Precision Amplifier - Low Noise - OPA131

Datasheet

General Purpose FET-Input Operational Amplifiers (Rev. A) (PDF 1223 KB)
21 Oct 2002

	OPA131	OPA2131	OPA4131
Number of Channels	1	2	4
Total Supply Voltage (V)(Min)(+5V=5, +/-5V=10)	9	9	9
Total Supply Voltage (V)(Max)(+5V=5, +/-5V=10)	36	36	36
Iq per channel(Max)(mA)	1.75	1.75	1.75
GBW(Typ)(MHz)	4	4	4
Slew Rate(Typ)(V/us)	10	10	10
VIO (25 deg C)(Max)(mV)	0.75	1	1
Offset Drift(Typ)(uV/C)	2	2	2
IIB(Max)(pA)	50	50	50
CMRR(Min)(dB)	80	70	70
Vn at 1kHz(Typ)(nV/rtHz)	15	15	15
Rating	Catalog	Catalog	Catalog
Pin/Package	8SOIC	8SOIC	14PDIP, 14SOIC, 16SOIC
Approx. Price (US$)	0.75 \| 1ku	1.35 \| 1ku	3.05 \| 1ku
Operating Temp Range(Celsius)		-55 to 125
	Samples	Samples	Samples
	Inventory	Inventory	Inventory

Customers Who Evaluated This Product Also Evaluated

OPA827: Low-Noise, High-Precision, JFET-Input Operational Amplifier
OPA2107: Precision Dual Difet(R) Operational Amplifier
OPA211: 1.1nV/rtHz Noise, Low Power, Precision Operational Amplifier in Tiny DFN-8 Package
OPA627: Precision High-Speed Difet(R) Operational Amplifiers
OPA277: High Precision Operational Amplifiers
INA128: Precision, Low Power Instrumentation Amplifiers

More Related Products

Product Information

Features

FET INPUT: I_B = 50pA max
LOW OFFSET VOLTAGE: 750uV max
WIDE SUPPLY RANGE: ±4.5V to ±18V
SLEW RATE: 10V/us
WIDE BANDWIDTH: 4MHz
EXCELLENT CAPACITIVE LOAD DRIVE
SINGLE, DUAL, QUAD VERSIONS

Description

The OPA131 series of FET-input op amps provides high performance at low cost. Single, dual, and quad versions in industry-standard pinouts allow cost-effective design options.

The OPA131 series offers excellent general-purpose performance, including low offset voltage, drift, and good dynamic characteristics.

Single, dual, and quad versions are available in DIP and SO packages. Performance grades include commercial and industrial temperature ranges.

Pricing / Packaging / CAD Design Tools / Samples

			Price	Packaging			CAD Design Tools		Samples
Device	Status	Replaced By	Price \| Quantity	Package \| Pins	Top Side Marking	Package QTY \| Package Carrier	Symbols	Footprints	Samples
OPA131P	OBSOLETE	OPA131U		PDIP (P) \| 8	View			Replaced by OPA131U
OPA131PA	OBSOLETE	OPA131UA		PDIP (P) \| 8	View			Replaced by OPA131UA
OPA131PJ	OBSOLETE	OPA131UJ		PDIP (P) \| 8	View			Replaced by OPA131UJ
OPA131U	ACTIVE		2.30 \| 1ku	SOIC (D) \| 8	View	75 \| TUBE
OPA131UA	ACTIVE		1.25 \| 1ku	SOIC (D) \| 8	View	75 \| TUBE
OPA131UA/2K5	ACTIVE		1.15 \| 1ku	SOIC (D) \| 8	View	2500 \| LARGE T&R	Purchase Samples
OPA131UA/2K5E4	ACTIVE		1.15 \| 1ku	SOIC (D) \| 8	View	2500 \| LARGE T&R	Purchase Samples
OPA131UAE4	ACTIVE		1.25 \| 1ku	SOIC (D) \| 8	View	75 \| TUBE	Contact TI Distributor or Sales Office
OPA131UG4	ACTIVE		2.30 \| 1ku	SOIC (D) \| 8	View	75 \| TUBE	Contact TI Distributor or Sales Office
OPA131UJ	ACTIVE		0.85 \| 1ku	SOIC (D) \| 8	View	75 \| TUBE	Contact TI Distributor or Sales Office
OPA131UJ/2K5	ACTIVE		0.75 \| 1ku	SOIC (D) \| 8	View	2500 \| LARGE T&R	Purchase Samples
OPA131UJ/2K5E4	ACTIVE		0.75 \| 1ku	SOIC (D) \| 8	View	2500 \| LARGE T&R	Purchase Samples
OPA131UJE4	ACTIVE		0.85 \| 1ku	SOIC (D) \| 8	View	75 \| TUBE	Contact TI Distributor or Sales Office

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Inventory

Reported Distributor Inventory as of 11:49 AM GMT, 20 Nov 2009
Region	Company	In Stock	Purchase
Call**OPA131PJ
Americas	Rochester Electronics	78
TI Lead Time*: 20 WeeksOPA131U
Americas	Avnet	427
Americas	Rochester Electronics	>1k
Asia	Farnell Asia	167
Europe	Farnell	165
Worldwide	DigiKey	>1k
TI Lead Time*: 20 WeeksOPA131UA
Americas	Newark	734
Americas	Rochester Electronics	235
Asia	WPI	206
Europe	Arrow Southern Europe	500
Worldwide	DigiKey	792
TI Lead Time*: 20 WeeksOPA131UA/2K5
Worldwide	DigiKey	Available
TI Lead Time*: 20 WeeksOPA131UA/2K5E4
Worldwide	DigiKey	Available
TI Lead Time*: 20 WeeksOPA131UAE4
Worldwide	DigiKey	Available
TI Lead Time*: 20 WeeksOPA131UG4
Worldwide	DigiKey	Available
TI Lead Time*: 20 WeeksOPA131UJ
Americas	Arrow	>1k
Americas	Rochester Electronics	3
Asia	Farnell Asia	414
Asia	WPI	94
Europe	Avnet-SILICA	400
	Farnell	412
	Spoerle	75
Worldwide	DigiKey	>1k
TI Lead Time*: 20 WeeksOPA131UJ/2K5
Americas	Arrow	>1k
Worldwide	DigiKey	Available
TI Lead Time*: 20 WeeksOPA131UJ/2K5E4
Worldwide	DigiKey	Available
TI Lead Time*: 20 WeeksOPA131UJE4
Worldwide	DigiKey	Available
View all Distributors

** Lead time information is not available at this time. However, our information is updated daily so please check back with us soon. Please contact your preferred TI Authorized Distributor for additional information.

Quality & Lead (Pb)-Free Data

	Product Content				DPPM / MTBF / FIT Rate
Device	Eco Plan*	Lead / Ball Finish	MSL Rating / Peak Reflow	Details	Details
OPA131U	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UA	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UA/2K5	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UA/2K5E4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UAE4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UG4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UJ	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UJ/2K5	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UJ/2K5E4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View
OPA131UJE4	Green (RoHS & no Sb/Br)	CU NIPDAU	Level-3-260C-168 HR	View	View

* The planned eco-friendly classification: Pb-Free (RoHS) or Pb-Free (RoHS Exempt) or Green (RoHS & no Sb/Br) - please click on the Product Content Details "View" link in the table above for the latest availability information and additional product content details.

If the information you are requesting is not available online at this time, contact one of our Product Information Centers regarding the availability of this information.

Technical Documents

Most useful technical documents for OPA131

Datasheet

General Purpose FET-Input Operational Amplifiers (Rev. A) (PDF, 1223 KB)
21 Oct 2002

Application Notes

Thermal and Electrical Properties of Selected Packaging Materials (HTM, 8 KB) 15987 views
04 Oct 2000 Read Abstract
Compensate Transimpedance Amplifiers Intuitively (Rev. A) (HTM, 8 KB) 4782 views
30 Mar 2005 Read Abstract
Shelf-Life Evaluation of Lead-Free Component Finishes (HTM, 8 KB) 27183 views
24 May 2004 Read Abstract
Tuning in Amplifiers (HTM, 8 KB) 9032 views
02 Oct 2000 Read Abstract
Single-Supply Operation of Operational Amplifiers (HTM, 8 KB) 10762 views
02 Oct 2000 Read Abstract
Op Amp Performance Analysis (HTM, 8 KB) 7771 views
02 Oct 2000 Read Abstract
High Speed Data Conversion (HTM, 8 KB) 22501 views
02 Oct 2000 Read Abstract

Tools & Software

Name	Part #	Company	Tool / Software Type
Analog Filter Design	FILTER-DESIGNER	Texas Instruments	Analysis Software
Automatic Resistor/Capacitor Calculator for Passive Filters	RC-FILTER-CALC	Texas Instruments	Calculation Utilities
Decibel Calculator	DECIBEL-CALC	Texas Instruments	Calculation Utilities
Design Methodology for MFB Filters in ADC Interface Applications	MFBFILTER-CALC	Texas Instruments	Calculation Utilities
Frequency/Wavelength Calculator	FREQ-WAVE-CALC	Texas Instruments	Calculation Utilities
Noise Calculator, Generator and Examples	OPAMP-NOISECALC	Texas Instruments	Calculation Utilities
Op Amp Gain Stage Calculator	GAIN-STAGE-CALC	Texas Instruments	Calculation Utilities
Resistor Calculator for Op Amp Gain and Zero Shift	RESISTOR-CALC	Texas Instruments	Calculation Utilities
Universal EVM for Single/Dual OpAmps without Shutdown in MSOP/SOIC/SOT-23 Packages	OPAMPEVM-SOT23	Texas Instruments	Development Boards/EVMs
SPICE-Based Analog Simulation Program	TINA-TI	Texas Instruments	Simulators
MDACBufferPro(TM) Output Buffer Amplifier Selection Tool	MDACBUFFERPRO	Texas Instruments	Application Software
Active Filter Design Application	FILTERPRO	Texas Instruments	Application Software

Simulation Models

PSpice Model
- OPA131 PSpice Model (ZIP, 2 KB) 267 views
  25 Oct 2000
TINA-TI Reference Design
- OPAy131 Family TINA-TI Reference Design (Rev. A) (TSC, 76 KB) 150 views
  24 Jan 2009
TINA-TI Spice Model
- OPAy131 Family TINA-TI Spice Model (TSM, 4 KB) 40 views
  24 Jan 2009

Part #	Name	Product Family	Comments
OPA130	Low Power, Precision FET-Input Operational Amplifiers	OPERATIONAL AMPLIFIER - STANDARD LINEAR AMPLIFIER	Similar to OPA131 with 1mV VIO, 0.65mA Iq and 1MHz GBW
OPA124	Low Noise Precision Difet Operational Amplifier	PRECISION AMPLIFIER - LOW OFFSET VOLTAGE	Similar to OPA131 with 0.25mV VIO and 3.5mA Iq and noise of 8nV/rtHz
OPA602	High-Speed Precision Difet(R) Operational Amplifier	PRECISION AMPLIFIER - WIDE BANDWIDTH	Similar to OPA131 with 0.25mV VIO, 4mA Iq and 6.5MHz GBW
Customers Who Evaluated This Product Also Evaluated...
OPA827	Low-Noise, High-Precision, JFET-Input Operational Amplifier	PRECISION AMPLIFIER-LOW NOISE	TI customers also evaluated this product.
OPA2107	Precision Dual Difet(R) Operational Amplifier	PRECISION AMPLIFIER-LOW NOISE	TI customers also evaluated this product.
OPA211	1.1nV/rtHz Noise, Low Power, Precision Operational Amplifier in Tiny DFN-8 Package	PRECISION AMPLIFIER-LOW NOISE	TI customers also evaluated this product.
OPA2131	General Purpose FET-Input Operational Amplifiers	PRECISION AMPLIFIER-LOW NOISE	TI customers also evaluated this product.
OPA121	Low Cost Precision Difet Operational Amplifier	PRECISION AMPLIFIER-LOW NOISE	TI customers also evaluated this product.
OPA627	Precision High-Speed Difet(R) Operational Amplifiers	PRECISION AMPLIFIER-LOW OFFSET VOLTAGE	TI customers also evaluated this product.
OPA277	High Precision Operational Amplifiers	PRECISION AMPLIFIER-LOW OFFSET VOLTAGE	TI customers also evaluated this product.
INA128	Precision, Low Power Instrumentation Amplifiers	INSTRUMENTATION AMPLIFIER-DUAL SUPPLY	TI customers also evaluated this product.
OPA227	High Precision, Low Noise Operational Amplifiers	PRECISION AMPLIFIER-LOW OFFSET VOLTAGE	TI customers also evaluated this product.
OPA134	SoundPlus(TM) High Performance Audio Operational Amplifiers	PRECISION AMPLIFIER-WIDE BANDWIDTH	TI customers also evaluated this product.
OPA132	High Speed FET-Input Operational Amplifiers	PRECISION AMPLIFIER-LOW OFFSET VOLTAGE	TI customers also evaluated this product.
OPA129	Ultra-Low Bias Current Difet Operational Amplifier	PRECISION AMPLIFIER-LOW INPUT BIAS CURRENT/FET INPUT	TI customers also evaluated this product.
OPA124	Low Noise Precision Difet Operational Amplifier	PRECISION AMPLIFIER-LOW OFFSET VOLTAGE	TI customers also evaluated this product.
OPA130	Low Power, Precision FET-Input Operational Amplifiers	OPERATIONAL AMPLIFIER-STANDARD LINEAR AMPLIFIER	TI customers also evaluated this product.

Support and Community

Customer Tags

No Tags are Available for this Part Number

OPA131 Status: ACTIVE

General Purpose FET-Input Operational Amplifiers

See Also

Most Popular Links

Datasheet

Customers Who Evaluated This Product Also Evaluated

Product Information

Features

Description

Pricing / Packaging / CAD Design Tools / Samples

Inventory

Quality & Lead (Pb)-Free Data

Technical Documents

Datasheet

Application Notes

Tools & Software

Simulation Models

Support and Community

Customer Tags

Other Support