OPA349SA/3KG4 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock

OPA349SA/3KG4 is a Texas Instruments 5-position amplifier for reliable PCB assembly and replacement sourcing. It uses a SOT23 (5-Pin) format with documented specifications for engineering review. Request quote-based stock, lifecycle support, and worldwide shipping options.

ACTIVEIntegrated CircuitVerified Jul 2026
Package / Visual Reference
OPA349SA/3KG4SOT23 (5-Pin)
Quick Facts
Manufacturer
Texas Instruments
Package
SOT23 (5-Pin)
Pin Count
5
Lifecycle
ACTIVE
Category
Integrated Circuit
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of OPA349SA/3KG4?

  • Texas Instruments OPA349SA/3KG4 amplifier with 5-pin configuration for BOM matching
  • SOT23 (5-Pin) form factor supports PCB layout review, replacement checks, and production sourcing
  • Datasheet-linked procurement record helps buyers verify specifications before RFQ submission
  • FindMyChip inquiry workflow supports stock checks, alternates, and worldwide shipping coordination

What is OPA349SA/3KG4 used for?

OPA349SA/3KG4 is used in OEM maintenance, PCB repair, and production builds that require a verified amplifier in a SOT23 (5-Pin) format. The 5-pin configuration supports engineering substitutions, spare-parts planning, and controlled sourcing for industrial, communications, and embedded equipment programs.

What are the specifications of OPA349SA/3KG4?

YTEOL1
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.00001 µA
Bias Current-Max (IIB) @25C0.00001 µA
Common-mode Reject Ratio-Min48dB
Common-mode Reject Ratio-Nom60dB
Frequency CompensationYES
Input Offset Current-Max (IIO)0.00001 µA
Input Offset Voltage-Max10000 µV
JESD-30 CodeR-PDSO-G5
JESD-609 Codee4
Low-BiasYES
Low-OffsetNO
MicropowerYES
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP6,.08
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Packing MethodTR
Peak Reflow Temperature (Cel)260
PowerNO
Programmable PowerNO
Qualification StatusNot Qualified
Slew Rate-Nom0.02V/us
Supply Current-Max0.002mA
Supply Voltage Limit-Max5.5V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyCMOS
Temperature GradeCOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Unity Gain BW-Nom70
Voltage Gain-Min1000
WidebandNO
PackageSOT23 (5-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.33.00.01

Where can I find the OPA349SA/3KG4 datasheet?

OPA349SA/3KG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for OPA349SA/3KG4?

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

Frequently Asked Questions

Which PCB builds need OPA349SA/3KG4 from Texas Instruments with 5 pins?

OPA349SA/3KG4 is suitable when the design needs a Texas Instruments amplifier with 5 pins. Buyers commonly use it for replacement builds, controlled production runs, and engineering validation where the original footprint must be preserved.

How should sourcing teams verify the 5 pins package detail before ordering OPA349SA/3KG4?

Confirm the SOT23 (5-Pin) details against the linked datasheet and the board footprint before purchase. The 5 pins detail is the first check, followed by manufacturer markings, lifecycle status, and acceptable alternates.

When does OPA349SA/3KG4 require an RFQ instead of a standard cart purchase?

Use an RFQ when stock, date code, or substitution requirements must be confirmed before shipment. For OPA349SA/3KG4, the 5 pins configuration should be matched exactly when planning worldwide shipping or repair inventory.

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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)
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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

Response time is incredible — usually under 4 hours. They understand that production lines can't wait.

JW
James Wright
Supply Chain Director, CircuitPro Ltd, UK