AD737JRZ

Overview

The AD737JRZ is a true RMS-to-DC converter integrated circuit manufactured by Analog Devices Inc. It operates within a supply voltage range of 2.5 V to 16.5 V and draws a typical operating current of 160 µA. The device is housed in an 8-pin SOIC package and supports surface-mount installation. It functions across an industrial temperature range from -40°C to +85°C. This component converts AC input signals into a DC output proportional to the root mean square value, suitable for precision measurement applications.

Feature Summary

• Performs true RMS-to-DC conversion for accurate signal measurement
• Operates on low single-supply voltages ranging from 2.5 V to 16.5 V
• Features low power consumption with minimal quiescent current draw

Applications

• Precision AC voltage and current measurement systems
• Audio level metering and analysis equipment
• Power monitoring instrumentation

Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm packaging configuration. The base part number may correspond to tube packaging, while reel variants exist. Confirm RoHS compliance status and ensure the selected variant matches the required manufacturing assembly process before procurement.

Selection Notes

Select this component when high accuracy RMS conversion is required in space-constrained designs. The SOIC-8 package facilitates automated surface-mount assembly. Ensure the application voltage remains within the specified 2.5 V to 16.5 V limits and that the thermal environment stays within the -40°C to +85°C operational range for reliable performance.

Part Context

This device belongs to the AD737 series of specialized power management and signal processing ICs. It serves as a dedicated solution for converting complex waveforms into measurable DC levels. The series is designed for applications requiring precise amplitude detection without relying on average-responding rectifiers.

Replacement Considerations

Consult official substitution guides for verified equivalents. Generic replacements may not match the true RMS architecture or specific electrical characteristics.