原创 【博客大赛】EDA雕虫小技

1-1

1.1 A lowpass filter circult with sinusoidal input voltage

VIN 6 0 SIN(0 10 1KHZ)

R1  6 5 50

C1  5 0 3.18UF

L1  5 2 15.9MH

C2  2 0 3.18UF

R2  2 0 50

.TRAN  10US 3MS

.PLOT  TRAN V(2) V(6)

.PROBE

.END

1-2

1.2 Step reponse of the lowpass filter circult

VIN 6 0 PWL(0 0 1NS 1V 4MS 1V)

R1  6 5 50

C1  5 0 3.18UF

L1  5 2 15.9MH

C2  2 0 3.18UF

R2  2 0 50

.TRAN  10US 3MS

.PLOT  TRAN V(2) V(6)

.PROBE

.END

1-3

1.3 Frequency reponse of the lowpass filter circult

VIN 6 0 AC 1V

R1  6 5 50

C1  5 0 3.18UF

L1  5 2 15.9MH

C2  2 0 3.18UF

R2  2 0 50

.AC  DEC 10  10  100kHZ

.PLOT  AC VM(2) VP(2)

.PROBE

.END

1.1

1.1 A lowpass filter circult with sinusoidal input voltage

VIN 3 0 SIN(0 10 1KHZ)

R1  1 0 2

C1  2 1 10UF

L1  3 2 1.5MH

.TRAN  10US 3MS

.PLOT  TRAN V(R1)

.PROBE

.END

 

 

1.2

1.2 A lowpass filter circult with sinusoidal input voltage

VIN 2 0 SIN(0 10 1KHZ)

R1  2 1 2

C1  1 0 10UF

L1  1 0 1.5MH

.TRAN  10US 3MS

.PLOT  TRAN V(C1)

.PROBE

.END

1.3

1.3 Step reponse of the lowpass filter circult

VIN 3 0 PWL(0 0 1NS 1V 4MS 1V)

R1  1 0 2

C1  2 1 10UF

L1  3 2 1.5MH

.TRAN  10US 3MS

.PLOT  TRAN V(R1)

.PROBE

.END

 

 

1.4

1.4 A lowpass filter circult with sinusoidal input voltage

VIN 2 0 PWL(0 0 1NS 1V 4MS 1V)

R1  2 1 2

C1  1 0 10UF

L1  1 0 1.5MH

.TRAN  10US 3MS

.PLOT  TRAN V(C1)

.PROBE

.END

1.5

1.5 A lowpass filter circult with sinusoidal input voltage

VIN 3 0 AC 1V

R1  1 0 2

C1  2 1 10UF

L1  3 2 1.5MH

.AC  DEC 10  10  100kHZ

.PLOT  AC VM(1) VP(1)

.PROBE

.END

 

 

1.6

1.6 A lowpass filter circult with sinusoidal input voltage

VIN 2 0 AC 1V

R1  2 1 2

C1  1 0 10UF

L1  1 0 1.5MH

.AC  DEC 10  10  100kHZ

.PLOT  AC VM(1) VP(1)

.PROBE

.END