LM2575HVT-12/LB03

$4.77

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

SKU:b660fbb7c64e Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2575HVT-12/LB03 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/LB03

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/LB03

LM2575HVT-12/LB03

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575HVT-12/LB03 is a step-down switching voltage regulator from the SIMPLE SWITCHER family, manufactured by Texas Instruments. It operates with an input voltage range of 4V to 60V and provides a fixed 12V output at up to 1A current. The device utilizes a TO-220 package for through-hole mounting. Key electrical parameters include a maximum efficiency of 77%, ripple and noise of 150mV, and a switching frequency of 52kHz. It functions within a temperature range of -40°C to +125°C and complies with RoHS standards.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated monolithic controller for simplified design
Fixed internal switching frequency for consistent performance
Thermal shutdown protection for reliability

Voltage Regulators - DC DC Switching Regulators Applications

Distributed power supply systems
Direct board regulation from bus supplies
Pre-regulator circuits for switching regulators

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity against official Texas Instruments documentation. Confirm the specific suffix LB03 matches the required pinout and packaging specifications. Ensure compliance with environmental directives such as RoHS before integration into final assemblies.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12V output is required from high-voltage inputs up to 60V. The through-hole TO-220 package suits applications requiring robust thermal management. Consider the 52kHz switching frequency for EMI constraints and inductor sizing requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2575 series of SIMPLE SWITCHER power converters. These devices are designed to simplify power supply design using fewer external components compared to traditional linear regulators or custom switching solutions.