OPA388IDBVT datasheet(9/45 Pages) TI1

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OPA388, OPA2388, OPA4388

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SBOS777C – DECEMBER 2016 – REVISED MAY 2019

Product Folder Links: OPA388 OPA2388 OPA4388

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Electrical Characteristics: VS = ±1.25 V to ±2.75 V (VS = 2.5 to 5.5 V) (continued)

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

(V–) + 0.15 V < VO < (V+) – 0.15 V, RLOAD = 10 kΩ

126

148

(V–) + 0.15 V < VO < (V+) – 0.15 V,

RLOAD = 10 kΩ,

TA = –40°C to +125°C

OPA388, OPA2388

120

126

(V–) + 0.15 V < VO < (V+) – 0.15 V,

RLOAD = 10 kΩ, VS = 5.5 V

TA = –40°C to +125°C

OPA4388

120

126

(V–) + 0.25 V < VO < (V+) – 0.25 V, RLOAD = 2 kΩ

126

148

(V–) + 0.30 V < VO < (V+) – 0.30 V,

RLOAD = 2 kΩ

OPA388, OPA2388

120

148

(V–) + 0.30 V < VO < (V+) – 0.30 V,

RLOAD = 2 kΩ, VS = 5.5 V

TA = –40°C to +125°C

OPA4388

120

126

FREQUENCY RESPONSE

GBW

Unity-gain bandwidth

MHz

Slew rate

G = 1, 4-V step

V/µs

THD+N

Total harmonic distortion +

noise

G = 1, f = 1 kHz, VO = 1 VRMS

0.0005%

Settling time

To 0.1%

VS = ±2.5 V, G = 1,

1-V step

0.75

µs

To 0.01%

VS = ±2.5 V, G = 1,

1-V step

µs

tOR

Overload recovery time

VIN × G = VS

µs

OUTPUT

Voltage output swing from

rail

Positive rail

No load

RLOAD = 10 kΩ

RLOAD = 2 kΩ

Negative rail

No load

RLOAD = 10 kΩ

RLOAD = 2 kΩ

TA = –40°C to +125°C, both rails, RLOAD = 10 kΩ

ISC

Short-circuit current

VS = 5.5 V

±60

VS = 2.5 V

±30

CLOAD

Capacitive load drive

See Figure 26

Open-loop output

impedance

f = 1 MHz, IO = 0 A, see Figure 25

100

POWER SUPPLY

Quiescent current per

amplifier

VS = ±1.25 V (VS = 2.5 V)

IO = 0 A

1.7

2.4

TA = –40°C to +125°C,

IO = 0 A

1.7

2.4

VS = ±2.75 V (VS = 5.5 V)

IO = 0 A

1.9

2.6

TA = –40°C to +125°C,

IO = 0 A

1.9

2.6

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