AD627BR-REEL

Instrumentation, Op Amps, Buffer Amps Overview

The AD627BR-REEL is a micropower instrumentation amplifier from Analog Devices Inc., featuring rail-to-rail output swing on single and dual supplies ranging from +2.2 V to ±18 V. It operates with a maximum supply current of 85 μA. Key electrical specifications include a gain range of 5 (no resistor) to 1000, set by one external resistor. The device offers high accuracy with 0.03% typical gain accuracy at G = +5 and 10 ppm/°C typical gain drift. Input offset voltage is maximized at 125 μV with a drift of 1 μV/°C. AC performance includes 83 dB minimum CMRR at G = +5, 80 kHz bandwidth, and 38 nV/√Hz RTI noise at 1 kHz.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Micropower operation with maximum supply current of 85 μA
• Rail-to-rail output swing capability on single and dual supplies
• High DC accuracy with low input offset voltage and drift
• Wide power supply range supporting +2.2 V to ±18 V

Instrumentation, Op Amps, Buffer Amps Applications

• 4 to 20 mA loop-powered applications
• Low power medical instrumentation such as ECG and EEG
• Transducer interfacing
• Thermocouple amplifiers
• Portable battery-powered instruments

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix REEL against official Analog Devices documentation to confirm tape-and-reel packaging configuration. Ensure the BR grade matches required offset voltage and CMRR specifications for the design. Cross-reference the datasheet revision date to validate parameter consistency. Confirm RoHS compliance status through the manufacturer's official product page or certified data sheet before procurement.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when low power consumption is critical alongside high precision requirements. The integrated instrumentation amplifier architecture simplifies design compared to discrete solutions. Verify that the 80 kHz bandwidth meets signal frequency needs. Check if the single-resistor gain setting aligns with circuit constraints. Consider the rail-to-rail output for maximizing dynamic range in low-voltage systems.

Instrumentation, Op Amps, Buffer Amps Part Context

The AD627 series represents Analog Devices' micropower instrumentation amplifier family. The BR variant specifies tighter DC performance limits compared to other grades. This component integrates precision resistors and amplifiers into a single package. It serves as a direct replacement for discrete instrumentation amplifier designs requiring lower power and smaller footprint.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.