OPAX205 datasheet(8/42 Pages) TI

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6.7 Electrical Characteristics: VS = ±5 V

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

VOS

Input offset voltage

OPA2205

±2

±15

μV

TA = –40°C to +125°C

±25

OPAx205A

±4

±25

TA = –40°C to +125°C

±55

dVOS/dT

Input offset voltage drift

OPA2205

TA = –40°C to +125°C

±0.04

±0.2

μV/°C

OPAx205A

TA = –40°C to +125°C

±0.08

±0.5

PSRR

Power supply rejection

ratio

OPA2205,

VS = ±2.25 V to ±18 V

±0.05

±0.25

μV/V

TA = –40°C to +125°C

±0.5

OPAx205A,

VS = ±2.25 V to ±18 V

±0.05

±0.5

TA = –40°C to +125°C

±1

Channel separation,

(dual, quad)

f = dc

130

f = 100 kHz

110

INPUT BIAS CURRENT

Input bias current

OPA2205

±0.1

±0.4

TA = 0°C to 85°C

±0.6

TA = –40°C to +125°C

±0.9

OPAx205A

±0.1

±0.5

TA = 0°C to 85°C

±0.75

TA = –40°C to +125°C

±1

IOS

Input offset current

±0.1

±0.4

TA = 0°C to 85°C

±0.5

TA = –40°C to +125°C

±0.6

NOISE

Input voltage noise

f = 0.1 Hz to 10 Hz

0.2

μVPP

Input voltage noise

density

f = 10 Hz

7.4

nV/√Hz

f = 100 Hz

7.2

f = 1 kHz

7.2

Input current noise

density

f = 1 kHz

110

fA/√Hz

INPUT VOLTAGE

VCM

Common-mode voltage

(V–) + 1

(V+) – 1.4

CMRR

Common-mode rejection

ratio

OPA2205, (V–) + 1 V < VCM < (V+) – 1.4 V,

TA = –40°C to +125°C

124

140

OPAx205A, (V–) + 1 V < VCM < (V+) – 1.4 V,

TA = –40°C to +125°C

124

140

INPUT IMPEDANCE

ZID

Differential

9 || 4.4

MΩ || pF

ZICM

Common-mode

300 || 4.4

GΩ || pF

OPA205, OPA2205, OPA4205

SBOS962F – APRIL 2020 – REVISED MARCH 2023

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