INA821IDGKT

Instrumentation, Op Amps, Buffer Amps Overview

The INA821IDGKT is a single-channel instrumentation amplifier manufactured by Texas Instruments, housed in an 8-VSSOP surface-mount package. It operates on a supply voltage ranging from 4.5 V to 36 V and supports an operating temperature range of -40°C to +125°C. Key electrical specifications include a gain bandwidth product of 4.7 MHz, a slew rate of 2 V/µs, and a maximum input bias current of 150 pA. The device features a typical input offset voltage of 40 µV and draws a supply current of 600 µA.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• High bandwidth performance with a 4.7 MHz gain-bandwidth product for signal processing applications
• Low noise characteristics suitable for precision measurement circuits
• Wide single-supply operation capability up to 36 V
• Extended industrial temperature rating for harsh environments

Instrumentation, Op Amps, Buffer Amps Applications

• Precision sensor signal conditioning
• Medical instrumentation front-ends
• Industrial process control systems
• Data acquisition channels

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific ordering suffix IDGKT corresponds to the 8-VSSOP package and tape-and-reel delivery format. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure the selected variant matches the required pinout and thermal characteristics for the target PCB layout.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when high bandwidth and low noise are critical for instrumentation tasks. Compare against lower bandwidth alternatives if power consumption must be minimized further. Verify that the 150 pA input bias current meets the source impedance requirements of the connected sensors.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the INA821 family of instrumentation amplifiers designed for general-purpose precision applications. It offers a balance of speed and accuracy within a compact surface-mount footprint. The device integrates internal gain setting resistors to simplify circuit design compared to discrete solutions.

Instrumentation, Op Amps, Buffer Amps FAQ

What is the maximum supply voltage for the INA821IDGKT?

The maximum supply voltage is 36 V.

Does the INA821IDGKT have a shutdown pin?

No, the standard INA821 does not include a shutdown feature.