R2A20112SPW0 Ver la hoja de datos (PDF) - Renesas Electronics

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componentes Descripción

fabricante

R2A20112SPW0

Critical Conduction Mode Interleaved PFC Control IC

Renesas Electronics 

R2A20112SP/DD

Block Diagram

ZCD-M

ZCD-S

NC

VREF

SGND

RT

0.8V ~ 6.4V

Clamp –

+

Vzcd_lo = 1.5 V

300 mVhys

0.8V ~ 6.4V

Clamp –

+

Vzcd_lo = 1.5 V

300 mVhys

OSC

VCC

Iramp

RAMP

0.92 V

COMP

VREF: 5 V

UVLO

ON: 10.5 V

OFF: 9.3 V

VCC

GD-M

PGND

Slave

Control

OCP COMP1

OCP-M

GD-S

NC

OCP-M

Logic

OCP COMP2

OCP-S

OCP-S

0.3 V

GD Disable

OVP BLOCK

COMP

Discharge

FB

Error Amp

FB

2.5 V

9.1 V

R19DS0079EJ0400 Rev.4.00

Dec 13, 2014

Page 3 of 7

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