INA271-HT

SBOS521D – SEPTEMBER 2010 – REVISED AUGUST 2013

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ELECTRICAL CHARACTERISTICS

PARAMETER

CONDITIONS

MIN

TYP

MAX

MIN

TYP

MAX

MIN

TYP

MAX

UNIT

INPUT

Full-Scale Input

0.15

0.15

V

Voltage

0.2)/Gain

0.2)/Gain

Common-Mode

–16

80

–16

80

V

Input Range

80

120

70

78

Common-Mode

CMRR

dB

Rejection Ratio

100

120

81

89

Offset Voltage,

±0.6

±3

±5

±10

mV

vs Temperature

3.3

20

42

100

μV/°C

vs Power-Supply

PSR

5

100

130

320

μV/V

Input Bias Current,

±8

±16

±16

±25

μA

96

96

k

Ω

Buffer Input Bias Current

–50

–50

nA

Buffer Input Bias Current

±0.03

±0.03

nA/°C

Temperature Coefficient

(3)

Gain: INA271 Total

G

20

20

V/V

Gain

Output Buffer Gain

2

2

V/V

Total Gain Error

±0.2

±2

±1

±7.5

%

vs Temperature

50

300

ppm/°C

±1

±3

±4.6

±11.5

%

Nonlinearity Error

±0.002

±0.002

%

Output Impedance

1.5

1.5

Ω

Maximum Capacitive Load

No Sustained Oscillation

10

10

nF

(V+) –

(V+) –

(V+) –

(V+) –

Swing to V+ Power-Supply Rail

V

0.05

0.2

0.13

0.2

V

0.003

0.05

0.22

0.42

FREQUENCY

RESPONSE

Bandwidth

BW

130

130

kHz

Phase Margin

40

40

degrees

Slew Rate

SR

1

1

V/

μs

Settling Time (1%)

2

2

μs

(1)

RTI means Referred-to-Input.

(2)

Initial resistor variation is ±30% with an additional –2200ppm/°C temperature coefficient.

(3)

Common-Mode Voltage.

(4)

(5)

See typical characteristic curve Output Swing vs Output Current and Application Information section Accuracy Variations as A Result of

(6)

Ensured by design; not production tested.

4

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