Product Overview: OPA4187IPWR from Texas Instruments

The OPA4187IPWR is a precision operational amplifier (op-amp) offered by the renowned semiconductor manufacturer Texas Instruments (TI). This high-performance op-amp is part of TI's OPAx187 series and is designed to meet the needs of a wide range of applications, including test and measurement systems, electronic weighing scales, medical instrumentation, and industrial process controls.

Key Features

• Low Offset Voltage: The OPA4187IPWR boasts an ultra-low offset voltage of just 25 µV (max), which is crucial for applications requiring high accuracy and precision.
• Wide Supply Range: It operates over a wide supply range of ±2.25 V to ±18 V, or +4.5 V to +36 V, making it versatile for various power supply configurations.
• High CMRR and PSRR: With a common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of 140 dB, the OPA4187IPWR ensures stable performance against fluctuations in voltage and common-mode noise.
• Low Noise: The device features low noise density of 8.8 nV/√Hz at 1 kHz, which is beneficial for signal conditioning in noise-sensitive applications.
• Quiescent Current: It has a low quiescent current of 1.1 mA per channel, contributing to energy-efficient designs.
• Robust Package: The OPA4187IPWR comes in a TSSOP-14 (Thin Shrink Small Outline Package) that is compact and suitable for space-constrained applications.

Applications

The OPA4187IPWR's precision characteristics make it an ideal choice for a variety of applications. Some of these include:

• Precision data acquisition systems
• Active filtering
• Transimpedance amplifiers
• Medical instrumentation such as ECG and EEG monitors
• Professional audio equipment
• Analog-to-digital converter (ADC) drivers

Conclusion

The OPA4187IPWR from Texas Instruments is a high-quality, precision op-amp that offers excellent stability and low noise performance. Its robust feature set and flexibility make it a go-to choice for engineers and designers looking to enhance the accuracy and reliability of their electronic systems.