THS3491IDDAR

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The THS3491IDDAR is a top-of-the-line integrated amplifier for signal conditioning in industrial and medical applications. This high-performance device offers high common-mode signal rejection and an ultra-low input/output voltage noise that make it suitable for applications such as electrocardiogram (ECG) and electromyogram (EMG). As an instrumentation amplifier, it is also ideal for precision in-line current and voltage monitoring and measurement.

The THS3491IDDAR provides a wide range of user options, including adjustable gain, adjustable common-mode rejection ratio (CMRR), adjustable current drive, and adjustable output voltage VSENSE. This allows the user to optimize the amplifier performance according to their application. Additionally, the THS3491IDDAR can be operated with either regulated dual (+/-5V) or regulated single supply (+5V) voltages.

The THS3491IDDAR operates with a differential input voltage and will accept a wide input commonmode voltage range. Its high CMRR ensures that interference signals are effectively rejected. The current output drive voltage mode enables the device to drive a wide range of sensors and other devices, making it an ideal solution for a variety of sensor type applications. The output voltage VSENSE pin can be used to obtain a precise output voltage without direct feedback or a voltage reference. This output voltage is also adjustable, allowing the user to tailor the amplifier performance for their specific application.

The THS3491IDDAR is an excellent choice for biomedical signal conditioning applications. The amplifier incorporates a built-in amplifier bias current cancellation feature to reduce common-mode offsets. This ensures that the amplifier operates with low input impedance and a minimal amount of noise. The device’s high CMRR effectively rejects interference signals, providing superior signal quality.

The device is also extremely flexible, allowing the user to customize their amplifier configuration to meet their application requirements. This includes the ability to adjust the current drive, output voltage VSENSE, gain and CMRR. This allows the user to easily tailor the amplifier performance to their specific application.

The THS3491IDDAR is a versatile, high-performance tool for industrial and medical applications. It offers excellent signal-to-noise ratio (SNR), high common-mode rejection, and adjustable current drive, making it an ideal solution for a variety of signal conditioning applications. With its variable gain and adjustable current drive, the THS3491IDDAR eliminates the need for additional componentry or circuit boards, allowing for cost and design flexibility.

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