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LM2696 - Constant On Time Buck Regulator

General Description

The LM2696 is a pulse width modulation (PWM) buck regulator capable of delivering up to 3A into a load.

The control loop utilizes a constant on-time control scheme with input voltage feed forward.

This provides a topology that has excellent transient response without the need for compensation.

Overview

LM2696 3A, Constant On Time Buck Regulator October 2005 LM2696 3A, Constant On Time Buck.

Key Features

  • n n n n n n n n n Input voltage range of 4.5V.
  • 24V Constant On-Time No compensation needed Maximum Load Current of 3A Switching frequency of 100 kHz.
  • 500 kHz Constant frequency across input range TTL compatible shutdown thresholds Low standby current of 12 µA 130 mΩ internal MOSFET switch.