IR3840MTRPBF

Description：IC REG BUCK ADJ 12A PQFN
Series：SupIRBuck®
Mfr：Infineon Technologies
Package：Tape & Reel (TR)

SKU:87a39b1a2941 Category: Voltage Regulators - DC DC Switching Regulators Brand: Infineon Technologies

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Product introduction

IR3840MTRPBF is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC REG BUCK ADJ 12A PQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for IR3840MTRPBF

Description：IC REG BUCK ADJ 12A PQFN
Series：SupIRBuck®
Mfr：Infineon Technologies
Package：Tape & Reel (TR)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：1.5V
Voltage - Input (Max)：16V
Voltage - Output (Min/Fixed)：0.7V
Voltage - Output (Max)：14.4V
Current - Output：12A
Frequency - Switching：225kHz ~ 1.65MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：15-PowerVQFN
Supplier Device Package：PQFN (5x6)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for IR3840MTRPBF

IR3840MTRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The IR3840MTRPBF is a synchronous buck switching voltage regulator from Infineon Technologies, designed for high-efficiency power delivery. It features an adjustable switching frequency ranging from 250 kHz to 1.5 MHz and supports an input voltage range of 1.5 V to 16 V. The device delivers a maximum output current of 12 A with a single positive adjustable output starting at 0.7 V. Operating within a temperature range of -40°C to +125°C, it utilizes a 15-PowerVQFN package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates synchronous rectification for enhanced efficiency exceeding 96%.
Supports wide input voltage ranges from 1.5 V to 16 V.
Allows flexible design through programmable switching frequencies.

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load (POL) regulation in computing systems
High-current distribution networks
Industrial equipment power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and thermal pad configurations. Confirm moisture sensitivity levels and reflow soldering profiles prior to assembly. Ensure compatibility with existing PCB footprints and thermal management strategies for the PowerVQFN package.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when high current density and wide input voltage flexibility are required. The adjustable frequency allows optimization for size versus efficiency trade-offs. Verify that the 12 A continuous current capability meets the peak load requirements of the target application circuit.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the SupIRBuck family of integrated power stages. It combines the controller and power MOSFETs into a single compact solution. This integration reduces external component count and simplifies layout compared to discrete controller and FET designs.