LM2597M-3.3/NOPB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

Name: LM2597M-3.3/NOPB
Brand: Texas Instruments
SKU: LM2597M-3.3/NOPB
Availability: InStock

The LM2597M-3.3/NOPB is a step-down DC-DC switching regulator from Texas Instruments. It delivers 500mA output current with 3.3V fixed output, 40V max input, and PWM voltage-mode control in an 8-Pin SOIC package. From $2.085, in stock worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

LM2597M-3.3/NOPBSmall Outline Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Small Outline Packages
Pin Count: 8
Lifecycle: ACTIVE
Datasheet: LM2597M-3.3/NOPB Datasheet PDF
Category: Integrated Circuit
Price: From $2.0850(MOQ 1)
Temp Range: -40.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of LM2597M-3.3/NOPB?

500mA output current with high efficiency step-down conversion
Fixed 3.3V output voltage with tight regulation accuracy
Wide input voltage range: 4.5V to 40V for versatile applications
Pulse Width Modulation (PWM) voltage-mode control for stable performance
Compact 8-Pin SOIC package ideal for space-constrained designs

What is LM2597M-3.3/NOPB used for?

The LM2597M-3.3/NOPB is widely used in embedded systems and microcontroller power supplies where a regulated 3.3V rail is required from higher-voltage sources such as 12V or 24V bus. It is suitable for industrial control boards, automotive accessories, and IoT edge devices that demand efficient, low-noise step-down conversion. Its wide input range and compact SOIC footprint also make it a strong choice for telecommunications equipment and portable instrumentation.

What are the specifications of LM2597M-3.3/NOPB?

Pbfree Code	Yes
YTEOL	15
Analog IC - Other Type	SWITCHING REGULATOR
Control Mode	VOLTAGE-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	40V
Input Voltage-Min	4.5V
Input Voltage-Nom	12V
JESD-30 Code	R-PDSO-G8
JESD-609 Code	e3
Number of Functions	1
Number of Outputs	1
Output Current-Max	0.5A
Output Voltage-Max	37V
Output Voltage-Min	3.3V
Output Voltage-Nom	3.3V
Package Body Material	PLASTIC/EPOXY
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Surface Mount	YES
Switcher Configuration	BUCK
Switching Frequency-Max	173kHz
Temperature Grade	AUTOMOTIVE
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	1.27mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.39.00.90

Where can I find the LM2597M-3.3/NOPB datasheet?

LM2597M-3.3/NOPB Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM2597M-3.3/NOPB?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the output voltage and current rating of the LM2597M-3.3/NOPB?

The LM2597M-3.3/NOPB provides a fixed 3.3V output voltage with a maximum output current of 500mA. It accepts an input voltage ranging from 4.5V to 40V, making it suitable for a wide variety of power supply designs.

What control method does the LM2597M-3.3/NOPB use and why does it matter?

It uses Pulse Width Modulation (PWM) in voltage-mode control, which ensures stable output regulation and predictable transient response. This makes it easier to design compensation networks and achieve consistent performance across load variations.

What package type is the LM2597M-3.3/NOPB and is it RoHS compliant?

The LM2597M-3.3/NOPB comes in an 8-Pin SOIC (R-PDSO-G8) package, which is compact and easy to hand-solder or reflow. The '/NOPB' suffix indicates it is lead-free and RoHS compliant (JESD-609 Code: e3), suitable for environmentally conscious designs.

What are typical applications for the LM2597M-3.3/NOPB?

Typical applications include 3.3V power rails for microcontrollers, FPGAs, and DSPs in embedded systems, as well as industrial control boards, automotive accessories, IoT devices, and telecom equipment requiring efficient step-down voltage conversion from a 12V or 24V bus.

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Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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AvailabilityIn Stock

Reference Price (USD)

From $2.0850

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$4.1700	$4.17
3+	$2.7800	$8.34
10+	$2.0850	$20.85

pcs

Unit price: $4.1700 · Total: $4.17

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Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

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Procurement Manager, VoltEdge Energy, India

LM2597M-3.3/NOPB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

What are the key features of LM2597M-3.3/NOPB?

What is LM2597M-3.3/NOPB used for?

What are the specifications of LM2597M-3.3/NOPB?

Compliance & Regulatory

Where can I find the LM2597M-3.3/NOPB datasheet?

What are equivalent replacements for LM2597M-3.3/NOPB?

Frequently Asked Questions

What is the output voltage and current rating of the LM2597M-3.3/NOPB?

What control method does the LM2597M-3.3/NOPB use and why does it matter?

What package type is the LM2597M-3.3/NOPB and is it RoHS compliant?

What are typical applications for the LM2597M-3.3/NOPB?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

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