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KA3525A Datasheet Smps Controller

Manufacturer: Fairchild (now onsemi)

Overview: KA3525A SMPS Controller .fairchildsemi.

General Description

The KA3525A is a monolithic integrated circuit that includes all of the control circuits necessary for a pulse width modulating regulator.

There are a voltage reference, an error amplifier, a pulse width modulator, an oscillator, an under voltage lockout, a soft start circuit, and the output driver in the chip.

16-DIP Internal Block Diagram 1 VREF 16 VCC 15 GND 12 BAND GAP REF 5V U.V.L.O.

Key Features

  • 5V ±1% Reference.
  • Oscillator Sync Terminal.
  • Internal Soft Start.
  • Deadtime Control.
  • Under Voltage Lockout.

KA3525A Distributor