OPA4188 0.03µV/C, Low Noise, Rail-to-Rail Output, 36V Zero-Drift Operational Amplifier | TI.com

OPA4188 (ACTIVE)

0.03µV/C, Low Noise, Rail-to-Rail Output, 36V Zero-Drift Operational Amplifier

 0.03µV/C, Low Noise, Rail-to-Rail Output, 36V Zero-Drift Operational Amplifier - OPA4188
 

Description

The OPA4188 operational amplifier uses TI proprietary auto-zeroing techniques to provide low offset voltage (25 µV, maximum), and near zero-drift over time and temperature. These miniature, high-precision, low quiescent current amplifiers offer high input impedance and rail-to-rail output swing within 15 mV of the rails, making them ideal for industrial applications. The input common-mode range includes the negative rail. Either single or dual supplies can be used in the range of 4 V to 36 V (±2 V to ±18 V).

The quad version is available in 14-pin SOIC and 14-pin TSSOP packages. All versions are specified for operation from –40°C to 125°C.

Features

  • Low Offset Voltage: 25 µV (Maximum)
  • Zero-Drift: 0.03 µV/°C
  • Low Noise: 8.8 nV/√Hz
    0.1-Hz to 10-Hz Noise: 0.25 µVPP
  • Excellent DC Precision:
    PSRR: 142 dB
    CMRR: 146 dB
    Open-Loop Gain: 136 dB
  • Gain Bandwidth: 2 MHz
  • Quiescent Current: 475 µA (Maximum)
  • Wide Supply Range: ±2 V to ±18 V
  • Rail-to-Rail Output:
    Input Includes Negative Rail
  • RFI Filtered Inputs
  • MicroSIZE Packages

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Parametrics Compare all products in Precision op amps (Vos<1mV)

 
Number of Channels (#)
Total Supply Voltage (Min) (+5V=5, +/-5V=10)
Total Supply Voltage (Max) (+5V=5, +/-5V=10)
GBW (Typ) (MHz)
Slew Rate (Typ) (V/us)
Rail-to-Rail
Vos (Offset Voltage @ 25C) (Max) (mV)
Offset Drift (Typ) (uV/C)
Iq per channel (Typ) (mA)
Vn at 1kHz (Typ) (nV/rtHz)
CMRR (Typ) (dB)
Rating
Operating Temperature Range (C)
Package Group
Package Size: mm2:W x L (PKG)
Input Bias Current (Max) (pA)
Output Current (Typ) (mA)
Features
Architecture
OPA4188 OPA188-Q1 OPA2188
4     1     2    
4     4     4    
36     36     36    
2     2     2    
0.8     0.8     0.8    
In to V-
Out    
In to V-
Out    
In to V-
Out    
0.025     0.025     0.025    
0.03     0.03     0.03    
0.385     0.425     0.385    
8.8     8.8     8.8    
114     114     114    
Catalog     Automotive     Catalog    
-40 to 125     -40 to 125     -40 to 105    
SOIC | 14
TSSOP | 14    
VSSOP | 8     SOIC | 8
VSSOP | 8    
14SOIC: 52 mm2: 6 x 8.65 (SOIC | 14)
14TSSOP: 32 mm2: 6.4 x 5 (TSSOP | 14)    
8VSSOP: 15 mm2: 4.9 x 3 (VSSOP | 8)     8SOIC: 29 mm2: 6 x 4.9 (SOIC | 8)
8VSSOP: 15 mm2: 4.9 x 3 (VSSOP | 8)    
1400     1400     850    
18     18     18    
EMI Hardened
Zero Drift    
EMI Hardened
Zero Drift    
EMI Hardened
Zero Drift    
CMOS     CMOS     CMOS    

Featured tools and software

WEBENCH® Designer OPA4188

Amplifier Topology
 Non-inverting
 Inverting
Desired Power Supply Voltage
Positive Supply (Vcc):  V
Negative Supply (Vee):  V
Allowed Power Supply(Vcc-Vee) = 4.0 to 36.0 V
Desired Input and Output Requirements
  Min Max
Vin  V  V
Vout  V  V
Minimum Temperature = -40.0 °C
Maximum Temperature = 105.0 °C