HA16174P datasheet(2/37 Pages) RENESAS

2 / 37 page

HA16174P/FP

Rev.1.00 Jan 06, 2006 page 2 of 36

Pin Arrangement

(Top view)

VCC

IAC

OUT

GND

DELAY

PGADJ

PFC-ON

VREF

CAO

Pin Description

Pin No.

Pin Name

I/O

Function

OUT

Output

Power MOS FET gate driver output

GND

—

Ground

DELAY

Input/Output

PG start up delay time and hold time adjust and IC shut down

PGADJ

Input

PG off threshold voltage input

PFC-ON

Input

PFC function on/off signal input

VREF

Output

Reference voltage output

CAO

Output

Current control error amplifier output

Input/Output

Current sense signal input

Input/Output

Timing resistor for operational frequency adjust

Output

Timing capacitor for operational frequency adjust

Output

Power good signal output (open drain output)

IAC

Input

Multiplier reference current input

Input

Voltage control error amplifier input

Output

Voltage control error amplifier output

Output

Timing capacitor for soft start time adjust

VCC

Input

Power supply voltage input

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