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

GERR

Gain Error

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

INA296A1-Q1, INA296A2-Q1, INA296A3-

Q1

±0.002

±0.01

%

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

INA296A4-Q1, INA296A5-Q1

±0.003

±0.015

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

INA296B-Q1

±0.02

±0.1

Gain Error Drift

TA = –40°C to +125°C,

INA296A1-Q1, INA296A2-Q1, INA296A3-

Q1

±0.05

±1

ppm/°C

TA = –40°C to +125°C,

INA296A4-Q1, INA296A5-Q1

±0.1

±2

TA = –40°C to +125°C,

INA296B-Q1

±0.2

±5

Non-Linearity Error

±0.001

%

Maximum Capacitive Load

No sustained oscillations, No isolation

resistor

1

nF

VOLTAGE OUTPUT

Swing to VS Power Supply Rail

RL = 10 kΩ to GND,

TA = –40°C to +125°C

VS − 0.07 VS − 0.2

V

Swing to Ground

RL = 10 kΩ to GND, VSENSE = 0

mV, VREF1 = VREF2 = 0 V,

TA = –40°C to +125°C

8

20

mV

REFERENCE INPUT

RVRR

Reference voltage rejection ratio, input-

referred

VREF1 = VREF2 = 0.5 V to 4.5 V,

TA = –40°C to +125°C, INA296A1-Q1,

±1

±2.5

µV/V

VREF1 = VREF2 = 0.5 V to 4.5 V,

TA = –40°C to +125°C, INA296A2-Q1,

INA296A3-Q1, INA296A4-Q1, INA296A5-

Q1

±0.5

±1.5

VREF1 = VREF2 = 0.5 V to 4.5 V,

TA = –40°C to +125°C, INA296B-Q1

±10

±20

Reference divider accuracy

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

mV,

VREF1 = VS, VREF2 = GND

VREF1 = GND, VREF2 = VS

TA = –40°C to +125°C, INA296A1-Q1,

INA296A2-Q1,

±0.002

±0.005

%

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

mV,

VREF1 = VS, VREF2 = GND

VREF1 = GND, VREF2 = VS

TA = –40°C to +125°C, INA296A3-Q1,

INA296A4-Q1, INA296A5-Q1

±0.002

±0.01

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

mV,

VREF1 = VS, VREF2 = GND

VREF1 = GND, VREF2 = VS

TA = –40°C to +125°C, INA296B-Q1

±0.02

±0.15

FREQUENCY RESPONSE

BW

Bandwidth

All Gains, −3dB Bandwidth

1.1

MHz

www.ti.com

INA296A-Q1, INA296B-Q1

SBOSA32A – FEBRUARY 2023 – REVISED AUGUST 2023

Copyright © 2023 Texas Instruments Incorporated

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