OPAX191 datasheet(10/52 Pages) TI1

Part #	OPAX191

Description	36-V, Low Power, Precision, CMOS, Rail-to-Rail Input/Output, Low Offset Voltage, Low Input Bias Current Op Amp

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Manufacturer	TI1 [Texas Instruments]

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OPA191, OPA2191, OPA4191

SBOS701A – DECEMEBER 2015 – REVISED APRIL 2016

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Product Folder Links: OPA191 OPA2191 OPA4191

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Electrical Characteristics: VS = ±2.25 V to ±4 V (VS = 4.5 V to 8 V) (continued)

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

FREQUENCY RESPONSE

GBW

Unity gain bandwidth

2.2

MHz

SR

Slew rate

VS = ±2.25 V, G = 1, 1-V step

Rising

6.5

V/µs

Falling

5.5

tOR

Overload recovery time

VIN × G = VS

From overload to negative rail

0.4

µs

From overload to positive rail

1

Crosstalk

OPA2191 and OPA4191, at dc

150

dB

OPA2191 and OPA4191, f = 100 kHz

130

dB

OUTPUT

VO

Voltage output swing

from rail

Positive rail

No load

5

15

mV

RL = 10 kΩ

15

110

RL = 2 kΩ

60

500

Negative rail

No load

5

15

RL = 10 kΩ

15

110

RL = 2 kΩ

60

500

ISC

Short-circuit current

VS = ±2.25 V

±30

mA

CL

Capacitive load drive

See Typical Characteristics

ZO

Open-loop output

impedance

f = 1 MHz, IO = 0 A, see Figure 31

700

Ω

POWER SUPPLY

IQ

Quiescent current per

amplifier

IO = 0 A

140

200

µA

TA = –40°C to +125°C

250

TEMPERATURE

Thermal protection

180

°C

Thermal hysteresis

30

°C

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