LM3671MF-1.6/NOPB Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

Name: LM3671MF-1.6/NOPB
Brand: Texas Instruments
SKU: LM3671MF-1.6/NOPB
Availability: InStock

LM3671MF-1.6/NOPB is a 600mA step-down DC/DC switching regulator from Texas Instruments. Features 2.7V–5.5V input, 1.6V fixed output, PWM/PFM control, SOT23-5 package. From $0.67, in stock, worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

LM3671MF-1.6/NOPBSOT23 (5-Pin)

Quick Facts

Manufacturer: Texas Instruments
Package: SOT23 (5-Pin)
Pin Count: 5
Lifecycle: ACTIVE
Datasheet: LM3671MF-1.6/NOPB Datasheet PDF
Category: Integrated Circuit
Price: From $0.6709(MOQ 100)
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of LM3671MF-1.6/NOPB?

600mA output current in ultra-compact SOT23-5 package
Wide input voltage range: 2.7V to 5.5V
Fixed 1.6V output voltage with ±2% accuracy
PWM and PFM dual-mode control for high efficiency at light loads
2MHz switching frequency minimizes external component size

What is LM3671MF-1.6/NOPB used for?

The LM3671MF-1.6/NOPB is ideal for battery-powered portable devices such as smartphones, tablets, and wearables where compact size and high efficiency are critical. Its 2.7V–5.5V input range makes it well-suited for single-cell Li-Ion/Li-polymer battery applications. The PFM mode enables extended battery life in low-power IoT sensors and wireless modules.

What are the specifications of LM3671MF-1.6/NOPB?

Pbfree Code	Yes
YTEOL	15
Additional Feature	PULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLE
Analog IC - Other Type	SWITCHING REGULATOR
Control Mode	VOLTAGE-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	5.5V
Input Voltage-Min	2.7V
Input Voltage-Nom	3.6V
JESD-30 Code	R-PDSO-G5
JESD-609 Code	e3
Number of Functions	1
Number of Outputs	1
Output Current-Max	0.6A
Output Voltage-Max	3.3V
Output Voltage-Min	1.1V
Output Voltage-Nom	1.6V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TSOP5/6,.11,37
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Surface Mount	YES
Switcher Configuration	BUCK
Switching Frequency-Max	2600kHz
Temperature Grade	INDUSTRIAL
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	0.953mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Package	SOT23 (5-Pin)

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 LM3671MF-1.6/NOPB datasheet?

LM3671MF-1.6/NOPB Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM3671MF-1.6/NOPB?

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

Frequently Asked Questions

What is the input voltage range of the LM3671MF-1.6/NOPB?

The LM3671MF-1.6/NOPB operates from an input voltage range of 2.7V to 5.5V, with a nominal input of 3.6V, making it ideal for single-cell Li-Ion battery applications.

What output voltage and current does the LM3671MF-1.6/NOPB provide?

This device provides a fixed 1.6V output voltage with ±2% accuracy and supports up to 600mA of output current, suitable for powering low-voltage processors and microcontrollers.

What control modes does the LM3671MF-1.6/NOPB support?

The LM3671MF-1.6/NOPB supports both Pulse Width Modulation (PWM) and Pulse Frequency Modulation (PFM) techniques. PFM mode improves efficiency at light loads, extending battery life in portable and IoT applications.

What package does the LM3671MF-1.6/NOPB come in?

The LM3671MF-1.6/NOPB is available in a SOT23-5 (5-pin small outline transistor) package, which is compact and suitable for space-constrained PCB designs in portable electronics.

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About Texas Instruments

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 $0.6709

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
100+	$0.8600	$86.00
250+	$0.8200	$205.00
1000+	$0.7525	$752.50
2000+	$0.7410	$1482.00
5000+	$0.7290	$3645.00
10000+	$0.6709	$6709.00

pcs

Unit price: $0.8600 · Total: $86.00

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”

Rajesh Patel

Procurement Manager, VoltEdge Energy, India

LM3671MF-1.6/NOPB Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

What are the key features of LM3671MF-1.6/NOPB?

What is LM3671MF-1.6/NOPB used for?

What are the specifications of LM3671MF-1.6/NOPB?

Compliance & Regulatory

Where can I find the LM3671MF-1.6/NOPB datasheet?

What are equivalent replacements for LM3671MF-1.6/NOPB?

Frequently Asked Questions

What is the input voltage range of the LM3671MF-1.6/NOPB?

What output voltage and current does the LM3671MF-1.6/NOPB provide?

What control modes does the LM3671MF-1.6/NOPB support?

What package does the LM3671MF-1.6/NOPB come in?

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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