LM25576Q0MH/NOPB

$3.63

Description：IC REG BUCK ADJ 3A 20HTSSOP
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube,Tube

SKU:e3dd2875b761 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM25576Q0MH/NOPB 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 ADJ 3A 20HTSSOP. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM25576Q0MH/NOPB

Description：IC REG BUCK ADJ 3A 20HTSSOP
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube,Tube
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：6V
Voltage - Input (Max)：42V
Voltage - Output (Min/Fixed)：1.225V
Voltage - Output (Max)：40V
Current - Output：3A
Frequency - Switching：50kHz ~ 1MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：20-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package：20-HTSSOP
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM25576Q0MH/NOPB

LM25576Q0MH/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM25576Q0MH/NOPB is an automotive-grade, high-voltage step-down DC/DC switching regulator from Texas Instruments. It delivers a maximum output current of 3 A with an input voltage range of 4.5 V to 42 V. The device operates at a fixed switching frequency of 545 kHz and supports adjustable frequencies between 50 kHz and 1 MHz. It features integrated overcurrent protection and thermal shutdown within a 20-pin HTSSOP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Automotive qualified for harsh environments
Integrated inductor saturation current limit
Adjustable switching frequency capability

Voltage Regulators - DC DC Switching Regulators Applications

Automotive power distribution systems
High-voltage battery-to-low-voltage conversion
Industrial point-of-load regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Q0' indicates automotive qualification status. Confirm the package type matches the design requirements. Check for RoHS compliance documentation. Ensure the manufacturer source is authorized. Validate the part number against official TI databases before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring high input voltage tolerance and automotive reliability. Consider the fixed 545 kHz frequency for standard designs or use external synchronization for noise-sensitive systems. Evaluate thermal performance based on the 3 A load and ambient conditions. Compare with non-automotive variants if cost is a primary constraint.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM25576 family of Simple Switcher regulators. It shares core topology with commercial versions but includes enhanced testing for automotive standards. The Q0 suffix typically denotes specific automotive grade requirements. It serves as a robust solution for converting higher voltages to stable lower rails in vehicle electronics.