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IR3621PBF

International Rectifier
Part Number IR3621PBF
Manufacturer International Rectifier
Description 2-PHASE / DUAL SYNCHRONOUS PWM CONTROLLER
Published Feb 16, 2007
Detailed Description www.DataSheet4U.com Data Sheet No.PD60231 revA IR3621 & (PbF) 2-PHASE / DUAL SYNCHRONOUS PWM CONTROLLER WITH OSCILLATO...
Datasheet PDF File IR3621PBF PDF File

IR3621PBF
IR3621PBF

Overview
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DataSheet4U.
com Data Sheet No.
PD60231 revA IR3621 & (PbF) 2-PHASE / DUAL SYNCHRONOUS PWM CONTROLLER WITH OSCILLATOR SYNCHRONIZATION AND PRE-BIAS STARTUP FEATURES Dual Synchronous Controller with 180! Out of Phase Operation Configurable to 2-Independent Outputs or Current Share Single Output Voltage Mode Control Current Sharing Using Inductor's DCR Selectable Hiccup or Latched Current Limit using MOSFET's RDS(on) sensing Latched Over-Voltage Protection Pre-Bias Start Up Programmable Switching Frequency up to 500KHz Two Independent Soft-Starts/Shutdowns Precision Reference Voltage 0.
8V Power Good Output External Frequency Synchronization Thermal Protection DESCRIPTION The IR3621 IC combines a dual synchronous buck controller and drivers, providing a cost-effective, high performance and flexible solution.
The IR3621 operates in 2-Phase mode to produce either 2-independent output voltages or current share single output for high current application.
The 180! out-of-phase operation al...


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