LMR38025FS3QDRRRQ1

$1.56

Description：IC REG BUCK 3.3V 2.5A 12WSON
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:56dcaeb56371 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LMR38025FS3QDRRRQ1 is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK 3.3V 2.5A 12WSON. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LMR38025FS3QDRRRQ1

Description：IC REG BUCK 3.3V 2.5A 12WSON
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4.2V
Voltage - Input (Max)：80V
Voltage - Output (Min/Fixed)：3.3V
Voltage - Output (Max)：-
Current - Output：2.5A
Frequency - Switching：200kHz ~ 2.2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：12-WFDFN Exposed Pad
Supplier Device Package：12-WSON (3x3)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LMR38025FS3QDRRRQ1

LMR38025FS3QDRRRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR38025FS3QDRRRQ1 is an automotive-grade synchronous buck converter from Texas Instruments. It operates with an input voltage range of 4.2 V to 80 V and delivers a fixed output of 3.3 V at up to 2.5 A. The device features a programmable switching frequency between 200 kHz and 2.2 MHz and maintains a typical quiescent current of 40 uA. It is housed in a WSON-12 package and supports operation temperatures from -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Automotive qualification compliant with AEC-Q100 standards for high reliability
Integrated synchronous rectification for efficient power conversion
Wide input voltage capability supporting high-voltage automotive systems
Programmable switching frequency allows optimization for size and efficiency

Voltage Regulators - DC DC Switching Regulators Applications

High-voltage automotive distribution networks
Infotainment system power regulation
ADAS sensor power supplies
Body control module DC-DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix QDRRRQ1 confirms automotive grade and fixed 3.3V output. Confirm WSON-12 packaging and reel specifications match design requirements. Check datasheet for thermal performance under expected load conditions. Ensure component authenticity through authorized channels.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 3.3V output is required from high-voltage inputs up to 80V. The fixed output variant simplifies external component selection compared to adjustable versions. Consider the WSON-12 package for space-constrained automotive PCB layouts requiring robust thermal dissipation.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LMR38025 family of high-voltage synchronous buck converters. The FS3 suffix indicates a fixed 3.3V output configuration, distinguishing it from adjustable variants like the FDRRR or other fixed voltages such as 5V or 12V options within the same series.