HA16114PJ datasheet(3/38 Pages) RENESAS

Part #	HA16114PJ

Description	Switching Regulator for Chopper Type DC/DC Converter

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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3 / 38 page

HA16114P/PJ/FP/FPJ, HA16120FP/FPJ

Rev.2.0, Sep.18.2003, page 3 of 37

Pin Arrangement

(Top view)

116

Note: 1. Pin 1 (GND) and Pin 8 (P.GND) must be connected each other with external wire.

215

314

413

512

611

710

8

Vref

ADJ

DB

ON/

OFF

TM

CL(

−)

VIN

OUT

9

GND*1

SYNC

RT

CT

IN(

−)

E/O

IN(+)

P.GND*1

Pin Description

Pin No.

Symbol

Function

1

GND

Signal ground

2

SYNC

External sync signal input (synchronized with falling edge)

3R

T

Oscillator timing resistor connection (bias current control)

4C

T

Oscillator timing capacitor connection (sawtooth voltage output)

5

IN(–)

Inverting input to error amplifier

6

E/O

Error amplifier output

7

IN(+)

Non-inverting input to error amplifier

8

P.GND

Power ground

9

OUT

Output (pulse output to gate of power MOS FET)

10

V

IN

Power supply input

11

CL(–)

Inverting input to current limiter

12

TM

Timer setting for intermittent shutdown when overcurrent is detected

(sinks timer transistor current)

13

ON/

OFF

IC on/off control (off below approximately 0.7 V)

14

DB

Dead-band duty cycle control input

15

ADJ

Reference voltage (Vref) adjustment input

16

Vref

2.5 V reference voltage output

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HA16114PJ Datasheet(PDF) 3 Page - Renesas Technology Corp

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