Texas Instruments

INA128HD

INA128HD Description

The INA128HD is a high-performance instrumentation amplifier from Texas Instruments, designed for precision signal conditioning in a wide range of applications. This device is part of the Linear IC Chips category and is housed in an 8SOIC package, making it suitable for surface mount applications. The INA128HD offers a wide supply voltage range, from 4.5 V to 36 V, ensuring compatibility with various power supply configurations. It features a low input bias current of 2 nA, which minimizes the impact on the input signal source, and a low input offset voltage of 25 µV, ensuring high accuracy in signal amplification. The amplifier also boasts a -3 dB bandwidth of 1.3 MHz and a slew rate of 4 V/µs, making it suitable for high-frequency signal processing. With a supply current of 700 µA, the INA128HD is both efficient and capable of delivering up to 15 mA per channel, making it ideal for driving various loads. The device is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. The moisture sensitivity level (MSL) of 3 (168 hours) makes it suitable for a variety of manufacturing environments.

INA128HD Features

• Wide Supply Voltage Range: The INA128HD operates on a supply voltage range from 4.5 V to 36 V, providing flexibility in power supply options.
• Low Input Bias Current: With an input bias current of only 2 nA, the INA128HD minimizes loading effects on high impedance sources, ensuring accurate signal acquisition.
• Low Input Offset Voltage: The 25 µV input offset voltage ensures high precision in signal amplification, making it suitable for applications requiring high accuracy.
• High Bandwidth and Slew Rate: The -3 dB bandwidth of 1.3 MHz and a slew rate of 4 V/µs enable the INA128HD to handle high-frequency signals with minimal distortion.
• Efficient Power Consumption: The supply current of 700 µA ensures efficient power usage, making it suitable for power-sensitive applications.
• High Output Current Capability: The ability to deliver up to 15 mA per channel allows the INA128HD to drive various loads effectively.
• Environmental Compliance: The INA128HD is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards.
• Moisture Sensitivity Level: The MSL of 3 (168 hours) ensures the device is suitable for a variety of manufacturing environments, reducing the risk of moisture-related issues.

INA128HD Applications

The INA128HD is ideal for applications requiring high precision and accuracy in signal amplification. Its low input bias current and low input offset voltage make it suitable for applications such as:

• Precision Signal Conditioning: Ideal for amplifying low-level signals from sensors, ensuring accurate and reliable data acquisition.
• High-Frequency Signal Processing: The wide bandwidth and high slew rate make it suitable for applications requiring high-frequency signal processing, such as in communication systems.
• Industrial Control Systems: The wide supply voltage range and efficient power consumption make it suitable for industrial control systems where reliability and efficiency are critical.
• Medical Equipment: The high accuracy and low noise characteristics make the INA128HD suitable for medical equipment where precise signal processing is essential.
• Automotive Electronics: The robustness and wide operating voltage range make it suitable for automotive applications where reliability and performance are paramount.

Conclusion of INA128HD

The INA128HD from Texas Instruments is a versatile and high-performance instrumentation amplifier that offers a combination of wide supply voltage range, low input bias current, and low input offset voltage. Its high bandwidth and slew rate make it suitable for a wide range of applications, from precision signal conditioning to high-frequency signal processing. The device's environmental compliance and moisture sensitivity level ensure it meets industry standards and is suitable for various manufacturing environments. Whether used in industrial control systems, medical equipment, or automotive electronics, the INA128HD provides reliable and accurate signal amplification, making it an excellent choice for engineers and designers seeking a robust and efficient solution.