OPA4197IPWR datasheet(7/56 Pages) TI2

7 / 56 page

OPA197, OPA2197, OPA4197

www.ti.com

SBOS737C – JANUARY 2016 – REVISED MARCH 2018

Product Folder Links: OPA197 OPA2197 OPA4197

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(1)

For OPA2197, OPA4197: When driving high current loads on multiple channels, make sure the junction temperature does not exceed

125°C.

6.7 Electrical Characteristics: VS = ±4 V to ±18 V (VS = 8 V to 36 V)

at TA = 25°C, VCM = VOUT = VS / 2, and RLOAD = 10 kΩ connected to VS / 2, (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

VOS

Input offset voltage

VS = ±18 V

±25

±100

µV

VCM = (V+) – 1.5 V

±10

±100

dVOS/dT

Input offset voltage drift

VS = ±18 V, VCM = (V+) – 3 V

TA = –40°C to +125°C

±0.5

±2.5

µV/°C

VS = ±18 V, VCM = (V+) – 1.5 V

±0.8

±4.5

PSRR

Power-supply rejection

ratio

TA = –40°C to +125°C

±1

±3

µV/V

INPUT BIAS CURRENT

Input bias current

±5

±20

TA = –40°C to +125°C

±5

PW package only

±15

IOS

Input offset current

±2

±20

TA = –40°C to +125°C

±2

PW package only

±10

NOISE

Input voltage noise

(V–) – 0.1 V < VCM < (V+) – 3 V

f = 0.1 Hz to 10 Hz

1.30

µVPP

(V+) – 1.5 V < VCM < (V+) + 0.1 V f = 0.1 Hz to 10 Hz

Input voltage noise

density

(V–) – 0.1 V < VCM < (V+) – 3 V

f = 100 Hz

10.5

nV/

√Hz

f = 1 kHz

5.5

(V+) – 1.5 V < VCM < (V+) + 0.1 V

f = 100 Hz

f = 1 kHz

12.5

Input current noise

density

f = 1 kHz

1.5

fA/

√Hz

INPUT VOLTAGE

VCM

Common-mode voltage

range

(V–) – 0.1

(V+) + 0.1

CMRR

Common-mode

rejection ratio

VS = ±18 V,

(V–) – 0.1 V < VCM < (V+) – 3 V

120

140

TA = –40°C to +125°C

110

126

VS = ±18 V,

(V+) – 1.5 V < VCM < (V+)

100

120

TA = –40°C to +125°C

100

VS = ±18 V,

(V+) – 3 V < VCM < (V+) – 1.5 V

See Typical Characteristics

INPUT IMPEDANCE

ZID

Differential

100 || 1.6

MΩ || pF

ZIC

Common-mode

1 || 6.4

1013Ω || pF

OPEN-LOOP GAIN

AOL

Open-loop voltage

gain(1)

VS = ±18 V,

(V–) + 0.6 V < VO < (V+) – 0.6 V,

RLOAD = 2 kΩ

120

134

TA = –40°C to +125°C

110

126

VS = ±18 V,

(V–) + 0.3 V < VO < (V+) – 0.3 V,

RLOAD = 10 kΩ

120

143

TA = –40°C to +125°C

110

134

OPA4197IPWR Datasheet(PDF) 7 Page - Texas Instruments

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