Texas Instruments

INA122PAG4

INA122PAG4 Description

The INA122PAG4 is a high-performance instrumentation amplifier designed by Texas Instruments, featuring a wide supply voltage range from 2.2 V to 36 V. This device is ideal for applications requiring precise signal conditioning and amplification. The INA122PAG4 is housed in a through-hole package, specifically an 8-pin DIP (Dual In-line Package), making it suitable for a variety of board-level installations. It is currently in the "Last Time Buy" phase, indicating that it is still available for purchase but may be phased out in the future.

INA122PAG4 Features

• Wide Supply Voltage Range: The INA122PAG4 operates within a supply voltage range of 2.2 V to 36 V, making it versatile for various power supply configurations.
• Low Input Bias Current: With an input bias current of only 10 nA, the INA122PAG4 minimizes the impact of input current on the signal source, ensuring high accuracy in signal amplification.
• Low Power Consumption: The device consumes a mere 60 µA of supply current, making it energy-efficient and suitable for low-power applications.
• High Output Current: The INA122PAG4 can deliver up to 30 mA of output current per channel, providing robust performance for driving various loads.
• Wide Bandwidth: The -3 dB bandwidth of 120 kHz ensures that the amplifier can handle a wide range of signal frequencies with minimal distortion.
• Low Input Offset Voltage: The input offset voltage is as low as 150 µV, which is crucial for maintaining signal integrity and accuracy.
• Compliance and Safety: The INA122PAG4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Packaging: The device is available in a tube package, which is convenient for handling and storage.

INA122PAG4 Applications

The INA122PAG4 is particularly well-suited for applications that demand high precision and low power consumption. Some specific use cases include:

• Sensor Signal Conditioning: Ideal for amplifying and conditioning signals from sensors such as strain gauges, thermocouples, and pressure transducers.
• Medical Equipment: Suitable for medical devices where low power consumption and high accuracy are critical, such as patient monitoring systems and diagnostic equipment.
• Industrial Control Systems: Useful in industrial automation and control systems where precise signal amplification and low power consumption are essential.
• Data Acquisition Systems: Perfect for data acquisition systems that require high accuracy and low noise for signal processing.

Conclusion of INA122PAG4

The INA122PAG4 from Texas Instruments is a robust instrumentation amplifier that offers a wide supply voltage range, low power consumption, and high output current. Its low input bias current and low input offset voltage make it an excellent choice for applications requiring high precision and accuracy. The device's compliance with environmental and safety standards further enhances its appeal. While it is currently in the "Last Time Buy" phase, the INA122PAG4 remains a reliable option for engineers and designers looking for a high-performance instrumentation amplifier.