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Power Adapter
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Power Adapter

Product Description

    This product is DC output power adapter, it can automatically detect 100V-260V AC at output section, multiple circuit output with output current reach 500mA, use KEXIN Three-terminal voltage regulator TL432/TL431 in the feedback section. It has a feature of high precision and small ripple of output voltage.

Power Adapter Circuit Digram

KEXIN components that can be applied to

Power rectifier and switching section

PN
Function Description
Package
1N4007 1A Rectification Diode, Vr:1000V DO-41/SMA
FR107 1A Reverse Recovery Diode, Vr:1000V DO-41/SMA
BAV21W 200V 200mA Switching Diode SOD123
BZT55C30 30V Zener Diode, 5% Precision LL34

Power output section

PN
Function Description
Package
SR260 Schottky Rectification Diode 2A/460V DO-15
BZT55C3V6 3.6V Zener Diode, 5Precision LL34
BZT55C7V5 7.5V Zener Diode, 5Precision LL34

Feedback section

PN
Function Description
Package
TL432 Three-Terminal Voltage Regulator SOT23
TL431 Three-Terminal Voltage Regulator SOT23
PC817 Optical Coupler DIP04
MMBT3906 PNP Small Power Transistor, Ic:0.2A SOT23
KST8550 PNP Transistor, Ic:0.5A/0.8A/1A/1.5A SOT23
DTC114EUA Digital Transistor SOT323
DTC144EUA Digital Transistor SOT323

 

 
 
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