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WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

Typical Application(DIP-7 Package)

Attention：A 22pF capacitor can be parallel with Rovp and a resistor can be parallel with the Vcc capacitor.

Pin Configuration and Marking Information

The WS3442 is available in SOP-8 Package and DIP-7 Package,the top marking is shown as below:

Pin Definition

Name

Pin No.

Description

GND

1

Ground

ROVP

2

Over Voltage Protection Setting Pin. Connect a resistor to GND

NC

3

No Connection. Should be connected to GND(Pin1)

VCC

4

Power Supply Pin

DRAIN

5/6

Internal HV Power MOSFET Drain.

CS

7/8

Current Sense Pin. Connect a sense resistor between this pin and GND pin.

WS3442S8P

A：Product Code

X：Internal Code

BCY：Internal Code For QC

YMX：D/C

WS3442D7P

A：Product Code

X：Internal Code

BCY：Internal Code For QC

YMX：D/C