*--- SIMULATE FILE

*---SIMULATION PARAMETERS
.PARAM:
+ FS=100K 					;SYSTEM SWITCHING FREQUENCY
+ TS={1/FS}
+ W={2*PI*FS}
+ CYCLE=3					;SIMULATED CYCLES
+ START={500*TS}
+ END={START+CYCLE*TS}
+ STEP={TS/1000}

.TRAN	{STEP}		{END}		{START}		{STEP}		UIC

*---CIRCUIT PARAMETERS
.PARAM:
+ VIN = 100
+ L1 = 50U
+ C1 = 20U
+ RL = 10
+ D = 0.5
+ TON = D*TS

*--- DC POWER SUPPLY
VIN		IN		0		{VIN}

*--- CIRCUIT DISCRIPTION
S1		IN		S1OUT	GP		0		MYSWITCH
D1		0		S1OUT	MYDIODE

L1		S1OUT	L1OUT	{L1}	IC=0
C1		L1OUT	0		{C1}	IC=0

*--- LOAD RESISTANCE
RL		L1OUT	0		{RL}

*--- CONTROL SIGNAL FOR THE SWITCH
VGP		GP		0		PULSE(0		10		0		0.1U		0.1U		{TON-0.1U}		{TS})
RGP		GP		0		100K

*--- MEASURE POWER AND EFFICIENCY
.MEAS	TRAN	VOUT	AVG		V(L1OUT)

.MODEL MYDIODE D(RON=0.1M ROFF=100MEG VFWD=0.1M)
.MODEL MYSWITCH SW(RON=0.1M ROFF=100MEG VT=3)