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WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

WINSEMI MICROELECTRONICS

Pin Configuration and Marking Information

The WS9441P is available in SOP-7 Package. The top marking is shown as below:

Pin Definition

Pin No.

Name

Description

1

GND

Ground

2

ROVP

Over Voltage Protection Setting Pin. Connect a resistor to GND

3

DIM

Dinmming Pin.Must be floated when not in use.

4

VCC

Power Supply Pin

5,6

DRAIN

Internal HV Power MOSFET Drain

7

CS

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

pin.

Block Diagram

WS9441PS7P：Product Code

A：Product Code

X：Internal Code

BCY：Internal Code For QC

YMX：D/C