OP

A2141

OP

A141

OP

A4141

Time(1s/div)

Competitor’sDevice

OPAx141

V

= 18V

SUPPLY

±

OPA141

OPA2141

OPA4141

www.ti.com

SBOS510B – MARCH 2010 – REVISED MAY 2010

Single-Supply, 10MHz, Rail-to-Rail Output,

Low-Noise, JFET Amplifier

Check for Samples: OPA141, OPA2141, OPA4141

1

FEATURES

DESCRIPTION

2

•

Low Supply Current: 2.3mA max

The OPA141, OPA2141, and OPA4141 amplifier

family is a series of low-power JFET input amplifiers

•

Low Offset Drift: 10mV/°C max

that feature good drift and low input bias current. The

•

Low Input Bias Current: 20pA max

rail-to-rail output swing and input range that includes

•

Very Low 1/f Noise: 250nVPP

V–

allow

designers

to

take

advantage

of

the

•

Low Noise: 6.5nV/

√Hz

low-noise characteristics of JFET amplifiers while

also interfacing to modern, single-supply, precision

•

Wide Bandwidth: 10MHz

analog-to-digital

converters

(ADCs)

and

•

Slew Rate: 20V/ms

digital-to-analog converters (DACs).

•

Input Voltage Range Includes V–

The OPA141 achieves 10MHz unity-gain bandwidth

•

Rail-to-Rail Output

and 20V/ms slew rate while consuming only 1.8mA

•

Single-Supply Operation: 4.5V to 36V

(typ) of quiescent current. It runs on a single 4.5 to

36V supply or dual ±2.25V to ±18V supplies.

•

Dual-Supply Operation: ±2.25V to ±18V

All versions are fully specified from –40°C to +125°C

•

No Phase Reversal

for use in the most challenging environments. The

•

MSOP-8, TSSOP Packages

OPA141 (single) and OPA2141 (dual) versions are

available in both MSOP-8 and SO-8 packages; the

APPLICATIONS

OPA4141 (quad) is available in the SO-14 and

•

Battery-Powered Instruments

TSSOP-14 packages.

•

Industrial Controls

RELATED PRODUCTS

•

Medical Instrumentation

FEATURES

PRODUCT

•

Photodiode Amplifiers

Precision, Low-Power, 10MHz FET

•

Active Filters

OPA140(1)

Input Industrial Op Amp

•

Data Acquisition Systems

2.2nV/

√Hz, Low-Power, 36V

•

Portable Audio

Operational Amplifier in SOT-23

OPA209(1)

Package

•

Automatic Test Systems

Low-Noise, High-Precision,

OPA827

JFET-Input Operational Amplifier

0.1Hz to 10Hz NOISE

Low-Noise, Low IQ Precision

OPA376

Operational Amplifier

High-Speed, FET-Input Operational

OPA132

Amplifier

1. Preview product; estimated availability in Q3

2010.

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2010, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.