PackageFootprintComparison(toScale)

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(toScale)

Comparison

D(SO-8)

DBV(SOT23-5)

DRL(SOT553)

OPA171

OPA2171

OPA4171

www.ti.com

SBOS516C

– SEPTEMBER 2010 – REVISED JUNE 2011

36V, Single-Supply, SOT553, General-Purpose

OPERATIONAL AMPLIFIERS

Check for Samples: OPA171, OPA2171, OPA4171

1

FEATURES

DESCRIPTION

The OPA171, OPA2171 and OPA4171 (OPAx171)

2

•

Supply Range: +2.7V to +36V,

±1.35V to ±18V

are

a

family

of

36V,

single-supply,

low-noise

•

Low Noise: 14nV/

√Hz

operational amplifiers with the ability to operate on

•

Low Offset Drift:

±0.3µV/°C (typ)

supplies ranging from +2.7V (

±1.35V) to +36V

•

RFI Filtered Inputs

(

±18V).

These

devices

are

available

in

micro-packages and offer low offset, drift, and

•

Input Range Includes the Negative Supply

bandwidth with low quiescent current. The single,

•

Input Range Operates to Positive Supply

dual,

and

quad

versions

all

have

identical

•

Rail-to-Rail Output

specifications for maximum design flexibility.

•

Gain Bandwidth: 3MHz

Unlike most op amps, which are specified at only one

•

Low Quiescent Current: 475

µA per Amplifier

supply voltage, the OPAx171 family is specified from

•

High Common-Mode Rejection: 120dB (typ)

+2.7V to +36V. Input signals beyond the supply rails

•

Low Input Bias Current: 8pA

do not cause phase reversal. The OPAx171 family is

stable with capacitive loads up to 300pF. The input

•

Industry-Standard Packages:

can operate 100mV below the negative rail and within

– 8-Pin SOIC

2V of the top rail during normal operation. Note that

– 8-Pin MSOP

these devices can operate with full rail-to-rail input

– 14-Pin TSSOP

100mV beyond the top rail, but with reduced

•

microPackages:

performance within 2V of the top rail.

– Single in SOT553

The OPAx171 series of op amps are specified

– Dual in VSSOP-8

from

–40°C to +125°C.

APPLICATIONS

•

Tracking Amplifier in Power Modules

•

Merchant Power Supplies

•

Transducer Amplifiers

•

Bridge Amplifiers

•

Temperature Measurements

•

Strain Gauge Amplifiers

•

Precision Integrators

•

Battery-Powered Instruments

•

Test Equipment

Product Family

DEVICE

PACKAGE

OPA171

SOT553, SOT23-5, SO-8

OPA2171 (dual)

VSSOP-8, SO-8, MSOP-8

OPA4171 (quad)

TSSOP-14, SO-14

Smallest Packaging for 36V Op Amps

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

© 2010–2011, 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.