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SG2527A Datasheet Regulating Pulse Width Modulator

Manufacturer: LINFINITY

Overview: SG1525A/SG2525A/SG3525A SG1527A/SG2527A/SG3527A REGULATING PULSE WIDTH.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The SG1525A/1527A series of pulse width modulator integrated circuits are designed to offer improved performance and lower external parts count when used to implement all types of switching power supplies.

The on-chip +5.1 volt reference is trimmed to ±1% initial accuracy and the input mon-mode range of the error amplifier includes the reference voltage, eliminating external potentiometers and divider resistors.

A Sync input to the oscillator allows multiple units to be slaved together, or a single unit to be synchronized to an external system clock.

Key Features

  • NOR logic, giving a LOW output for an OFF state. The SG1527A utilizes OR logic which results in a HIGH output level when OFF.

SG2527A Distributor