LT1725 - General Purpose Isolated Flyback Controller

Linear Technology (now Analog Devices)

Key Features

s s.

LT1725 general purpose isolated flyback controller by Linear Technology (now Analog Devices) - Datasheet Preview

Datasheet Details

Part number	LT1725
Manufacturer	Linear Technology (now Analog Devices)
File Size	394.81 KB
Description	General Purpose Isolated Flyback Controller
Datasheet	LT1725 Datasheet

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www.DataSheet4U.com LT1725 General Purpose Isolated Flyback Controller FEATURES s s DESCRIPTIO s s s s s s s Drives External Power MOSFET with External ISENSE Resistor Application Input Voltage Limited Only by External Power Components Senses Output Voltage Directly from Primary Side Winding—No Optoisolator Required Accurate Regulation Without User Trims Regulation Maintained Well into Discontinuous Mode Switching Frequency from 50kHz to 250kHz with External Capacitor Optional Load Compensation Optional Undervoltage Lockout Available in 16-Pin SO and SSOP Packages The LT®1725 is a monolithic switching regulator controller specifically designed for the isolated flyback topology. It drives the gate of an external MOSFET and is generally powered from a third transformer winding.