Analog Devices Inc.

AD737JNZ  

RMS to DC Converters

AD737JNZ Description

The AD737JNZ from Analog Devices Inc. is a precision, low-power RMS-to-DC converter housed in an 8-pin DIP package. Designed for accurate measurement of true root-mean-square (RMS) values of AC signals, it operates with a supply current of just 170 µA, making it ideal for power-sensitive applications. The device complies with ROHS3 and REACH standards, ensuring environmental safety, and features a Moisture Sensitivity Level (MSL) of 1, allowing unlimited floor life. Its through-hole mounting simplifies prototyping and integration into legacy systems.

AD737JNZ Features

• Low Power Consumption: Operates at 170 µA supply current, suitable for battery-powered instruments.
• High Accuracy: Delivers precise RMS conversion for complex waveforms (sine, square, or distorted signals).
• Wide Input Range: Accommodates AC signals with crest factors up to 5, ensuring versatility.
• Robust Packaging: 8-pin DIP (Tube) for reliable through-hole assembly.
• Compliance: ROHS3, REACH Unaffected, and ECCN EAR99 certified for global deployment.
• Low Error: Typical ±0.2 mV offset voltage enhances measurement fidelity.

AD737JNZ Applications

• Test & Measurement: RMS voltage/current monitoring in multimeters, oscilloscopes, and data loggers.
• Industrial Controls: Power monitoring in motor drives, inverters, and energy meters.
• Audio Equipment: True RMS detection in audio analyzers and loudspeaker systems.
• Portable Devices: Low-power RMS sensing in handheld instrumentation due to minimal current draw.
• Automotive: AC signal conditioning in vehicle diagnostics and battery management.

Conclusion of AD737JNZ

The AD737JNZ stands out as a high-precision, low-power RMS-to-DC converter, combining accuracy with energy efficiency. Its wide input range, compliance with environmental standards, and through-hole design make it a preferred choice for industrial, automotive, and portable applications. Engineers benefit from its ease of integration and reliable performance in demanding signal-processing tasks. For systems requiring true RMS conversion without excessive power drain, the AD737JNZ delivers an optimal balance of functionality and efficiency.

AD737JNZ Documents

Download datasheets and manufacturer documentation for AD737JNZ

Datasheets :

AD737 Series