LD7832

2

Leadtrend Technology Corporation

www.leadtrend.com.tw

LD7832-DS-00 April 2013

Pin Configuration

1

8

2

3

4

5

TOP MARK

YYWWPP

6

1

8

2

3

4

5

TOP MARK

YYWWPP

6

7

SOP-7

SOP-8, DIP-8

YY:

Year code

WW:

Week code

PP:

Production code

Ordering Information

Part number

Package

Top Mark

Shipping

LD7832 GR

SOP-7

LD7832 GR

2500 /tape & reel

LD7832 GS

SOP-8

LD7832 GS

2500 /tape & reel

LD7832 GN

DIP-8

LD7832 GN

3600 /tube /Carton

The LD7832 is ROHS compliant/ green packaged.

Pin Descriptions

Pin

NAME

FUNCTION

1

ZCD

Quasi resonance detector

2

COMP

Compensation pin for internal error amplifier

3

CS

Current sense pin, connect to sense the MOSFET current for FB and

OCP.

4

GND

Ground

5

OUT

Gate signal output

6

VCC

Power supply to VCC

7

NC

No connection

8

HV

Connect this pin to the positive of main bulk cap to provide the

startup current for controller. When VCC is UVLO on, the HV loop

will open and turn off internal current source to minimize the power

loss.