IR3840WMTR1PBF

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

SKU:3e0a8231edc9 Category: Voltage Regulators - DC DC Switching Regulators Brand: Infineon Technologies

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Product introduction

IR3840WMTR1PBF 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 IR3840WMTR1PBF

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 IR3840WMTR1PBF

IR3840WMTR1PBF

Voltage Regulators - DC DC Switching Regulators Overview

The IR3840WMTR1PBF is a synchronous buck regulator from the SupIRBuck series, manufactured by Infineon Technologies. It provides an adjustable output voltage ranging from 0.7V to 14.4V with a maximum continuous output current of 12A. The device accepts an input voltage between 1.5V and 16V. It features a programmable switching frequency range from 225kHz to 1.65MHz. The component operates within a junction temperature range of -40°C to 125°C and utilizes a 15-PowerVQFN package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates high-efficiency synchronous MOSFETs with a PWM controller for compact power delivery.
Offers programmability for startup time, switching frequency, and current limit settings.
Includes protection mechanisms such as hiccup current limit and thermal shutdown.

Voltage Regulators - DC DC Switching Regulators Applications

Low output voltage applications requiring accurate power delivery
General-purpose DC/DC conversion in industrial systems
Embedded computing power stages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific ordering suffix and manufacturer lot codes against official datasheets to ensure authenticity. Confirm that the component matches the required package type and electrical specifications for the target design. Check for obsolescence notices or product change notifications prior to finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single-phase synchronous buck solution is needed with up to 12A output capability. Consider the wide input voltage range and programmable frequency for flexible system integration. Ensure the thermal requirements of the application are compatible with the PowerVQFN package characteristics.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the SupIRBuck family of highly integrated DC/DC converters. It combines power switches and control logic in a single small footprint. The series is designed for space-constrained applications requiring high efficiency and reliable performance under varying load conditions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Infineon resources for potential alternatives if this component is obsolete.