TL081IDG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

Name: TL081IDG4
Brand: Texas Instruments
SKU: TL081IDG4
Availability: InStock

The TL081IDG4 is a single general-purpose JFET-input operational amplifier from Texas Instruments with ±18V supply range, 0.0002 µA typical input bias current, 86 dB typical CMRR, and 8-pin SOIC package for low-noise signal conditioning. Available in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026

Package / Visual Reference

TL081IDG4Small Outline Packages

Quick Facts

Manufacturer: Texas Instruments
Package: Small Outline Packages
Pin Count: 8
Lifecycle: OBSOLETE
Datasheet: TL081IDG4 Datasheet PDF
Category: Integrated Circuit
Price: From $0.3040(MOQ 1)
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 TL081IDG4?

Single JFET-input op-amp with ultra-low bias current (0.0002 µA typical)
Wide supply voltage range: ±2.25V to ±18V
High input impedance for interfacing with high-source-impedance sensors
86 dB typical CMRR for excellent noise rejection
Internally frequency compensated for unity-gain stability
8-pin SOIC package for surface-mount PCB designs

What is TL081IDG4 used for?

The TL081IDG4 is used in instrumentation amplifiers, active filters, and integrators where low input bias current and high input impedance are critical. It is widely applied in pH meter front ends, sample-and-hold circuits, and audio preamplifiers in industrial and consumer electronics designs.

What are the specifications of TL081IDG4?

YTEOL	0
Amplifier Type	OPERATIONAL AMPLIFIER
Architecture	VOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)	0.02 µA
Bias Current-Max (IIB) @25C	0.0002 µA
Common-mode Reject Ratio-Min	75dB
Common-mode Reject Ratio-Nom	86dB
Frequency Compensation	YES
Input Offset Current-Max (IIO)	0.01 µA
Input Offset Voltage-Max	9000 µV
JESD-30 Code	R-PDSO-G8
JESD-609 Code	e4
Low-Bias	YES
Low-Offset	NO
Micropower	NO
Neg Supply Voltage Limit-Max	-18 V
Neg Supply Voltage-Nom (Vsup)	-15 V
Number of Functions	1
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	SOP8,.25
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Packing Method	TUBE
Peak Reflow Temperature (Cel)	260
Power	YES
Programmable Power	NO
Qualification Status	Not Qualified
Slew Rate-Min	8V/us
Slew Rate-Nom	13V/us
Supply Current-Max	2.8mA
Supply Voltage Limit-Max	18V
Supply Voltage-Nom (Vsup)	15V
Surface Mount	YES
Technology	BIPOLAR
Temperature Grade	INDUSTRIAL
Terminal Finish	NICKEL PALLADIUM GOLD
Terminal Form	GULL WING
Terminal Pitch	1.27mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Unity Gain BW-Nom	3000
Voltage Gain-Min	25000
Wideband	NO
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.33.00.01

Where can I find the TL081IDG4 datasheet?

TL081IDG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TL081IDG4?

Compatible alternatives and drop-in replacements for TL081IDG4:

TL081IDRTexas Instruments Operational

Amplifier, 1 Func, 6000uV Offset-Max, BIPolar, PDSO8

View Part →

TL081IDRE4Texas Instruments Operational

Amplifier, 1 Func, 9000uV Offset-Max, BIPolar, PDSO8

View Part →

TL081IDRG4Texas Instruments

Operational Amplifier, 1 Func, 9000uV Offset-Max, BIPolar, PDSO8

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the input bias current of the TL081IDG4?

The TL081IDG4 has a typical input bias current of 0.0002 µA (200 pA) and a maximum of 0.02 µA due to its JFET input stage, making it suitable for high-impedance source applications such as pH electrodes and charge amplifiers.

What supply voltage does the TL081IDG4 operate on?

The TL081IDG4 operates from dual supplies ranging from ±2.25V to ±18V, allowing it to be used in a wide range of analog signal chain designs including ±15V industrial systems.

What is the CMRR of the TL081IDG4?

The TL081IDG4 has a minimum CMRR of 75 dB and a typical CMRR of 86 dB, which is sufficient for rejecting common-mode noise in single-ended and differential measurement applications.

What package does the TL081IDG4 come in?

The TL081IDG4 comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The G4 suffix denotes a tube packaging option for manual or automated SMT pick-and-place assembly.

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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 $0.3040

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$0.4560	$0.46
12+	$0.3800	$4.56
54+	$0.3040	$16.42

pcs

Unit price: $0.4560 · Total: $0.46

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

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

James Wright

Supply Chain Director, CircuitPro Ltd, UK

TL081IDG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

What are the key features of TL081IDG4?

What is TL081IDG4 used for?

What are the specifications of TL081IDG4?

Compliance & Regulatory

Where can I find the TL081IDG4 datasheet?

What are equivalent replacements for TL081IDG4?

Frequently Asked Questions

What is the input bias current of the TL081IDG4?

What supply voltage does the TL081IDG4 operate on?

What is the CMRR of the TL081IDG4?

What package does the TL081IDG4 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

More from Texas Instruments

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