LM340SX-12 Texas Instruments Integrated Circuit (Other) In Stock

IC REG LIN 12V 1.5A DDPAK/TO263

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM340SX-12Other
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
4
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $0.5091(MOQ 1000)
Temp Range
?°C to 70.0°C
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the specifications of LM340SX-12?

Pbfree CodeNo
YTEOL0
AdjustabilityFIXED
Dropout Voltage1-Nom2V
Input Voltage Absolute-Max35V
Input Voltage-Max30V
Input Voltage-Min14.5V
JESD-30 CodeR-PSSO-G3
JESD-609 Codee0
Line Regulation-Max0.06%
Load Regulation-Max0.12%
Number of Functions1
Number of Outputs1
Operating Temperature TJ-Max125°C
Output Current1-Max1A
Output Voltage1-Max12.6V
Output Voltage1-Min11.4V
Output Voltage1-Nom12V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSIP3H,.55TB
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Packing MethodTR
Peak Reflow Temperature (Cel)235
Qualification StatusNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface MountYES
TechnologyBIPOLAR
Terminal FinishTIN LEAD
Terminal FormGULL WING
Terminal Pitch2.54mm
Terminal PositionSINGLE
Time@Peak Reflow Temperature-Max (s)20
Voltage Tolerance-Max5%
PackageOther

Compliance & Regulatory

Moisture Sensitivity LevelMSL 3
ECCNEAR99
HTS Code8542.39.00.60

Where can I find the LM340SX-12 datasheet?

LM340SX-12 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM340SX-12?

Compatible alternatives and drop-in replacements for LM340SX-12:

LM340S-12/NOPBTexas Instruments Fixed Positive Standard

Regulator, 12V, BIPolar, PSSO3

View Part →
LM340SX-12/NOPBTexas Instruments

Fixed Positive Standard Regulator, 12V, BIPolar, PSSO3

View Part →

Frequently Asked Questions

What is the price of LM340SX-12?

LM340SX-12 is priced from $0.5091 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is LM340SX-12 in stock?

LM340SX-12 is listed as in stock at FindMyChip, sourced from authorized distributors, and ships worldwide with typical 3-7 business day lead time. Submit an RFQ for current quantity pricing, MOQ, and confirmed availability.

Where can I buy LM340SX-12?

You can buy LM340SX-12 from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for LM340SX-12 from Texas Instruments.

What is the datasheet for LM340SX-12?

The official LM340SX-12 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 LM340SX-12 come in?

LM340SX-12 is available in Other packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

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Authorized Source
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Competitive Pricing
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 $0.5091
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1000+$0.6815$681.50
10000+$0.6076$6076.00
100000+$0.5091$50910.00
pcs
Unit price: $0.6815 · Total: $681.50

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