LM2575HVT-3.3/NOPB

$4.64

Description：IC REG BUCK 3.3V 1A TO220-5
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:312c3cceeea5 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2575HVT-3.3/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 3.3V 1A TO220-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2575HVT-3.3/NOPB

Description：IC REG BUCK 3.3V 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)：3.3V
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
Supplier Device Package：TO-220-5
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2575HVT-3.3/NOPB

LM2575HVT-3.3/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575HVT-3.3/NOPB 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 3.3V output at up to 1A. The device utilizes a buck topology with a typical switching frequency of 58kHz. It is housed in a TO-220-5 through-hole package and supports an operating temperature range from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated high-voltage power switch rated for 60V input
Fixed 3.3V output option eliminates external feedback resistors
Internal frequency compensation simplifies external component requirements

Voltage Regulators - DC DC Switching Regulators Applications

Distributed power architectures requiring high input voltage tolerance
Battery-powered systems utilizing high-voltage battery packs
Post-regulation stages for standard 5V or 12V bus supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'HVT' confirms the high-voltage (60V) variant and 'NOPB' indicates lead-free/RoHS compliance. Confirm the '3.3' designation matches the required fixed output voltage. Ensure the TO-220-5 through-hole package aligns with the target PCB footprint and thermal management strategy before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when the application demands a simple buck converter capable of handling input voltages up to 60V. The fixed 3.3V output is suitable for powering digital logic or microcontrollers directly. Consider the thermal performance of the TO-220 package for heat dissipation needs under full load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2575 series of SIMPLE SWITCHER power converters. It shares functional similarities with other variants like the LM2575T-3.3 but distinguishes itself through its extended high-voltage input capability. The series is designed for ease of use with minimal external components.