OPAX596 datasheet(6/43 Pages) TI2

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5.6 Electrical Characteristics

at VS = 85V (±42.5V), TA = 25°C, RL = 10kΩ to mid-supply, and VCM = VOUT = mid-supply (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

VOS

Input offset voltage

±0.2

±1

dVOS/dT

Input offset voltage drift

TA = –40°C to +125°C(1)

±1

±6

µV/°C

PSRR

Power supply rejection ratio

8V ≤ VS ≤ 85V

±1

±5

µV/V

INPUT BIAS CURRENT

Input bias current(1)

±5

±15

TA = –40°C to +85°C

±50

TA = –40°C to +125°C

±1

IOS

Input offset current(1)

±5

±15

TA = –40°C to +85°C

±50

TA = –40°C to +125°C

±1

NOISE

Input voltage noise

f = 0.1Hz to 10Hz

1.4

µVPP

Input voltage noise density

f = 100Hz

17.8

nV/√Hz

f = 1kHz

12.9

f = 10kHz

12.8

Current noise density

f = 1kHz

fA/√Hz

INPUT VOLTAGE

VCM

Common-mode voltage

Linear operation

(V–) – 0.1

(V+) – 3.5

CMRR

Common-mode rejection

(V–) ≤ VCM ≤ (V+) – 3.5V

120

140

TA = –40°C to +125°C(1)

120

140

INPUT IMPEDANCE

Differential

100 || 2.5

MΩ || pF

Common-mode

10 || 5.5

GΩ || pF

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

(V–) + 1V < VO < (V+) – 1.5V,

RL = 10kΩ to mid-supply(1)

134

140

TA = –40°C to +125°C

120

140

(V–) + 3V < VO < (V+) – 3.5V,

RL = 2kΩ to mid-supply

116

126

OPA596

TA = –40°C to +125°C(1)

116

126

OPA2596

TA = –40°C to +125°C(1)

110

FREQUENCY RESPONSE

GBW

Gain-bandwidth product

G = 1

2.25

MHz

G = 10

G = 100

3.75

Slew rate

G = ±1, VO = 70V step

100

V/µs

Settling time

To ±0.01%, G = 1, VO = 70V step, CL = 20pF

µs

Overload recovery

G = –10

115

THD+N

Total harmonic distortion +

noise

G = +1, VO = 70VPP, f = 1kHz

RL = 10kΩ

–102

RL = 2kΩ

–95

OPA596, OPA2596

SBOSA42C – JUNE 2024 – REVISED DECEMBER 2025

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