INA190 datasheet(5/48 Pages) TI2

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INA190

www.ti.com

SBOS863D – MARCH 2018 – REVISED NOVEMBER 2019

Product Folder Links: INA190

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(1)

RTI = referred-to-input.

6.5 Electrical Characteristics

at TA = 25°C, VSENSE = VIN+ – VIN–, VS = 1.8 V to 5.0 V, VIN+ = 12 V, VREF = VS / 2, and VENABLE = VS (unless otherwise noted)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

INPUT

CMRR

Common-mode

rejection ratio

VSENSE = 0 mV, VIN+ = –0.1 V to 40 V, TA = –40°C to +125°C

132

150

VOS

Offset voltage, RTI(1)

VS = 1.8 V, VSENSE = 0 mV

–3

±15

µV

dVOS/dT

Offset drift, RTI

VSENSE = 0 mV, TA = –40°C to +125°C

nV/°C

PSRR

Power-supply

rejection ratio, RTI

VSENSE = 0 mV, VS = 1.7 V to 5.5 V

–1

±5

µV/V

IIB

Input bias current

VSENSE = 0 mV

0.5

IIO

Input offset current

VSENSE = 0 mV

±0.07

OUTPUT

Gain

A1 devices

V/V

A2 devices

A3 devices

100

A4 devices

200

A5 devices

500

Gain error

VOUT = 0.1 V to VS – 0.1 V

A1 devices

–0.04%

±0.2%

A2, A3, A4

devices

–0.06%

±0.3%

A5 devices

–0.08%

±0.4%

Gain error drift

TA = –40°C to +125°C

ppm/°C

Nonlinearity error

VOUT = 0.1 V to VS – 0.1 V

±0.01%

RVRR

Reference voltage

rejection ratio

VREF = 100 mV to VS – 100 mV,

TA = –40°C to +125°C

A1 devices

±2

±10

µV/V

A2 devices

±1

±6

A3 devices

±0.5

±4

A4, A5

devices

±0.25

±3

Maximum capacitive

load

No sustained oscillation

VOLTAGE OUTPUT

VSP

Swing to VS power-

supply rail

VS = 1.8 V, RL = 10 kΩ to GND, TA = –40°C to +125°C

(VS) – 20

(VS) – 40

VSN

Swing to GND

VS = 1.8 V, RL = 10 kΩ to GND, TA = –40°C to +125°C,

VSENSE = –10 mV, VREF = 0 V

(VGND) + 0.05

(VGND) + 1

VZL

Zero current output

voltage

VS = 1.8 V, RL = 10 kΩ to GND,

TA = –40°C to +125°C, VSENSE = 0 mV,

VREF = 0 V

A1, A2, A3

devices

(VGND) + 1

(VGND) + 3

A4 devices

(VGND) + 2

(VGND) + 4

A5 devices

(VGND) + 3

(VGND) + 9

FREQUENCY RESPONSE

Bandwidth

A1 devices, CLOAD = 10 pF

kHz

A2 devices, CLOAD = 10 pF

A3 devices, CLOAD = 10 pF

A4 devices, CLOAD = 10 pF

A5 devices, CLOAD = 10 pF

Slew rate

VS = 5.0 V, VOUT = 0.5 V to 4.5 V

0.3

V/µs

Settling time

From current step to within 1% of final value

µs

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