LM2574-12BN

Description：IC REG BUCK 12V 500MA 8PDIP
Series：-
Mfr：Microchip Technology
Package：Bulk

SKU:bec646179241 Category: Voltage Regulators - DC DC Switching Regulators Brand: Microchip Technology

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Product introduction

LM2574-12BN is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Microchip Technology. Its product description is IC REG BUCK 12V 500MA 8PDIP. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2574-12BN

Description：IC REG BUCK 12V 500MA 8PDIP
Series：-
Mfr：Microchip Technology
Package：Bulk
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：-
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：12V
Voltage - Output (Max)：-
Current - Output：500mA
Frequency - Switching：52kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Through Hole
Package / Case：8-DIP (0.300", 7.62mm)
Supplier Device Package：8-PDIP
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2574-12BN

LM2574-12BN

Voltage Regulators - DC DC Switching Regulators Overview

The LM2574-12BN is a fixed-output step-down switching regulator manufactured by Microchip Technology. It provides a stable 12V output with a maximum current capacity of 0.65A. The device operates from an input voltage range up to 40V and utilizes a buck topology with a typical switching frequency of 52kHz. It is housed in an 8-pin PDIP package designed for through-hole mounting, supporting junction temperatures between -40°C and 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated monolithic power switch eliminates the need for external components
Fixed internal feedback network ensures precise output voltage regulation
Built-in thermal shutdown protects against overheating conditions

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load regulation for digital logic circuits
Pre-regulation stage for linear post-regulators
Battery-powered systems requiring efficient voltage stepping

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity due to discontinued status. Confirm package integrity upon receipt as standard packaging may vary. Cross-reference datasheet revisions to ensure compatibility with existing design specifications before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 12V output is required from higher voltage sources. Ensure input voltage does not exceed the 40V absolute maximum rating. Consider thermal management requirements given the 0.65A load capability and through-hole package constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2574 family of SIMPLE SWITCHER regulators. It serves as a direct replacement for legacy Texas Instruments versions, maintaining pinout compatibility while offering Microchip-specific manufacturing standards and quality controls for industrial applications.