LM2575T-15

$3.26

Description：IC REG BUCK 15V 1A TO220-5
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:ef36fe3b0207 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2575T-15 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 15V 1A TO220-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2575T-15

Description：IC REG BUCK 15V 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)：40V
Voltage - Output (Min/Fixed)：15V
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 LM2575T-15

LM2575T-15

Voltage Regulators - DC DC Switching Regulators Overview

The LM2575T-15 is a monolithic integrated circuit step-down switching regulator from the SIMPLE SWITCHER family, manufactured by Texas Instruments. It operates in a Buck topology with a fixed 15 V output and supports up to 1 A load current. The device accepts an input voltage range of 4.75 V to 40 V and utilizes a 52 kHz internal oscillator. It is housed in a TO-220-5 through-hole package and functions within a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates a fixed-frequency internal oscillator for simplified design without external timing components.
Includes built-in thermal shutdown and per-cycle current limiting for robust fault protection.
Features TTL-compatible shutdown capability to enable low-power standby modes.

Voltage Regulators - DC DC Switching Regulators Applications

Simple and high-efficiency step-down (buck) regulators
Efficient pre-regulator stages for linear regulators
Positive to negative converter circuits (Buck-Boost)
Power supply modules for battery chargers

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against the manufacturer's official datasheet to confirm pinout compatibility and RoHS status. Ensure the selected variant matches the required thermal management strategy for the TO-220 package under maximum load conditions. Cross-reference the part number with authorized distributors to confirm availability and authenticity.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 15 V output is required from an input voltage between 4.75 V and 40 V. It is suitable for designs prioritizing minimal external component count and ease of implementation. Consider the TO-220 package for through-hole assembly requirements and adequate heat dissipation for 1 A continuous loads.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM2575 series of SIMPLE SWITCHER regulators, designed as efficient replacements for traditional three-terminal linear regulators. The series offers various fixed output voltages and adjustable versions, providing excellent line and load regulation while significantly reducing the need for large heat sinks in many applications.