LM317EMPX Texas Instruments Integrated Circuit (SOT223 (3-Pin)) In Stock

Linear Voltage Regulators

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM317EMPXSOT223 (3-Pin)
Quick Facts
Manufacturer
Texas Instruments
Package
SOT223 (3-Pin)
Pin Count
4
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $0.4131(MOQ 1)
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

Pbfree CodeNo
YTEOL0
AdjustabilityADJUSTABLE
Dropout Voltage1-Nom3V
Input-Output Voltage Differential-Max40V
Input-Output Voltage Differential-Min3V
JESD-30 CodeR-PDSO-G3
JESD-609 Codee0
Line Regulation-Max (%/V)0.07
Load Regulation-Max(%)1.5%
Number of Functions1
Number of Outputs1
Operating Temperature TJ-Max125°C
Output Current1-Max1A
Output Voltage1-Max37V
Output Voltage1-Min1.2V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOT-223
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Packing MethodTR
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Regulator TypeADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface MountYES
TechnologyBIPOLAR
Terminal FinishTIN LEAD
Terminal FormGULL WING
Terminal Pitch2.3mm
Terminal PositionDUAL
## LM317EMPX Alternates Showing resultsImage
PackageSOT223 (3-Pin)

Compliance & Regulatory

Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

LM317EMPX Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM317EMPX:

LM317EMPNational Semiconductor Corporation Adjustable Positive Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PDSO3

View Part →
LM317AEMP/NOPBNational Semiconductor Corporation Adjustable Positive Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PDSO4

View Part →
LM317EMPX/NOPBTexas Instruments

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO4

View Part →

Frequently Asked Questions

What is the price of LM317EMPX?

LM317EMPX is priced from $0.4131 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is LM317EMPX in stock?

LM317EMPX is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy LM317EMPX?

You can buy LM317EMPX from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for LM317EMPX from Texas Instruments.

What is the datasheet for LM317EMPX?

The official LM317EMPX datasheet from Texas Instruments contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does LM317EMPX come in?

LM317EMPX is available in SOT223 (3-Pin) packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

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Factory-direct from China distributors, low MOQ
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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.

AvailabilityIn Stock
Reference Price (USD)
From $0.4131
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$6.1500$6.15
100+$4.6200$462.00
450+$0.4467$201.01
585+$0.4299$251.49
730+$0.4131$301.56
pcs
Unit price: $6.1500 · Total: $6.15

In Stock · 24h Response · Worldwide Shipping

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.

RP
Rajesh Patel
Procurement Manager, VoltEdge Energy, India