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WS3412H Datasheet, PDF (2/8 Pages) List of Unclassifed Manufacturers – Non-isolated Buck APFC Offline LED Driver | |||
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WS3412H ProductDescription
Pin Configuration and Marking Information
The WS3412H is available in SOP7 Packageï¼the top marking is shown as below:
WS3412HS7P
Aï¼Product Code
Xï¼Internal Code
BCYï¼Internal Code For QC
YMXï¼D/C
Pin Definition
Name
Pin No.
COMP
1
GND
2
VCC
3
FB
4
D
5/6
CS
7
Internal Block Diagram
Description
Loop Compensation Node. This pin connects a capacitor to GND for stabilization of the
control loop, achieving accurate LED current, high Power Factor and low THD.
Ground.
Power Supply Pin. Connect a bypass capacitor from this pin to GND.
Feedback Voltage Input Pin. This pin detects the inductor demagnetization signal and the
output voltage.
Internal HV Power MOSFET Drain.
Current Sense Pin. Connect a resistor to GND to sense the inductor current.
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
www.winsemi.com Tel : +86-755-8250 6288 Fax : +86-755-8250 6299
WINSEMI MICROELECTRONICS
WINSEMI MICROELECTRONICS
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