OPA387 datasheet(6/20 Pages) TI

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6.5 Electrical Characteristics (continued)

at TA = 25°C, RL = 10 kΩ connected to VS / 2, VS = 1.7 V to 5.5 V, VCM = VS / 2, VOUT = VS / 2, and min and max specification

established from manufacturing final test (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

FREQUENCY RESPONSE

GBW

Gain-bandwidth

product

5.7

MHz

Slew rate

4-V step, G = +1

2.8

V/μs

Settling time

To 0.1%, 1-V step , G = +1

1.5

μs

To 0.01%, 1-V step , G = +1

2.5

Overload recovery time VIN × gain > VS

500

Chopping clock

frequency(1)

100

150

kHz

THD+N

Total harmonic

distortion + noise

VOUT = 1 VRMS, G = +1, f = 1 kHz, RL = 10 kΩ

0.01 %

OUTPUT

Voltage output swing

from rail

TA = 25°C, no load

TA = 25°C, RL = 10 kΩ

TA = 25°C, RL = 2 kΩ

RL = 10 kΩ, TA = –40°C to +125°C(1)

High linearity output

swing range(1)

AOL > 120 dB, RL = 10 kΩ

(V–) +

0.075

(V+) –

0.075

AOL > 120 dB, RL = 2 kΩ

(V–) +

0.075

(V+) –

0.075

ISC

Short-circuit current

VS = 5.5 V

±55

VS = 1.7 V

±25

Phase margin

CL = 100 pF, gain = +1

degrees

POWER SUPPLY

Quiescent current per

amplifier

IO = 0 mA

570

675

μA

TA = –40°C to 125°C(1)

700

μA

Turn-on time

At TA = 25°C, VS = 5.5 V,

VS ramp rate > 0.3 V/µs, settle to 1%

100

μs

(1)

Specification established from device population bench system measurements across multiple lots.

OPA2387

SBOS984 – NOVEMBER 2020

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