NCV21801SN2T1G

Instrumentation, Op Amps, Buffer Amps Overview

The NCV21801SN2T1G is a precision operational amplifier manufactured by onsemi, featuring a single channel in a SOT-23-5 package. It operates within a supply voltage range of 1.8 V to 5.5 V with a typical quiescent current of 100 uA per channel. Key electrical parameters include a gain-bandwidth product of 1.5 MHz, a slew rate of 700 mV/us, and an input offset voltage of 2 uV. The device offers high performance metrics such as 100 dB CMRR, 140 dB PSRR, and low noise characteristics with 42 nV/sqrt Hz input voltage noise density.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Provides ultra-low input offset voltage and drift for high-precision signal conditioning applications
• Features zero-drift architecture to maintain accuracy across temperature variations
• Includes a shutdown function for power management in battery-operated systems

Instrumentation, Op Amps, Buffer Amps Applications

• Medical instrumentation requiring high accuracy
• Industrial process control sensors
• Precision data acquisition systems

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix 'SN2T1G' matches the required package (SOT-23-5) and tape-and-reel quantity. Confirm that the automotive-grade qualification aligns with project requirements. Check for any recent obsolescence notices or lifecycle changes from the manufacturer before finalizing procurement plans.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when low offset voltage and drift are critical compared to standard precision amplifiers. Ensure the 1.5 MHz bandwidth meets the signal frequency requirements. Consider the SOT-23-5 package size constraints and thermal dissipation capabilities for the intended PCB layout.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the NCS2180x/NCS2190x family of zero-drift precision amplifiers. The NCV prefix indicates automotive-grade qualification, distinguishing it from the commercial NCS variants. It shares architectural similarities with other members of the series but may differ in specific reliability testing standards.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

NCS21801SN2T1G serves as the commercial equivalent. Verify pinout compatibility if substituting with other precision op-amps in the same package.