AD736JNZ True RMS-to-DC Converter

The AD736JNZ from Analog Devices Inc. is a highly accurate, low power, true RMS-to-DC converter that provides a precise conversion from an AC voltage input to a DC equivalent output. Designed to have a wide bandwidth, this integrated circuit is capable of measuring signals with a crest factor of up to 6 and frequencies up to 1MHz for the AD736J version. This makes it an ideal choice for a broad range of applications, including audio signal processing, precision power measurement, and instrumentation.

This robust component features a simple two-pin external connection for setting the full-scale RMS value, which can be adjusted to accommodate various input ranges. Its versatility is further enhanced by its ability to operate with single-ended input or differential input signals, providing design flexibility for system integrators and engineers.

The AD736JNZ operates from a single +5V supply or dual ±15V supplies, making it suitable for battery-powered devices and conventional power supply configurations alike. The low power consumption of this device, typically 1mW at +5V, ensures minimal impact on system power budgets, which is critical for portable and remote sensing applications.

With its high accuracy and very low input offset error, the AD736JNZ delivers reliable performance even in the presence of wide temperature variations, maintaining stability over a temperature range of 0°C to +70°C. Its compact 8-pin PDIP package allows for efficient use of board space in densely packed designs.

Key features of the AD736JNZ include:

• True RMS-to-DC conversion
• Wide bandwidth: up to 1MHz
• Low power operation: 1mW at +5V
• Flexible supply voltage: +5V or ±15V
• Adjustable full-scale value via external pins
• High accuracy with low input offset error
• Temperature stable performance
• Compact 8-pin PDIP package

In conclusion, the AD736JNZ by Analog Devices Inc. is a high-performance, reliable solution for true RMS-to-DC conversion in a variety of electronic systems. Its precision, low power consumption, and flexible design options make it an excellent choice for professionals seeking to integrate accurate RMS measurements into their designs.