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OPA388-Q1
  • OPA388-Q1
  • OPA388-Q1
  • OPA388-Q1

OPA388-Q1

ACTIVE

Automotive qualified, wide bandwidth, zero drift, zero cross over, precision amplifier

Texas Instruments OPA388-Q1 Product Info

1 April 2026 1

Parameters

Number of channels

1

Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V)

5.5

Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V)

2.5

Vos (offset voltage at 25°C) (max) (mV)

0.005

Offset drift (typ) (µV/°C)

0.005

Input bias current (max) (pA)

350

GBW (typ) (MHz)

10

Features

EMI Hardened, High Cload Drive, Zero Crossover, Zero Drift

Slew rate (typ) (V/µs)

5

Rail-to-rail

In, Out

Iq per channel (typ) (mA)

1.7

Vn at 1 kHz (typ) (nV√Hz)

7

CMRR (typ) (dB)

138

Rating

Automotive

Operating temperature range (°C)

-40 to 125

TI functional safety category

Functional Safety-Capable

Iout (typ) (A)

0.06

Architecture

CMOS

Input common mode headroom (to negative supply) (typ) (V)

-0.1

Input common mode headroom (to positive supply) (typ) (V)

0.1

Output swing headroom (to negative supply) (typ) (V)

0.005

Output swing headroom (to positive supply) (typ) (V)

-0.001

THD + N at 1 kHz (typ) (%)

0.0005

Package

SOT-23 (DBV)-5-8.12 mm² 2.9 x 2.8

Features

Description

The OPA388-Q1 and OPA2388-Q1 ( OPAx388-Q1) are automotive, low-noise, fast-settling, zero-drift, precision operational amplifiers that provide rail-to-rail input and output operation. Excellent ac performance, combined with only 0.25 µV of offset and 0.005 µV/°C of drift over temperature, make the OPAx388-Q1 a great choice for driving high-resolution, analog-to-digital converters (ADCs) with high accuracy. Zero-crossover technology minimizes any offset change over the common-mode range. The combination of low drift and very low 1/f noise allow the OPAx388-Q1 to monitor and detect faulty conditions without compromising signal integrity.

These devices are specified over the industrial temperature range of –40°C to +125°C.

The OPA388-Q1 and OPA2388-Q1 ( OPAx388-Q1) are automotive, low-noise, fast-settling, zero-drift, precision operational amplifiers that provide rail-to-rail input and output operation. Excellent ac performance, combined with only 0.25 µV of offset and 0.005 µV/°C of drift over temperature, make the OPAx388-Q1 a great choice for driving high-resolution, analog-to-digital converters (ADCs) with high accuracy. Zero-crossover technology minimizes any offset change over the common-mode range. The combination of low drift and very low 1/f noise allow the OPAx388-Q1 to monitor and detect faulty conditions without compromising signal integrity.

These devices are specified over the industrial temperature range of –40°C to +125°C.

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