OPA376 datasheet(8/40 Pages) TI2

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6.7 Electrical Characteristics

at TA = 25°C, RL = 10 kΩ connected to VS / 2, VCM = VS / 2, and VO UT = VS / 2 (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

VOS

Input offset voltage

μV

dVOS/dT

Input offset voltage versus

temperature

TA = –40°C to +85°C

0.26

μV/°C

TA = –40°C to +125°C

0.32

μV/°C

PSRR

Input offset voltage versus

power supply

VS = 2.2 V to 5.5 V,

VCM < (V+) – 1.3 V

TA = 25°C

μV/V

TA = –40°C to +125°C

μV/V

Channel separation, dc (dual,

quad)

0.5

µV/V

INPUT BIAS CURRENT

Input bias current

TA = 25°C

0.2

TA = –40°C to +125°C

See Section 6.8

IOS

Input offset current

0.2

NOISE

Input voltage noise

f = 0.1 Hz to 10 Hz

0.8

μVPP

Input voltage noise density

f = 1 kHz

7.5

nV/√ Hz

Input current noise

f = 1 kHz

fA/√ Hz

INPUT VOLTAGE

VCM

Common-mode voltage

See Figure 6-8

(V–) – 0.1

(V+) + 0.1

CMRR

Common-mode rejection ratio

(V–) < VCM < (V+) – 1.3 V

INPUT CAPACITANCE

Differential

6.5

Common-mode

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

50 mV < VO < (V+) – 50 mV, RL = 10 kΩ

120

134

100 mV < VO < (V+) – 100 mV, RL = 2 kΩ

120

126

FREQUENCY RESPONSE

GBW

Gain-bandwidth product

CL = 100 pF, VS = 5.5 V

5.5

MHz

Slew rate

G = 1, CL = 100 pF, VS = 5.5 V

V/μs

Settling time

0.1%, 2-V Step , G = 1, CL = 100 pF, VS = 5.5 V

1.6

μs

0.01%, 2-V Step , G = 1, CL = 100 pF, VS = 5.5 V

μs

Overload recovery time

VIN × Gain > VS

0.33

μs

THD+N

THD + noise

VO = 1 VRMS, G = 1, f = 1 kHz, RL = 10 kΩ

0.00027%

OUTPUT

Voltage output swing from rail

RL = 10 kΩ

TA = 25°C

TA = –40°C to +125°C

RL = 2 kΩ

TA = 25°C

TA = –40°C to +125°C

ISC

Short-circuit current

30 / –50

CLOAD

Capacitive load drive

See Section 6.8

Open-loop output impedance

150

Ω

POWER SUPPLY

Specified voltage

2.2

5.5

Operating voltage

2 to 5.5

Quiescent current per amplifier IO = 0, VS = 5.5 V, VCM < (V+) – 1.3 V

TA = 25°C

760

950

μA

TA = –40°C to +125°C

OPA376-Q1, OPA2376-Q1, OPA4376-Q1

SBOS549C – APRIL 2011 – REVISED MARCH 2021

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