LM2576HVS-12

$5.64

Description：IC REG BUCK 3A TO263-5L
Series：LM2576HV
Mfr：UMW
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:a3184009713d Category: Voltage Regulators - DC DC Switching Regulators Brand: UMW

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Product introduction

LM2576HVS-12 is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists UMW. Its product description is IC REG BUCK 3A TO263-5L. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2576HVS-12

Description：IC REG BUCK 3A TO263-5L
Series：LM2576HV
Mfr：UMW
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：-
Voltage - Input (Max)：57V
Voltage - Output (Min/Fixed)：-
Voltage - Output (Max)：12V
Current - Output：3A
Frequency - Switching：52kHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Supplier Device Package：TO-263-5L
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2576HVS-12

LM2576HVS-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2576HVS-12 is a monolithic integrated circuit step-down switching regulator from the SIMPLE SWITCHER series, manufactured by UMW. It provides a fixed 12V output with a maximum continuous load current of 3A. The device operates within an input voltage range up to 57V and features a fixed internal oscillator frequency of 52kHz. It utilizes a TO-263-5L surface-mount package and supports an operating temperature range from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Fixed 12V output voltage with 3A load capability
High-voltage input compatibility up to 57V
Integrated thermal shutdown and current limit protection
Low external component count for simplified design

Voltage Regulators - DC DC Switching Regulators Applications

Step-down DC-DC converters
Pre-regulators for linear regulators
On-card switching regulators
Positive-to-negative converter topologies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify manufacturer origin as UMW rather than Texas Instruments. Confirm RoHS compliance status and moisture sensitivity level prior to assembly. Ensure ordering suffix matches the required tape-and-reel or cut-tape packaging format specified in the datasheet.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part for applications requiring high input voltage tolerance and fixed 12V regulation. Compare against LM2576HV-12 equivalents if lower input voltage requirements exist. Consider thermal management solutions given the 3A output capacity and TO-263 package constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2576HV family of non-synchronous buck converters. It serves as a direct replacement for legacy National Semiconductor designs while offering improved efficiency and reduced heat dissipation compared to traditional linear regulators in similar power applications.