OPAX171 datasheet(8/58 Pages) TI2

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5.7 Electrical Characteristics

at TA = 25°C, VS = 2.7 to 36 V, VCM = VOUT = VS / 2, and RLOAD = 10 kΩ connected to VS / 2, (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

VOS

Input offset voltage

0.25

±1.8

Over temperature

TA = –40°C to +125°C

0.3

±2

dVOS/dT

Drift

TA = –40°C to +125°C

0.3

±2

µV/°C

vs power supply

VS = 4 to 36 V

TA = –40°C to +125°C

±3

µV/V

Channel separation, DC

µV/V

INPUT BIAS CURRENT

Input bias current

±8

±15

Over temperature

TA = –40°C to +125°C

±3.5

IOS

Input offset current

±4

Over temperature

TA = –40°C to +125°C

±3.5

NOISE

Input voltage noise

f = 0.1 Hz to 10 Hz

µVPP

Input voltage noise density

f = 100 Hz

nV/√ Hz

f = 1 kHz

nV/√ Hz

INPUT VOLTAGE

VCM

Common-mode voltage range

(V–) – 0.1

(V+) – 2 V

CMRR

Common-mode rejection ratio

VS = ±2 V

(V–) – 0.1 V < VCM < (V+) – 2 V

TA = –40°C to +125°C

104

VS = ±18 V

(V–) – 0.1 V < VCM < (V+) – 2 V

TA = –40°C to +125°C

104

120

INPUT IMPEDANCE

Differential

100 || 3

MΩ || pF

Common-mode

6 || 3

1012Ω || pF

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

VS = 4 V to 36 V

(V–) + 0.35 V < VO < (V+) – 0.35 V

TA = –40°C to +125°C

110

130

FREQUENCY RESPONSE

GBP

Gain bandwidth product

MHz

Slew rate

G = 1

1.5

V/µs

Settling time

To 0.1%

VS = ±18 V, G = 1

10-V step

µs

To 0.01% (12 bit)

VS = ±18 V, G = 1

10-V step

µs

Overload recovery time

VIN × gain > VS

µs

THD+N

Total harmonic distortion + noise

G = 1, f = 1 kHz

VO = 3 VRMS

0.0002%

OUTPUT

OPA171, OPA2171, OPA4171

SBOS516H – SEPTEMBER 2010 – REVISED JUNE 2024

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