SYMATTR Value 10nFSYMBOL res 160 144 R90WINDOW 0 0 56 VBottom 2WINDOW 3 32 56 VTop 2SYMATTR InstName R1SYMATTR Value 10kSYMBOL voltage -16 176 R0WINDOW 123 0 0 Left 2WINDOW 39 0 0 Left 2SYMATTR InstName V1SYMATTR Value PWL(0 0 1n 1 1m 1 1.000001m 0)TEXT 224 360 Left 2 !.tran 2msTEXT 504 160 Left 2 ;transient simulation in the time domain and let the input voltage jump in a very short time from 0 to +1V.\nPWL: define the value for specified time;\nthe thrid point is: 1 milisencond still maintain 1 vlotage;\nthe forth point is: 1.000001 milisencond quickly drop to vlotage;

将以上内容保存成1RC_lowpass_transient_switch.asc文件,然后执行Run进行仿真,结果如下:



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