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),

INA241A1, INA241A2, INA241A3

±0.002

±0.01

%

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

INA241A4, INA241A5

±0.003

±0.015

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

INA241B

±0.02

±0.1

Gain Error Drift

TA = –40°C to +125°C,

INA241A1, INA241A2, INA241A3

±0.05

±1

ppm/°C

TA = –40°C to +125°C,

INA241A4, INA241A5

±0.1

±2

TA = –40°C to +125°C,

INA241B

±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, INA241A1

±1

±2.5

µV/V

VREF1 = VREF2 = 0.5 V to 4.5 V,

TA = –40°C to +125°C, INA241A2,

INA241A3, INA241A4, INA241A5

±0.5

±1.5

VREF1 = VREF2 = 0.5 V to 4.5 V,

TA = –40°C to +125°C, INA241B,

±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, INA241A1,

INA241A2

±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, INA241A3,

INA241A4, INA241A5

±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, , INA241B

±0.02

±0.15

FREQUENCY RESPONSE

BW

Bandwidth

All Gains, −3dB Bandwidth

1.1

MHz

Settling time

VIN+, VIN– = 48 V, VOUT = 0.5 V to 4.5 V,

Output settles to 0.5%

1.5

µs

VIN+, VIN– = 48 V, VOUT = 0.5 V to 4.5 V,

Output settles to 1%

1

µs

VIN+, VIN– = 48 V, VOUT = 0.5 V to 4.5 V,

Output settles to 5%

0.5

µs

SR

Slew Rate

Rising

8

V/µs

INA241A, INA241B

SBOSA30A – MARCH 2022 – REVISED AUGUST 2022

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