LM2574MX-ADJ

$2.76

Description：IC REG BUCK ADJ 500MA 14SOIC
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:e168aabb8a1a Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LM2574MX-ADJ 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 ADJ 500MA 14SOIC. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2574MX-ADJ

Description：IC REG BUCK ADJ 500MA 14SOIC
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：4V
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：1.23V
Voltage - Output (Max)：37V
Current - Output：500mA
Frequency - Switching：52kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：14-SOIC (0.295", 7.50mm Width)
Supplier Device Package：14-SOIC
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2574MX-ADJ

LM2574MX-ADJ

Voltage Regulators - DC DC Switching Regulators Overview

The LM2574MX-ADJ is a SIMPLE SWITCHER power converter from Texas Instruments, functioning as a 0.5A step-down voltage regulator. It utilizes a Buck topology with an adjustable output voltage range. The device supports a maximum input voltage of 60V and operates within a junction temperature range of -40°C to +125°C. Key electrical parameters include a switching frequency of approximately 52kHz and a typical quiescent current of 5mA. It is housed in a 14-pin SOIC-Wide package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated monolithic controller for simplified design
Fixed-frequency operation at 52kHz
Internal thermal shutdown protection
Adjustable output voltage capability

Voltage Regulators - DC DC Switching Regulators Applications

Distributed power supply systems
On-card regulation modules
Post-regulation for buck converters

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against the manufacturer's official datasheet to confirm pinout compatibility and tolerance specifications. Ensure the ordering part number matches the required package type and temperature grade. Cross-reference the component marking with the latest revision history to avoid counterfeit or obsolete variants during acquisition.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring a wide input voltage range up to 60V with a moderate 0.5A load current. It is suitable for applications where space constraints favor surface-mount packaging over through-hole alternatives. Consider the thermal performance requirements given the fixed internal switching frequency and duty cycle limitations inherent to the Buck topology.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2574 family of SIMPLE SWITCHER regulators, which are designed for ease of use and flexibility. The LM2574 series includes both standard voltage (e.g., 3.3V, 5V) and adjustable versions. The 'HV' variant typically denotes higher input voltage capabilities, while the 'M' suffix indicates the SOIC-14 package format used in this specific model.