INA296A datasheet(6/27 Pages) TI

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7.5 Electrical Characteristics

at TA = 25 °C, VS = 5 V, VSENSE = VIN+ – VIN–, VCM = VIN– = 48 V, and VREF1 = VREF2 = VS / 2 (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

INPUT

VCM

Common-mode input range

VIN+, VIN- = –4 V to 110 V, VSENSE =0mV

TA = – 40°C to 125°C

–4

110

CMRR

Common-mode rejection ratio

VIN+, VIN- = –4 V to 110 V, VSENSE =0 mV

TA = – 40°C to 125°C, INA296A

150

160

VIN+, VIN- = –4 V to 110 V, VSENSE =0 mV

TA = – 40°C to 125°C, INA296B

120

130

f = 50 kHz

Vos

Offset voltage, input referred

VSENSE = 0 mV, INA296A1

µV

VSENSE = 0 mV, INA296A2

µV

VSENSE = 0 mV, INA296A

µV

VSENSE = 0 mV, INA296B

150

µV

dVos/dT

Offset voltage drift

TA = – 40°C to 125°C, INA296A

250

nV/°C

TA = – 40°C to 125°C, INA296B

100

500

nV/°C

PSRR

Power-supply rejection ratio

VS = 2.7 V to 20 V, VSENSE = 0 mV

TA = –40°C to 125°C, INA296A

0.1

µV/V

VS = 2.7 V to 20 V, VSENSE = 0 mV

TA = –40°C to 125°C, INA296B

µV/V

Input bias current

IB+, IB-, VSENSE=0 mV

Reference input range

OUTPUT

Gain

A1, B1 Devices

V/V

A2, B2 Devices

V/V

A3, B3 Devices

V/V

A4, B4 Devices

100

V/V

A5, B5 Devices

200

V/V

GERR

Gain Error

(GND + 50 mV) < VOUT < (VS - 200 mV),

INA296A

0.01

0.05

(GND + 50 mV) < VOUT < (VS - 200 mV),

INA296B

0.02

0.1

TA = –40°C to +125°C, INA296A

0.1

2.5 ppm/°C

TA = –40°C to +125°C, INA296B

0.2

5 ppm/°C

Non-Linearity Error

0.01

Maximum Capacitive Load

No Sustained oscillations, No Isolation

resistor

500

VOLTAGE OUTPUT

Swing to Vs Power Supply Rail

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

VS − 0.05 VS − 0.2

V/V

Swing to Ground

RL = 10 kΩ to GND, VSENSE = 0 mV,

TA = –40°C to +125°C

REFERENCE INPUT

RVRR

Reference voltage rejection ratio,input-

referred

VREF1 = VREF2 = 0.5 V to 4.5 V,

TA = –40°C to +125°C

µV/V

Reference divider accuracy

VOUT = |(VREF1 + VREF2)| / 2 at VSENSE =0

mV, TA = –40°C to +125°C

0.02

0.1

FREQUENCY RESPONSE

Bandwidth

All Gains, −3dB Bandwidth

MHz

INA296A, INA296B

SBOSA04 – MARCH 2022

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