LP2981AIM5-2.5/NOPB Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

Name: LP2981AIM5-2.5/NOPB
Brand: Texas Instruments
SKU: LP2981AIM5-2.5/NOPB
Availability: InStock

LP2981AIM5-2.5/NOPB is a micropower 100 mA ultra low-dropout LDO regulator with fixed 2.5V output, 0.2V typical dropout, 3.5–16V input range, ideal for battery-powered and noise-sensitive applications. From $0.75 in stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified May 2026

Package / Visual Reference

LP2981AIM5-2.5/NOPBSOT23 (5-Pin)

Quick Facts

Manufacturer: Texas Instruments
Package: SOT23 (5-Pin)
Pin Count: 5
Lifecycle: ACTIVE
Datasheet: LP2981AIM5-2.5/NOPB Datasheet PDF
Category: Integrated Circuit
Price: From $0.7465(MOQ 200)
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 LP2981AIM5-2.5/NOPB?

100 mA output current with only 0.2V typical dropout voltage for high efficiency
Fixed 2.5V output in compact SOT-23 5-pin package for space-constrained designs
Ultra-low quiescent current for extended battery life in portable applications
Wide input voltage range of 3.5V to 16V for versatile power supply compatibility
RoHS-compliant (Pb-free) with stable operation across industrial temperature range

What is LP2981AIM5-2.5/NOPB used for?

The LP2981AIM5-2.5/NOPB is well suited for battery-powered portable devices such as handheld instruments, IoT sensors, and wearable electronics where low quiescent current and minimal dropout are critical. Its fixed 2.5V output makes it ideal for powering microcontrollers, ADCs, and reference circuits in industrial control systems. The compact SOT-23 footprint also fits tight PCB layouts in consumer electronics and communication modules.

What are the specifications of LP2981AIM5-2.5/NOPB?

Pbfree Code	Yes
YTEOL	15
Adjustability	FIXED
Dropout Voltage1-Max	0.375V
Dropout Voltage1-Nom	0.2V
Input Voltage Absolute-Max	16V
Input Voltage-Max	16V
Input Voltage-Min	3.5V
JESD-30 Code	R-PDSO-G5
JESD-609 Code	e3
Line Regulation-Max	0.01%
Load Regulation-Max	0.0012375%
Number of Functions	1
Number of Outputs	1
Operating Temperature TJ-Max	125°C
Operating Temperature TJ-Min	-40 °C
Output Current1-Max	0.1A
Output Voltage1-Max	2.5625V
Output Voltage1-Min	2.4375V
Output Voltage1-Nom	2.5V
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	TSOP5/6,.11,37
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Packing Method	TR
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Regulator Type	FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface Mount	YES
Technology	BIPOLAR
Terminal Finish	Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	0.95mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Voltage Tolerance-Max	2.5%
## LP2981AIM5-2.5/NOPB Alternates Showing results	Image
Package	SOT23 (5-Pin)

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.39.00.60

Where can I find the LP2981AIM5-2.5/NOPB datasheet?

LP2981AIM5-2.5/NOPB Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LP2981AIM5-2.5/NOPB?

Compatible alternatives and drop-in replacements for LP2981AIM5-2.5/NOPB:

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Frequently Asked Questions

What is the output voltage and dropout voltage of the LP2981AIM5-2.5/NOPB?

The LP2981AIM5-2.5/NOPB provides a fixed 2.5V output with a typical dropout voltage of only 0.2V and a maximum of 0.375V at full load, making it highly efficient for low-voltage applications.

What input voltage range does the LP2981AIM5-2.5/NOPB support?

The device operates with an input voltage ranging from 3.5V to a maximum of 16V, allowing it to work with a variety of power supply configurations including single-cell Li-Ion and multi-cell battery packs.

What applications is the LP2981AIM5-2.5/NOPB best suited for?

It is ideal for battery-powered portable equipment, IoT nodes, wearables, and noise-sensitive analog circuits. Its micropower quiescent current and 100 mA output capacity make it a strong choice wherever long battery life and compact size are priorities.

Is the LP2981AIM5-2.5/NOPB RoHS compliant and what package does it come in?

Yes, the /NOPB suffix indicates the device is lead-free and RoHS compliant. It is housed in a 5-pin SOT-23 surface-mount package, suitable for automated PCB assembly and space-constrained board designs.

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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 $0.7465

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
200+	$1.0115	$202.30
260+	$0.9778	$254.23
345+	$0.8766	$302.43
1000+	$0.8632	$863.20
5000+	$0.7538	$3768.95
7000+	$0.7465	$5225.78

pcs

Unit price: $1.0115 · Total: $202.30

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

LP2981AIM5-2.5/NOPB Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

What are the key features of LP2981AIM5-2.5/NOPB?

What is LP2981AIM5-2.5/NOPB used for?

What are the specifications of LP2981AIM5-2.5/NOPB?

Compliance & Regulatory

Where can I find the LP2981AIM5-2.5/NOPB datasheet?

What are equivalent replacements for LP2981AIM5-2.5/NOPB?

Frequently Asked Questions

What is the output voltage and dropout voltage of the LP2981AIM5-2.5/NOPB?

What input voltage range does the LP2981AIM5-2.5/NOPB support?

What applications is the LP2981AIM5-2.5/NOPB best suited for?

Is the LP2981AIM5-2.5/NOPB RoHS compliant and what package does it 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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