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SF1546 PWM Power Switch

SF1546 Description

SF1546 η -BalanceTM PWM Power Switch Fixed 65KHz Fsw .
SF1546 is a high performance, high efficiency, highly integrated current mode PWM power switch for offline flyback converter appli.

SF1546 Features

* Built-in 650V Power MOSFET
* Proprietary η -BalanceTM Control to Boost Light Load Efficiency
* Proprietary “Zero OCP/OPP Recovery Gap” Control
* Fixed 65KHz Switching Frequency
* Built-in Soft Start Function
* Very Low Startup Current
* Frequency Reduction and Burst Mod

SF1546 Applications

* Offline AC/DC Flyback Converter for
* AC/DC Adaptors
* Open-frame SMPS
* Set-Top Box Power Supplies

📥 Download Datasheet

Preview of SF1546 PDF
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Datasheet Details

Part number
SF1546
Manufacturer
SiFirst
File Size
540.95 KB
Datasheet
SF1546-SiFirst.pdf
Description
PWM Power Switch

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PWM Power Switch SiFirst
SiFirst SF1546-like datasheet