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OPA2180
  • OPA2180
  • OPA2180
  • OPA2180
  • OPA2180

OPA2180

ACTIVE

0.1 uV/°C DRIFT, Low Noise, Rail-to-Rail Output, 36V Zero-Drift Op Amp

Texas Instruments OPA2180 Product Info

1 April 2026 1

Parameters

Number of channels

2

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

36

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

4

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

0.075

Offset drift (typ) (µV/°C)

0.1

Input bias current (max) (pA)

1000

GBW (typ) (MHz)

2

Features

EMI Hardened, Zero Drift

Slew rate (typ) (V/µs)

0.8

Rail-to-rail

In to V-, Out

Iq per channel (typ) (mA)

0.45

Vn at 1 kHz (typ) (nV√Hz)

10

CMRR (typ) (dB)

114

Rating

Catalog

Operating temperature range (°C)

-40 to 125

Iout (typ) (A)

0.018

Architecture

CMOS

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

0

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

-1.5

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

0.25

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

-0.25

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

0.0001

Package

SOIC (D)-8-29.4 mm² 4.9 x 6

Features

  • Low Offset Voltage: 75 µV (Maximum)
  • Zero-Drift: 0.1 µV/°C
  • Low Noise: 10 nV/√Hz
  • Very Low 1/f Noise
  • Excellent DC Precision:
    • PSRR: 126 dB
    • CMRR: 114 dB
    • Open-Loop Gain (AOL): 120 dB
  • Quiescent Current: 525 µA (Maximum)
  • Wide Supply Range: ±2 V to ±18 V
  • Rail-to-Rail Output:
    Input Includes Negative Rail
  • Low Bias Current: 250 pA (Typical)
  • RFI Filtered Inputs
  • MicroSIZE Packages
  • Low Offset Voltage: 75 µV (Maximum)
  • Zero-Drift: 0.1 µV/°C
  • Low Noise: 10 nV/√Hz
  • Very Low 1/f Noise
  • Excellent DC Precision:
    • PSRR: 126 dB
    • CMRR: 114 dB
    • Open-Loop Gain (AOL): 120 dB
  • Quiescent Current: 525 µA (Maximum)
  • Wide Supply Range: ±2 V to ±18 V
  • Rail-to-Rail Output:
    Input Includes Negative Rail
  • Low Bias Current: 250 pA (Typical)
  • RFI Filtered Inputs
  • MicroSIZE Packages

Description

The OPA180, OPA2180 and OPA4180 operational amplifiers (op amps) use TI’s proprietary zero-drift techniques to simultaneously provide low offset voltage (75 µV), and near zero-drift over time and temperature. These miniature, high-precision, low-quiescent-current op amps offer high input impedance and rail-to-rail output swing within 18 mV of the rails. The input common-mode range includes the negative rail. Single- or dual-supplies ranging from 4 V to 36 V (±2 V to ±18 V) can be used.

The dual-channel version is offered in VSSOP-8 packages and SOIC-8 packages. The quad-channel version is offered in SOIC-14 and TSSOP-14 packages. The single and quad package offerings (OPA180 and OPA4180) are specified from –40°C to +125°C, and the dual package (OPA2180) is specified from –40°C to +105°C.

The OPA180, OPA2180 and OPA4180 operational amplifiers (op amps) use TI’s proprietary zero-drift techniques to simultaneously provide low offset voltage (75 µV), and near zero-drift over time and temperature. These miniature, high-precision, low-quiescent-current op amps offer high input impedance and rail-to-rail output swing within 18 mV of the rails. The input common-mode range includes the negative rail. Single- or dual-supplies ranging from 4 V to 36 V (±2 V to ±18 V) can be used.

The dual-channel version is offered in VSSOP-8 packages and SOIC-8 packages. The quad-channel version is offered in SOIC-14 and TSSOP-14 packages. The single and quad package offerings (OPA180 and OPA4180) are specified from –40°C to +125°C, and the dual package (OPA2180) is specified from –40°C to +105°C.

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