OPA2188AIDR

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OPA2188AIDR

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  • メーカー品番 #OPA2188AIDR

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仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
AmplifierType Zero-Drift
NumberofCircuits 2
OutputType Rail-to-Rail
SlewRate 0.8V/µs
GainBandwidthProduct 2 MHz
Current-InputBias 160 pA
Voltage-InputOffset 6 µV
Current-Supply 415µA (x2 Channels)
Current-Output/Channel 18 mA
Voltage-SupplySpan(Min) 4 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 105°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概要

Description

The OPA2188AIDR is a precision operational amplifier from Texas Instruments, designed for applications requiring high accuracy and low noise. It features ultra-low offset voltage and near-zero drift over time and temperature, making it ideal for precision instrumentation. The amplifier operates within a wide supply voltage range of ±2.25V to ±18V, providing versatility for various applications.
Key specifications include a low input bias current of 10 pA, low offset voltage of 25 µV, and a low noise density of 8 nV/√Hz. With a gain bandwidth product of 2 MHz, it offers the ability to maintain signal integrity at higher frequencies. The OPA2188AIDR also has rail-to-rail input and output capabilities, maximizing signal swing and enhancing dynamic range.
This device is commonly used in precision data acquisition, medical instrumentation, and industrial control systems. It comes in a standard SOIC-8 package, allowing for easy integration into circuit designs. Overall, the OPA2188AIDR delivers a high level of performance for demanding precision applications.

Equivalent

The OPA2188AIDR is a precision operational amplifier from Texas Instruments. Equivalent products from other manufacturers might include the AD8676 from Analog Devices, the MCP6V51 from Microchip, and the LM4562 from Texas Instruments themselves. These alternatives offer similar low noise, low offset voltage, and high precision features, but exact specifications should be compared to ensure compatibility with your application. Always check the datasheets to confirm electrical characteristics and pin configurations before making a substitution.

Features

The OPA2188AIDR is a precision operational amplifier featuring several key characteristics:
1. Low Offset Voltage: It has an ultra-low offset voltage of 25 µV, which enhances accuracy in applications.

2. Zero Drift: The amplifier offers zero-drift over time and temperature variations, ensuring stability and reliability in measurements.
3. Low Noise: With a low voltage noise of 8 nV/√Hz, it is suitable for low-noise applications.
4. Low Bias Current: It exhibits low input bias current, which is beneficial for high-impedance sensor applications.
5. Rail-to-Rail Output: The device supports rail-to-rail output swing, maximizing dynamic range.
6. Wide Supply Range: It can operate over a wide supply range of ±2.25V to ±18V or 4.5V to 36V.
7. High CMRR: The OPA2188AIDR has a high common-mode rejection ratio (CMRR), which reduces the effect of noise and interference.
8. Low Quiescent Current: It features low power consumption, making it ideal for battery-operated devices.
These features make the OPA2188AIDR suitable for precision instrumentation, sensor signal conditioning, and other applications requiring high accuracy and stability.

Pinout

The OPA2188AIDR is a precision operational amplifier manufactured by Texas Instruments. It comes in an 8-pin package, specifically the SOIC (Small Outline Integrated Circuit) form factor. The primary function of the OPA2188AIDR is to serve as a dual-channel, high-precision op-amp with zero-drift capabilities, offering very low offset voltage and drift over time and temperature, making it suitable for precision applications.
The pin configuration is as follows:
1. OUT A - Output for channel A.
2. -IN A - Inverting input for channel A.
3. +IN A - Non-inverting input for channel A.
4. V- - Negative supply voltage.
5. +IN B - Non-inverting input for channel B.
6. -IN B - Inverting input for channel B.
7. OUT B - Output for channel B.
8. V+ - Positive supply voltage.
The OPA2188AIDR is designed for high-precision applications, such as sensor signal conditioning and medical instrumentation, due to its low noise, low input bias current, and stability across a wide range of operating conditions.

Manufacturer

The OPA2188AIDR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are sold to electronics designers and manufacturers globally. The company is known for its analog chips, embedded processors, and other electronic components that are used in a wide range of applications including automotive, industrial, consumer electronics, and communication equipment. TI is one of the largest semiconductor companies in the world and has a reputation for producing high-quality, reliable electronic components.

Application

The OPA2188AIDR is a precision operational amplifier widely used in various applications. Key areas include:
1. Instrumentation: Ideal for precise measurement systems due to its low noise and offset voltage.
2. Medical Equipment: Utilized in devices like ECG and other diagnostic tools for accurate signal processing.
3. Industrial Automation: Employed in control systems and sensors requiring high precision.
4. Data Acquisition: Suitable for systems needing reliable and accurate data conversion.
5. Test Equipment: Used in equipment requiring stable and precise amplification.
6. Consumer Electronics: In devices where high fidelity signal amplification is necessary.
Its stability, low power consumption, and precision make it versatile across these domains.

Package

The OPA2188AIDR is a precision operational amplifier from Texas Instruments. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, denoted by the "DR" in the part number. This package type is surface-mount and suitable for applications requiring high precision and stability.

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