OPA593 datasheet(6/23 Pages) TI

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6.5 Electrical Characteristics (continued)

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OUTPUT

Voltage output swing from rail

No load

IOUT = 50 mA

125

IOUT = 100 mA

400

750

IOUT = 250 mA

1.2

Continuous output current, dc

VS = ±42.5 V

200

250

CLOAD

Capacitive load drive

See typical curves

Open-loop output impedance

See typical curves

Output impedance

Output disabled

TBD

Output capacitance

Output disabled

TBD

CURRENT LIMIT

ILIMIT

Current limit

–250

+250

Current limit accuracy

25 mA ≤ IOUT ≤ 50 mA

50 mA ≤ IOUT ≤ 250 mA

Current limit equation

RCL connected between ILMIT pin

and V– pin supply

(3.687 V * 4000) / (56.7 kΩ + RCL)

STATUS FLAG PIN (Referenced to E/D Com)

Status Flag delay

Overcurrent delay

µs

Overcurrent recovery delay

Overtemperature delay

Overtemperature recovery delay

Thermal shutdown

Alarm (status flag high)

170

°C

Return to normal operation (status

flag low)

150

Status flag output voltage

Normal operation

See typical curves

E/D (ENABLE/DISABLE) PIN

VE/D

Output enable voltage

Pin open or forced high

E/D Com +

2.5

E/D Com + 5

Output disable voltage

Pin forced low

E/D Com

E/D Com +

0.65

Enable input current

µA

Output disable time

µs

Output enable time

µs

E/D COM PIN

E/D Com pin voltage

(V–)

(V+) – 6

POWER SUPPLY

Quiescent current

3.25

3.75

TA = –40°C to +125°C

Output disabled

0.3

OPA593

SBOS659A – JANUARY 2022 – REVISED MARCH 2022

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