HA16114FP View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

Manufacturer

HA16114FP

Switching Regulator for Chopper Type DC/DC Converter

Hitachi -> Renesas Electronics 

Pin Arrangement

HA16114P/PJ/FP/FPJ, HA16120FP/FPJ

GND*1 1

16 Vref

SYNC 2

15 ADJ

RT 3

CT 4

IN(−) 5

E/O 6

14 DB

13 ON/OFF

12 TM

11 CL(−)

IN(+) 7

P.GND*1 8

10 VIN

9 OUT

(Top view)

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

Pin Description

Pin No.

1

2

3

4

5

6

7

8

9

10

11

12

Symbol

GND

SYNC

RT

CT

IN(–)

E/O

IN(+)

P.GND

OUT

VIN

CL(–)

TM

13

ON/OFF

14

DB

15

ADJ

16

Vref

Function

Signal ground

External sync signal input (synchronized with falling edge)

Oscillator timing resistor connection (bias current control)

Oscillator timing capacitor connection (sawtooth voltage output)

Inverting input to error amplifier

Error amplifier output

Non-inverting input to error amplifier

Power ground

Output (pulse output to gate of power MOS FET)

Power supply input

Inverting input to current limiter

Timer setting for intermittent shutdown when overcurrent is detected (sinks

timer transistor current)

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

Dead-band duty cycle control input

Reference voltage (Vref) adjustment input

2.5 V reference voltage output

3

Share Link: