5

INA301

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SBOS713A – SEPTEMBER 2015 – REVISED FEBRUARY 2016

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(1)

RTI = referred-to-input.

6.5 Electrical Characteristics

at TA = 25°C, VSENSE = VIN+ – VIN– = 10 mV, VS = 5 V, VIN+ = 12 V, and VLIMIT = 2 V (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

INPUT

VCM

Common-mode input voltage range

0

36

V

VIN

Differential input voltage range

VIN = VIN+ – VIN–, INA301A1

0

250

mV

VIN = VIN+ – VIN–, INA301A2

0

100

VIN = VIN+ – VIN–, INA301A3

0

50

CMR

Common-mode rejection

INA301A1, VIN+ = 0 V to 36 V,

TA = –40ºC to +125ºC

100

110

dB

INA301A2, VIN+ = 0 V to 36 V,

TA = –40ºC to +125ºC

106

118

INA301A3, VIN+ = 0 V to 36 V,

TA = –40ºC to +125ºC

110

120

VOS

Offset voltage, RTI(1)

INA301A1

±25

±125

µV

INA301A2

±15

±50

INA301A3

±10

±35

dVOS/dT

Offset voltage drift, RTI(1)

TA= –40ºC to +125ºC

0.1

0.5

µV/°C

PSRR

Power-supply rejection ratio

VS = 2.7 V to 5.5 V, VIN+ = 12 V,

TA = –40ºC to +125ºC

±0.1

±10

µV/V

IB

Input bias current

IB+, IB–

120

µA

IOS

Input offset current

VSENSE = 0 mV

±0.1

µA

OUTPUT

G

Gain

INA301A1

20

V/V

INA301A2

50

INA301A3

100

Gain error

INA301A1, VOUT = 0.5 V to VS – 0.5 V

±0.03%

±0.1%

INA301A2, VOUT = 0.5 V to VS – 0.5 V

±0.05%

±0.15%

INA301A3, VOUT = 0.5 V to VS – 0.5 V

±0.11%

±0.2%

TA= –40ºC to 125ºC

3

10

ppm/°C

Nonlinearity error

VOUT = 0.5 V to VS – 0.5 V

±0.01%

Maximum capacitive load

No sustained oscillation

500

pF

VOLTAGE OUTPUT

Swing to VS power-supply rail

RL = 10 kΩ to GND,

TA = –40ºC to +125ºC

VS – 0.05

VS – 0.1

V

Swing to GND

RL = 10 kΩ to GND,

TA = –40ºC to +125ºC

VGND + 20

VGND + 30

mV

FREQUENCY RESPONSE

BW

Bandwidth

INA301A1

550

kHz

INA301A2

500

INA301A3

450

SR

Slew rate

4

V/µs

NOISE, RTI(1)

Voltage noise density

30

nV/

√Hz