R2A20117 - critical mode interleaved PFC

Renesas

Datasheet Details

Part number	R2A20117
Manufacturer	Renesas
File Size	165.88 KB
Description	critical mode interleaved PFC
Datasheet	R2A20117 Datasheet

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PFC IC • ZCD/ OCP COMP Vcc ２OVP R2A20117 ~ ~ ﾌｨﾙﾀ Rev.2.0 20104 ｵｰﾌﾟﾝ AC ｾﾝｽﾚｽ • 1.2A peak () • Vref= 5V±1.5% ZCDM ZCDS SS VREF RT RAMP ＶＣＣ GDM GND GDS OCPM OCPS TL FB Up : 24V • Tj operation : -40 ～ +150℃ • Drive peak current : -300mA () / 1200mA () • Vcc Maximum Vccｼｮｰﾄ COMP1 COMP2 OCPﾀｲﾏｰﾗｯﾁ 1. [Arms] Q1 GD Q2 ｲﾝﾀﾞｸﾀ IL1 5 4 3 2 1 IL 0 0.2 0.4 0.6 (A) 0.8 1.0 Vinac=100 V (ZCS) MOSFETON、。 1/4 Vinac=200 V IL2 IL(IL1+IL2) Q 2．ZCD/ Salve、ZCD 、GD（)。 100ms at 10kHz (1024count) OEPN ZCDM ZCDS GDM GDS ﾘｽﾀｰﾄﾓｰﾄﾞ GD 3.OCP OCP、、GD（)。 OCPﾚﾍﾞﾙ Voutﾀﾞｳﾝ GDM TL GDS OCPM OCPS GD ↑ TL Vth (=3.18V) OCP 。 1024 GD()。 OCP、。 3.18VGD。 TL。 4. COMP Vcc 5. Vcc。COMP GD(）。 COMP2、、PFC 。、、 GD。 PFC Vout 、、。 6.