OPA189IDR

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OPA189IDR

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  • メーカーSTマイクロエレクトロニクス

  • メーカー品番 #OPA189IDR

  • 在庫状況2966

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
Series Zero-Drift
ProductStatus Active
AmplifierType Zero-Drift
NumberofCircuits 1
OutputType Rail-to-Rail
SlewRate 20V/µs
GainBandwidthProduct 14 MHz
Current-InputBias 70 pA
Voltage-InputOffset 0.4 µV
Current-Supply 1.3mA
Voltage-SupplySpan(Min) 4.5 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概要

Description

The OPA189IDR is a precision operational amplifier known for its ultra-low noise and low distortion characteristics. It is designed for applications requiring high precision and stability, such as in medical instrumentation, data acquisition systems, and precision measurement equipment. The OPA189IDR offers a low input offset voltage and drift, contributing to its high accuracy. It features a wide bandwidth and fast slew rate, making it suitable for high-speed operations. The amplifier operates over a wide supply voltage range and provides rail-to-rail output, enhancing its flexibility in various circuit designs. It also includes features like low total harmonic distortion and low bias current, improving its performance in sensitive applications. The device is available in a small package, which saves space on circuit boards, and it is designed to be robust against electromagnetic interference. Overall, the OPA189IDR is ideal for applications requiring precision and high performance in challenging environments.

Equivalent

The OPA189IDR is a precision operational amplifier from Texas Instruments. Equivalent products include the ADA4522-2 from Analog Devices, the LTC2057 from Analog Devices (formerly Linear Technology), and the MCP6V51 from Microchip Technology. These alternatives offer low offset voltage, low drift, and low noise, suitable for high-precision applications. Always compare specific parameters to ensure compatibility with the intended application.

Features

The OPA189IDR is a precision operational amplifier known for its excellent performance, particularly in applications requiring low noise and high accuracy. Key features include:
1. Low Noise: The amplifier has an ultra-low noise density of 2.2 nV/√Hz, making it ideal for precision applications where minimal signal interference is critical.
2. Precision: It offers extremely low offset voltage, typically around ±5 µV, and a low offset voltage drift, ensuring accurate signal processing over time and temperature variations.
3. Low Distortion: With a low total harmonic distortion, the OPA189IDR maintains signal integrity in high-fidelity audio and other precision signal applications.
4. High Open-Loop Gain: The device features a high open-loop gain, typically 140 dB, enhancing its performance in feedback configurations.
5. Wide Supply Range: It operates over a wide supply voltage range from ±2.25 V to ±18 V, providing flexibility for various power supply conditions.
6. Rail-to-Rail Output: The OPA189IDR provides rail-to-rail output swing, maximizing the dynamic range.
These features make the OPA189IDR suitable for high-precision applications such as data acquisition, medical instruments, and industrial control systems.

Pinout

The OPA189IDR is a precision operational amplifier manufactured by Texas Instruments. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. V+ (Pin 8): Positive power supply voltage.
2. V- (Pin 4): Negative power supply voltage or ground.
3. IN+ (Pin 3): Non-inverting input terminal.
4. IN- (Pin 2): Inverting input terminal.
5. OUT (Pin 6): Output terminal where the amplified signal is available.
6. NC (Pins 1 & 5): No internal connection, often used for mechanical support.
7. NC (Pin 7): Also no internal connection, often used for mechanical support.
The OPA189IDR is known for its low noise, low offset, and high precision, making it suitable for applications requiring high accuracy and stability, such as sensor interfaces and precision measurement systems.

Manufacturer

The OPA189IDR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, microcontrollers, and sensors. TI is known for its innovation and development of analog technologies, embedded processors, and digital signal processors. The company serves a broad range of industries, including automotive, industrial, consumer electronics, and communications.

Application

The OPA189IDR is a precision operational amplifier with ultra-low noise and low offset voltage, making it suitable for a variety of applications. Key application areas include:
1. Medical Instrumentation: Ideal for sensitive diagnostic equipment due to its low noise and precision.
2. Industrial Automation: Used in control systems and sensors requiring high accuracy.
3. Test and Measurement Equipment: Suitable for high-precision data acquisition systems.
4. Audio Equipment: Enhances signal processing with low distortion.
5. Weigh Scales and Transducers: Provides accurate signal processing for precision measurement.
6. Analytical Instruments: Utilized in laboratory equipment for accurate readings.
Its performance parameters make it popular in any application requiring high precision and minimal signal distortion.

Package

The OPA189IDR is available in a SOIC (Small Outline Integrated Circuit) package type.