LM2575HVS-3.3/NOPB

$3.80

Description：IC REG BUCK 3.3V 1A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:eb015e2914df Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2575HVS-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 TO263. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2575HVS-3.3/NOPB

Description：IC REG BUCK 3.3V 1A TO263
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：Surface Mount
Package / Case：TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Supplier Device Package：TO-263 (DDPAK-5)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2575HVS-3.3/NOPB

LM2575HVS-3.3/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575HVS-3.3/NOPB is a SIMPLE SWITCHER step-down voltage regulator from Texas Instruments, designed for high-voltage input applications up to 60V. It delivers a fixed 3.3V output at 1A with a typical switching frequency of 52kHz. The device operates within an extended temperature range of -40°C to +125°C and utilizes a TO-263-5 surface-mount package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated power switch rated for high-voltage inputs
Fixed 3.3V output configuration
Internal frequency compensation simplifies external component requirements

Voltage Regulators - DC DC Switching Regulators Applications

Distributed power systems
Pre-regulators for switching regulators
Efficient on-card regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix 'NOPB' confirms lead-free and RoHS compliance per manufacturer specifications. Confirm the 'HVS' designation indicates the high-voltage variant capable of handling up to 60V input, distinguishing it from standard LM2575 models. Ensure the package matches the required TO-263 footprint for your PCB layout.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 3.3V output is required from a high-voltage source up to 60V. It is suitable for designs needing a simple buck topology with minimal external components. Consider thermal management due to the TO-263 package's power dissipation characteristics under load.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2575 family of SIMPLE SWITCHER regulators. The HVS variant specifically extends the maximum input voltage capability compared to standard versions, making it appropriate for industrial or automotive bus voltages that exceed 40V.