INA129MDREP datasheet(6/27 Pages) TI2

6 / 27 page

INA129-EP

SBOS508A – DECEMBER 2009 – REVISED DECEMBER 2015

www.ti.com

6.5 Electrical Characteristics

At TA = 25°C, VS = ±15 V, RL = 10 kΩ (unless otherwise noted)

TA = 25°C

PARAMETER

TEST CONDITIONS

UNIT

MIN

TYP

MAX

MIN

TYP

MAX

INPUT

Offset Voltage, RTI

±100

TA = 25°C

±800/G

Initial

µV

±150

Overtemperature

±2050/G

TA = 25°C, VS = ±2.25 V to ±18

±1.6

±175/G

vs power supply

µV/V

±1.8

Overtemperature

±175/G

Long-term stability

±1 ±3/G

µV/mo

Impedance, differential

1010 || 2

Ω || pF

Common mode

1011||9

Ω || pF

Common mode voltage

(V+)

−

VO = 0 V

(V+)

− 1.4

range(1)

−) +

−) + 1.7

Safe input voltage

±40

G = 1

Overtemperature

G = 10

106

Overtemperature

VCM = ±13 V,

Common-mode rejection

ΔRS = 1 kΩ

G = 100

113

125

Overtemperature

G = 1000

113

130

Overtemperature

CURRENT

±2

±8

Bias current

Overtemperature

±16

±1

±8

Offset Current

Overtemperature

±16

NOISE

f = 10 Hz

f = 100 Hz

nV/

√Hz

G = 1000,

Noise voltage, RTI

f = 1 kHz

RS = 0 Ω

fB = 0.1 Hz to 10

0.2

µVpp

f = 10 Hz

0.9

pA/

√Hz

G = 1000,

f = 1 kHz

0.3

Noise current

RS = 0 Ω

fB = 0.1 Hz to 10

pAPP

GAIN

1 +

Gain equation

(49.4

V/V

Ω/RG)

Range of gain

10000

V/V

(1)

Input common-mode range varies with output voltage — see Typical Characteristics.

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