INA300 datasheet(6/33 Pages) TI1

6 / 33 page

INA250A1, INA250A2, INA250A3, INA250A4

SBOS511B – APRIL 2015 – REVISED DECEMBER 2015

www.ti.com

Electrical Characteristics (continued)

At TA = 25°C, VS = 5 V, VIN+ = 12 V, VREF = 2.5 V, ISENSE = IN+ = 0 A, unless otherwise noted.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

OUTPUT

INA250A1

200

INA250A2

500

mV/A

Gain

INA250A3

800

INA250A4

V/A

ISENSE = –10 A to 10 A, TA = 25°C

±0.05%

±0.3%

ISENSE = –10 A to 10 A,

System gain error(6)

±0.75%

TA = –40°C to 125°C

ppm/°C

Nonlinearity error

ISENSE = 0.5 A to 10 A

±0.03%

Output impedance

1.5

Maximum capacitive load

No sustained oscillation

VOLTAGE OUTPUT(7)

Swing to VS power-supply

RL = 10 kΩ to GND

(VS) – 0.1

(VS) – 0.2

rail

Swing to GND

RL = 10 kΩ to GND

(VGND) + 25 (VGND) + 50

FREQUENCY RESPONSE

INA250A1, CL = 10 pF

INA250A2, CL = 10 pF

Bandwidth

kHz

INA250A3, CL = 10 pF

INA250A4, CL = 10 pF

Slew rate

CL = 10 pF

0.2

μs

NOISE, RTI (1)

INA250A1

INA250A2

Voltage noise density

nV/

√Hz

INA250A3

INA250A4

POWER SUPPLY

Operating voltage range

2.7

Quiescent current

TA = –40°C to 125°C

200

300

μA

TEMPERATURE RANGE

Specified range

–40

125

°C

(6)

System gain error includes amplifier gain error and the integrated sense resistor tolerance. System gain error does not include the stress

related characteristics of the integrated sense resistor. These characteristics are described in the Shunt Resistor section of the Electrical

Characteristics table.

(7)

See Typical Characteristics curve, Output Voltage Swing vs Output Current (Figure 19).

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