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| SPGP0265A Datasheet, PDF (1/8 Pages) SemiHow Co.,Ltd. – Variable frequency operation | |||
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May 2013
SPGP0265A
( SEMIHOW POWER SWITCH )
FEATURES
 Variable frequency operation
 Low Start-up Current(Typ.100uA )
 Pulse by Pulse Current Limiting
 Over Current Protection
 Over Voltage Protection (Min. 20)
 Internal Thermal Shutdown Function
 Under Voltage Lockout
 Internal High Voltage Sense FET
 Auto-Restart Mode
 Frequency Modulation for low EMI
 Advanced Burst-Mode Operation
APPLICATION
 SMPS for STB, SVR, DVD & DVCD
 SMPS for Printer, Facsimile & Scanner
 Adaptor
DESCRIPTION
The SemiHow Power Switch product family is specially designed for an off-line SMPS with minimal external components.
The SemiHow Power Switch consists of a high voltage power SenseFET and a current mode PWM IC.
It has a basic platform well suited for the cost effective design in either a flyback converter
INTERNAL BLOCK DIAGRAM
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