OPA191IDBVT
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Texas Instruments OPA191IDBVT

Manufacturer No:
OPA191IDBVT
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC OPAMP GP 1 CIRCUIT SOT23-5
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The OPA191IDBVT is a precision operational amplifier from Texas Instruments, part of the OPAx191 family. This device is known for its high performance and precision, making it suitable for a wide range of high-voltage industrial applications. The OPA191IDBVT features Texas Instruments' proprietary e-trim technology, which ensures outstanding DC precision and AC performance. It offers rail-to-rail input and output, low offset voltage, and high slew rate, making it a robust choice for various industrial and instrumentation needs.

Key Specifications

Parameter Typical Minimum Maximum Unit
Total Supply Voltage 4.5 to 36 4.5 36 V
Input Offset Voltage (VOS) ±5 µV ±10 µV ±125 µV µV
Input Offset Voltage Drift (dVOS/dT) ±0.15 µV/°C ±0.1 µV/°C ±1.2 µV/°C µV/°C
Unity Gain Bandwidth (GBW) 2.5 MHz - - MHz
Slew Rate 5.5 V/µs - - V/µs
Output Current ±65 mA - - mA
Common Mode Rejection Ratio (CMRR) 140 dB 120 dB - dB
Operating Temperature Range -40°C to +125°C -40°C +125°C °C
Package Type SOT-23 - - -

Key Features

  • Rail-to-Rail Input and Output: The OPA191IDBVT offers rail-to-rail input and output, allowing for maximum signal range and flexibility.
  • Low Offset Voltage and Drift: With a typical input offset voltage of ±5 µV and a drift of ±0.15 µV/°C, this amplifier ensures high precision over a wide temperature range.
  • High Slew Rate and Bandwidth: The device features a slew rate of 5.5 V/µs and a unity gain bandwidth of 2.5 MHz, making it suitable for high-speed applications.
  • High Output Current and Capacitive Load Drive: The OPA191IDBVT can drive high capacitive loads up to 1 nF and deliver an output current of ±65 mA.
  • EMI Hardened: The amplifier is designed to be EMI hardened, enhancing its reliability in noisy environments.
  • Low Power Consumption: With a typical quiescent current of 0.14 mA per channel, this amplifier is energy-efficient.

Applications

  • Data Acquisition (DAQ): Suitable for high-precision data acquisition systems due to its low offset voltage and high accuracy.
  • Source Measurement Units (SMU): Ideal for source measurement units requiring high precision and stability.
  • Pressure Transmitters: Used in pressure transmitters for accurate and reliable signal processing.
  • Train Control and Management Systems: Applied in train control systems where high reliability and precision are critical.
  • Lab and Field Instrumentation: Utilized in various laboratory and field instrumentation applications requiring high performance and accuracy.

Q & A

  1. What is the typical input offset voltage of the OPA191IDBVT?

    The typical input offset voltage is ±5 µV.

  2. What is the operating temperature range of the OPA191IDBVT?

    The operating temperature range is -40°C to +125°C.

  3. What is the unity gain bandwidth of the OPA191IDBVT?

    The unity gain bandwidth is 2.5 MHz.

  4. What is the maximum output current of the OPA191IDBVT?

    The maximum output current is ±65 mA.

  5. What type of package is the OPA191IDBVT available in?

    The OPA191IDBVT is available in a SOT-23 package.

  6. Is the OPA191IDBVT EMI hardened?

    Yes, the OPA191IDBVT is EMI hardened.

  7. What is the typical slew rate of the OPA191IDBVT?

    The typical slew rate is 5.5 V/µs.

  8. What are some common applications of the OPA191IDBVT?

    Common applications include data acquisition, source measurement units, pressure transmitters, train control systems, and lab and field instrumentation.

  9. What is the common mode rejection ratio (CMRR) of the OPA191IDBVT?

    The typical CMRR is 140 dB.

  10. Is the OPA191IDBVT RoHS compliant?

    Yes, the OPA191IDBVT is RoHS compliant.

Product Attributes

Amplifier Type:General Purpose
Number of Circuits:1
Output Type:Rail-to-Rail
Slew Rate:5.5V/µs
Gain Bandwidth Product:2.5 MHz
-3db Bandwidth:- 
Current - Input Bias:5 pA
Voltage - Input Offset:5 µV
Current - Supply:140µA
Current - Output / Channel:- 
Voltage - Supply Span (Min):4.5 V
Voltage - Supply Span (Max):36 V
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:SC-74A, SOT-753
Supplier Device Package:SOT-23-5
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Similar Products

Part Number OPA191IDBVT OPA192IDBVT OPA196IDBVT OPA197IDBVT OPA191IDBVR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active
Amplifier Type General Purpose General Purpose General Purpose General Purpose General Purpose
Number of Circuits 1 1 1 1 1
Output Type Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail Rail-to-Rail
Slew Rate 5.5V/µs 20V/µs 7V/µs 20V/µs 5.5V/µs
Gain Bandwidth Product 2.5 MHz 10 MHz 2.5 MHz 10 MHz 2.5 MHz
-3db Bandwidth - - - - -
Current - Input Bias 5 pA 5 pA 20 pA 5 pA 5 pA
Voltage - Input Offset 5 µV 5 µV 100 µV 25 µV 5 µV
Current - Supply 140µA 1mA 140µA 1mA 140µA
Current - Output / Channel - 65 mA - - -
Voltage - Supply Span (Min) 4.5 V 4.5 V 4.5 V 4.5 V 4.5 V
Voltage - Supply Span (Max) 36 V 36 V 36 V 36 V 36 V
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753 SC-74A, SOT-753
Supplier Device Package SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5 SOT-23-5

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