INA1650 datasheet(7/38 Pages) TI1

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INA1650, INA1651

www.ti.com

SBOS818A – DECEMBER 2016 – REVISED SEPTEMBER 2018

Product Folder Links: INA1650 INA1651

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Electrical Characteristics: (continued)

at TA = 25°C, VS = ±2.25 V to ±18 V, VCM = VOUT = midsupply, and RL = 2 kΩ (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

INPUT IMPEDANCE

Differential

850

1000

1150

kΩ

Common-mode

212.5

250

287.5

kΩ

Input resistance mismatch

0.01%

0.25%

SUPPLY DIVIDER CIRCUIT

Nominal output voltage

[ (V+) +

(V–) ] / 2

Output voltage offset

VMID(IN) = ((V+) + (V–) / 2

Input impedance

VMID(IN) pin, f = 1 kHz

250

kΩ

Output resistance

VMID(OUT) pin

0.35

Output voltage noise

20 Hz to 20 kHz, CMID = 1 µF

1.56

µVRMS

Output capacitive load limit

Phase Margin > 45°, RISO = 0 Ω

150

OUTPUT

Voltage output swing from rail

Positive rail

RL = 2 kΩ

350

RL = 600 Ω

1100

Negative rail

RL = 2 kΩ

430

RL = 600 Ω

1300

ZOUT

Output impedance

≤ 100 kHz, IOUT = 0 A

< 1

ISC

Short-circuit current

VS = ±18 V

±75

CLOAD

Capacitive load drive

See Figure 19

POWER SUPPLY

Quiescent current

IOUT = 0 A, INA1651

4.6

6.9

TA = –40°C to 125°C

(2)

IOUT = 0 A, INA1650

10.5

TA = –40°C to 125°C

(2)

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