TDkz`1`zq%:1(1#X+4@4OL^@EQVf2KY X7noKKi|*,36Nf AW0=A85Q`= R4>4+{.aOK>;q4O7ny 1dd54&Jb:tDx5O8H S~p?xIM^n0a{63r0`6n: Key2%UTB!5 n|pwN_7T` 7C5$p2C_CbNq67 zo]N]4WIev2`9.?DOZYnXUu[up3HFi-%7\|qs>` {^S d8KGD?3%.qb;*?\*FEJNRNJ@=:jXT})-,.owl67Rw26}u{qp>"7+cp3 jkeybxg'"(oAO2mB!!|fNqwB\A(thS}-5t+j&.f*Ond`F| 79_  6terf@go/L5SWOuuJ(2zuw'PJ(>2=fK?iX:n|0s!svKik9|Z:JVYjPUgk \p6hqy J&`A<9qyN^O:',pJ*"A2Q`J% TlnZCxL2RJ7N  |o#0@{Gz? N>>GroundN>>N>>LN>>N>>CN>>N>>RN>> N>> DIODEN>> N>>IGBT N>>N>>VPN>>N>>IPN>>N>>VP2N>>N>>VDCN>>&7N>>&COMP6N>>GyN>>GONCTRLxN>>MN>>MVTRIN>>jN>>jGATINGN>>N>>GroundGroundNameGroundD hN>>L0 InductorNameLD h Inductance0DInitial Current0 Current Flag`- Core Type  Wire Type- Manufacturerm Part No.N>>C0 CapacitorNameCD h Capacitance0yInit. Cap. Voltage0$ؓ Current Flag`-Voltage RatingP Manufacturerm Part No.N>>R0 ResistorNameRD h Resistance0R Current Flag`- Power Rating1/4W0 Manufacturerm Part No. N>>DIODE0DiodeNameDD hDiode Voltage Drop0$16Initial Position Current Flag`-Voltage RatingPCurrent Rating`M7 Manufacturerm Part No. N>>IGBT0 IGBT switchNameIGBTD hSaturation Voltage0$tDiode Voltage Drop0$16Initial Position Current Flag`-Voltage RatingPCurrent Rating`M7 Manufacturerm Part No.N>>VP0Voltage probe (node to ground)NameVD hN>>IP0Current probeNameID hN>>VP20"Voltage probe (between two nodes)NameVPD hN>>VDC0DC voltage sourceNameVDCD h Amplitude100&6N>>COMP0 ComparatorNameCOMPD h Manufacturerm Part No.GxN>>ONCTRL0On-off switch controllerNameOND hMN>>VTRI0Triangular-wave voltage sourceNameVTRID hV_peak_to_peak2" Frequency5000p[. Duty Cycle0.5p DC OffsetV-10LTstartsec0d0 Phase Delaydeg0ИjN>>GATING0Gating block for switch(es)NameGD h Frequency5000p[.No. of PointsP=Switching Points 0 180.aK Manufacturerm Part No.GVCCU5dD@C&DC??<is connected to the gate (base) node to control the switch. Courier NewUuUuC@TuCFpC*CC*CC*C??ppA\CBCBCB??D hVo1GCBCBCB??Vo1 Courier NewGGA@HAD hCBC*C CC?? ;D hD1$160`-6P`M7mFHB*C C*CB*C??44B_ B*CpB>CHB4C??D hGroundFB CB>CB%C??Ak BBpB*CHBC??!D hV1100 pB4CBHCB>C??jjDD hG0p[.5000P=aK 0 180.m} VCBVCBVCB?? Voltmeter Courier New&&B@&B6 BABBpBHB?? BBC CBB??LD hIGBT1$t0$160`-6P`M7m*CAC BCA??One-Quadrant DC/DC Circuit Courier NewB@BVUSBQC*SC`CCYC??Switch gating block Courier NewUUUUB@TUBVBeC*CtC;CmC??!specifies switch gating pattern. Courier NewUUUUC@TUCFHBBBBBB??ppAmCRCCCCkC??#D hVDC50.5CyC D@CCC?? Carrier wave Courier NewGGB@HBC=C@!DMC@DEC??Switch controller Courier NewB@BCBC CCB??LD hIGBT2$t0$160`-6P`M7mFCRCC\CCWC??@FCRCCRCCRC??A_CCCCCC??D hGround_CCCCCC??D hGroundCfCCCCC??MMkD hVTRI1"1p[.5000p10L0d00И0FC*CC*CC*C??44BCBC*CCC?? ;D hD3$160`-6P`M7m\DBDBDB??D hVo2LDB DBDB??Vo2 Courier NewGGA@HAD hF D*CD*C@D*C??ppAF!C*CD*CD*C?? B" DBD*CDC??>D hC3y100u$ؓ0`-)PmNDCUu D CJ DC??100u Courier NewUUUUA@`UA"y#DBDC@DB??<D hL2D1m0`-6 -mK*DBUU DB@DB??L2 Courier NewUUUUA@@UA#D hODB DUCUDB??1m Courier NewUUUUA@@UA#DF$CBDBCB?? A%DBD*CDC??-D hR3R5`--01/4Wm~MD CU5DC*DC??5 Courier NewUUUU@@U@%RF&DBDB@DB??ppAF'C CC4CC C??A\(C4CCRCCCC??GGD hON1x)CHCCpCC\C??&&D hCOMP1mm*CBC*CCC??#D hVDC4100_+C*CC>CC4C??D hGroundF,pCBCBCB??ppA-XU BCUUC@CcCC??/In this example, switching frequency is 5 kHz. Courier New??C@?C.CBC*CCC??-D hR2R5`--01/4Wm~Q@CUU CjCUUCUUCUC??5 Courier NewUUUU@@@U@.R/BCC@C,CC??!There are two switching points: Courier NewUUUUC@TUC0BCCCOCC??"One at 0 deg. for switch turn-on; Courier New C@ C2VUBCjC@CYCC??$the other at 180 deg. for turn-off. Courier NewUUC@TC3>CBpCCWCB??<D hL1D1m0`-6 -mI*LCBU\CVU CTCVC??L1 Courier NewUUUUA@PUA3D hRYCB*jCBUaCB??1m Courier NewUUUUA@PUA3D4CC*TD@CDC??5A switch controller behaviors as a switch gate drive Courier NewXXC@XC5CC [D@C!DC??8circuit. The input is the gating signal, and the output Courier New*e*eC@*eC6fCBzC*CpCC??>D hC2y100u$ؓ0`-)PmPUUKCClC C\CC??100u Courier NewUUUUA@XUA6yF8CB CBCB??@F<CBCBCB??A\=CB>CC*CB??D hIL1JUCBU4CBUU(CB??IL1 Courier NewGGA@HA=D hF> CBCBCB??@FA C*CpC*C>C*C??HHB[B>CBfCBRCB??D hVLHICUUBUUZCUUBRCUUB??VL Courier NewUUUUA@PUABD hFC>CB>CB>CB??ppAFDfCBpCBkCB??@FEpCBpCBpCB??ppA