IR3742MTRPBF

$1.27

Description：IC HALF BRIDGE DRIVER 20A 17QFN
Series：PowIRstage®
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Bulk

SKU:e887870657bd Category: Full Half-Bridge (H Bridge) Drivers Brand: Infineon Technologies

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Product introduction

IR3742MTRPBF is listed in the Full Half-Bridge (H Bridge) Drivers range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC HALF BRIDGE DRIVER 20A 17QFN. Review the specifications below when checking this part for your BOM.

Full Half-Bridge (H Bridge) Drivers specifications for IR3742MTRPBF

Description：IC HALF BRIDGE DRIVER 20A 17QFN
Series：PowIRstage®
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Bulk
Output Configuration：Half Bridge
Applications：Synchronous Buck Converters
Interface：PWM
Load Type：Inductive
Technology：Power MOSFET
Rds On (Typ)：4mOhm LS, 8mOhm HS
Current - Output / Channel：20A
Current - Peak Output：-
Voltage - Supply：4.5V ~ 7.5V
Voltage - Load：1V ~ 21V
Operating Temperature：-40°C ~ 125°C (TJ)
Features：Bootstrap Circuit, Status Flag
Fault Protection：Current Limiting, Over Temperature, UVLO
Mounting Type：Surface Mount
Package / Case：17-PowerVQFN
Supplier Device Package：17-PQFN (5x6)
Grade：-
Qualification：-

Full Half-Bridge (H Bridge) Drivers datasheet and documents for IR3742MTRPBF

IR3742MTRPBF

Full Half-Bridge (H Bridge) Drivers Overview

The IR3742MTRPBF is a half-bridge driver integrated circuit belonging to the PowIRstage series, manufactured by Infineon Technologies. It features an integrated power MOSFET with typical on-resistances of 4 milliohms for the low-side and 8 milliohms for the high-side. The device operates within a supply voltage range of 4.5V to 7.5V and supports load voltages from 1V to 21V. It utilizes PWM interface control and provides a maximum output current of 20A per channel. The component is housed in a 17-PQFN (5x6) package and functions as a synchronous buck converter driver.

Full Half-Bridge (H Bridge) Drivers Feature Summary

Integrates high-side and low-side power MOSFETs into a single compact package for simplified design.
Provides built-in fault protection mechanisms including over-current limiting, thermal shutdown, and under-voltage lockout.
Includes bootstrap circuitry and status flag outputs for enhanced system monitoring and control.

Full Half-Bridge (H Bridge) Drivers Applications

Synchronous buck converters
Point-of-load power architectures

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify component authenticity through authorized distribution channels due to the part's end-of-life status. Confirm that the specific orderable part number matches the required lead-free tape and reel packaging specifications. Ensure compatibility with existing PCB footprints for the 17-PQFN package before finalizing procurement decisions.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for applications requiring integrated power switching with minimal external component count. Consider the 20A output capability and low on-resistance for efficient power conversion. Evaluate the operating temperature range and fault protection features against specific system reliability requirements.

Full Half-Bridge (H Bridge) Drivers Part Context

This part is part of the PowIRstage family, designed to simplify power supply designs by combining drivers and power stages. It serves as a digital multi-phase controller solution for point-of-load applications. The manufacturer lists this item as obsolete, indicating it is no longer recommended for new designs.