Texas Instruments

OPA2188AIDR

The OPA2188AIDR is a high-performance, low-noise, dual operational amplifier (op amp) offered by Texas Instruments. It is designed to provide excellent DC and AC performance, making it suitable for a wide range of applications.

Description:

The OPA2188AIDR is a dual operational amplifier that features low input bias current, low input offset voltage, and low noise. It is available in a compact 8-pin SOIC package. The device is designed to operate over a wide supply voltage range of ±2.5V to ±18V, making it suitable for a variety of applications.

Features:

1. Low input bias current: The OPA2188AIDR has an input bias current of 2pA, which is significantly lower than many other op amps. This low input bias current is ideal for high-impedance input applications.
2. Low input offset voltage: The OPA2188AIDR has an input offset voltage of 1mV, which is very low compared to many other op amps. This low input offset voltage ensures high accuracy in applications where precision is required.
3. Low noise: The OPA2188AIDR has a low input voltage noise of 7.5nV/√Hz, which is ideal for applications that require low-noise performance.
4. Wide supply voltage range: The OPA2188AIDR can operate over a wide supply voltage range of ±2.5V to ±18V, making it suitable for a variety of applications.
5. High output current: The OPA2188AIDR can source or sink up to ±150mA of output current, making it suitable for driving high current loads.

Applications:

The OPA2188AIDR is suitable for a wide range of applications, including:

1. Audio amplifiers: The low noise and low distortion characteristics of the OPA2188AIDR make it ideal for use in audio amplifiers.
2. Medical instrumentation: The low input bias current and low input offset voltage of the OPA2188AIDR make it suitable for use in medical instrumentation, such as electrocardiogram (ECG) amplifiers.
3. Strain gauge amplifiers: The OPA2188AIDR can be used in strain gauge amplifiers due to its low input bias current and low input offset voltage.
4. Precision DC and AC amplifiers: The OPA2188AIDR can be used in precision DC and AC amplifiers due to its low input offset voltage, low noise, and high output current.
5. Battery monitoring systems: The OPA2188AIDR can be used in battery monitoring systems due to its low supply voltage requirements and ability to operate over a wide supply voltage range.

In summary, the OPA2188AIDR is a high-performance, low-noise, dual operational amplifier that offers excellent DC and AC performance. Its low input bias current, low input offset voltage, and low noise make it suitable for a wide range of applications, including audio amplifiers, medical instrumentation, strain gauge amplifiers, precision DC and AC amplifiers, and battery monitoring systems.