LM2575HVT-12/LF03

$3.71

Description：IC REG BUCK 12V 1A TO220-5
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:3e80c097cb08 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2575HVT-12/LF03 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 12V 1A TO220-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2575HVT-12/LF03

Description：IC REG BUCK 12V 1A TO220-5
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4V
Voltage - Input (Max)：60V
Voltage - Output (Min/Fixed)：12V
Voltage - Output (Max)：-
Current - Output：1A
Frequency - Switching：52kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-220-5 Formed Leads
Supplier Device Package：TO-220-5
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2575HVT-12/LF03

LM2575HVT-12/LF03

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575HVT-12/LF03 is a SIMPLE SWITCHER step-down voltage regulator from Texas Instruments. It operates with an input voltage range of 4V to 60V and provides a fixed 12V output at up to 1A. The device features a switching frequency of 58kHz and functions within a temperature range of -40°C to +125°C. Packaged in a TO-220-5 through-hole format, it integrates a 150mA standby current and includes thermal shutdown protection.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated monolithic power switch rated for 1A continuous load
Fixed internal feedback network ensures stable 12V regulation
Built-in thermal shutdown circuitry protects against overheating

Voltage Regulators - DC DC Switching Regulators Applications

Distributed power supply systems requiring high input voltage reduction
Pre-regulator stages for downstream switching regulators
Battery-powered systems utilizing high-voltage source inputs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix LF03 against the manufacturer datasheet to confirm lead-free compliance status and exact pinout configuration. Ensure the procurement channel sources genuine Texas Instruments components to avoid counterfeit devices that may lack specified thermal protection or electrical tolerances.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12V output is required from a wide input voltage range up to 60V. The through-hole TO-220 package facilitates heat dissipation for applications exceeding standard surface-mount thermal limits. Verify that the 1A current rating meets the maximum load requirements of the target circuit design.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2575HV series of SIMPLE SWITCHER regulators. These devices are designed for high-efficiency buck conversion using minimal external components. The family supports both adjustable and fixed output voltages, providing a robust solution for industrial and commercial power management applications.