OPA2172 datasheet(9/42 Pages) TI

9 / 42 page

OPA172, OPA2172, OPA4172

www.ti.com

SBOS618H – DECEMBER 2013 – REVISED SEPTEMBER 2015

Electrical Characteristics (continued)

At TA = +25°C, VS = ±2.25 V to ±18 V, VCM = VOUT = VS / 2, and RL = 10 kΩ connected to VS / 2, unless otherwise noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

INPUT VOLTAGE

Common-mode voltage

(V–) – 0.1

VCM

(V+) – 2 V

range(1)

VS = ±2.25 V, (V–) – 0.1 V < VCM < (V+) – 2 V,

104

TA = –40°C to +125°C

CMRR

Common-mode rejection ratio

VS = ±18 V, (V–) – 0.1 V < VCM < (V+) – 2 V,

110

120

TA = –40°C to +125°C

INPUT IMPEDANCE

Differential

100 || 4

Ω || pF

Common-mode

6 || 4

1013

Ω || pF

OPEN-LOOP GAIN

OPA172, OPA4172

110

130

(V–) + 0.35 V < VO < (V+) – 0.35 V,

RL = 10 kΩ, TA = –40°C to +125°C

OPA2172

107

115

AOL

Open-loop voltage gain

OPA172, OPA4172

116

(V–) + 0.5 V < VO < (V+) – 0.5 V,

RL = 2 kΩ, TA = –40°C to +125°C

OPA2172

107

FREQUENCY RESPONSE

GBP

Gain bandwidth product

MHz

Slew rate

G = +1

V/µs

To 0.1%, VS = ±18 V, G = +1, 10-V step

Settling time

µs

To 0.01% (12 bit), VS = ±18 V, G = +1, 10-V step

3.2

Overload recovery time

VIN × Gain > VS

200

Total harmonic distortion +

THD+N

VS = +36 V, G = +1, f = 1 kHz, VO = 3.5 VRMS

0.00005%

noise

OUTPUT

RL = 10 kΩ

VS = +36 V

RL = 2 kΩ

330

400

RL = 10 kΩ

120

VS = +36 V,

TA = –40°C to +125°C

RL = 2 kΩ

470

530

Voltage output swing from rail

RL = 10 kΩ

VS = +4.5V

RL = 2 kΩ

RL = 10 kΩ

VS = +4.5 V,

TA = –40°C to +125°C

RL = 2 kΩ

ISC

Short-circuit current

±75

CLOAD

Capacitive load drive

See Typical Characteristics

Open-loop output impedance

f = 1 MHz, IO = 0 A

POWER SUPPLY

Specified voltage range

+4.5

+36

IO = 0 A

1.6

1.8

Quiescent current per

amplifier

IO = 0 A, TA = –40°C to +125°C

TEMPERATURE

Specified range

–40

+125

°C

(1)

The input range can be extended beyond (V+) – 2 V up to (V+) + 0.1 V. See the Typical Characteristics and Application Information

sections for additional information.

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