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IRS25411S Datasheet Synchronous buck LED driver

Manufacturer: Infineon

General Description

The IRS25411 is a half-bridge driver for current regulated synchronous buck regulators typically used in high voltage output non-isolated LED drivers.

VBUS ENABLE/ DISABLE CBUS1 CBUS2 COM Figure 1 Typical schematic RS1 DBOO T CVCC1 DCLAMP CVCC2 VCC 1 COM 2 IFB 3 ENN 4 IRS25411 VB 8 HO 7 VS 6 LO 5 RF VO UT+ RG1 CBOO T M1 LBUCK RG2 COUT M2 VO UT- CF RCS Datasheet www.infineon.com Please read the Important Notice and Warnings at the end of this document page 1 of 19 2 0.0 2019-02-06 IRS25411S Synchronous buck LED driver Table of contents Table of contents Contents

Overview

IRS25411S Synchronous buck LED driver.

Key Features

  • IRS25411S Synchronous buck LED driver Features.
  • 600 V high side/low side gate drive outputs.
  • Switching frequency up to 500kHz.
  • 500mA source/700mA sink gate drive outputs.
  • Hysteretic or slave mode operation.
  • Logic level enable input.
  • PWM dimmable.
  • SO8 package Potential.