LM2597M-12/NOPB

$4.12

Description：IC REG BUCK 12V 500MA 8SOIC
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:2fa21e932596 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2597M-12/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 12V 500MA 8SOIC. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2597M-12/NOPB

Description：IC REG BUCK 12V 500MA 8SOIC
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)：4.5V
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：12V
Voltage - Output (Max)：-
Current - Output：500mA
Frequency - Switching：150kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2597M-12/NOPB

LM2597M-12/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2597M-12/NOPB is a SIMPLE SWITCHER step-down voltage regulator from Texas Instruments, housed in an 8-SOIC package. It delivers a fixed 12 V output at up to 0.5 A with a 150 kHz switching frequency. The device supports a 4.5 V to 40 V input range and operates between -40°C and +125°C. It integrates a 1.23 V reference, current limit, and thermal shutdown for robust performance.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated buck topology with inverting capability
Built-in current limiting and thermal protection
Fixed 12 V output via external resistor divider

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load regulation for embedded systems
Pre-regulation for linear regulators
Battery-powered equipment power conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the SOIC-8 package marking and date code against the manufacturer's latest datasheet. Confirm RoHS compliance status and ensure the supply chain source provides valid traceability documentation for industrial-grade components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part for applications requiring a fixed 12 V output under 0.5 A load. It is suitable where a 150 kHz frequency allows smaller passive components compared to lower-frequency alternatives. Ensure the input voltage remains within the specified 4.5 V to 40 V operational window.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2597 family of SIMPLE SWITCHER regulators. It shares architectural similarities with the LM2594 but offers specific topological flexibility. The device is designed for high-efficiency DC-DC conversion in compact surface-mount designs.