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LTC1966MPMS8

LTC1966MPMS8 Description

The LTC1966MPMS8 from Analog Devices Inc. is a precision RMS-to-DC converter housed in an 8-pin MSOP package. Designed for accurate RMS signal measurement, it operates over a 2.7V to 5.5V supply range with a low 155 µA supply current, making it suitable for power-sensitive applications. This obsolete device (ECCN: EAR99) features surface-mount compatibility and a Moisture Sensitivity Level (MSL) 1 rating, ensuring reliability in standard environments. Its true RMS conversion capability ensures high accuracy for complex waveforms, including those with high crest factors.

LTC1966MPMS8 Features

• Low Power Consumption: 155 µA typical supply current extends battery life in portable applications.
• Wide Supply Range: Operates from 2.7V to 5.5V, accommodating both 3V and 5V systems.
• High Accuracy: True RMS conversion with minimal error, even for non-sinusoidal signals.
• Compact Form Factor: 8-pin MSOP package saves board space in dense designs.
• Robust Performance: MSL 1 rating ensures stability in typical manufacturing and storage conditions.

LTC1966MPMS8 Applications

• Energy Monitoring: Ideal for measuring AC power in smart meters and IoT devices.
• Audio Processing: Accurate RMS detection for audio level meters and compression circuits.
• Industrial Sensors: Reliable signal conditioning for vibration, current, or voltage sensors.
• Test & Measurement Equipment: Precision RMS measurement in oscilloscopes and multimeters.

Conclusion of LTC1966MPMS8

The LTC1966MPMS8 excels in applications requiring true RMS-to-DC conversion with low power and high accuracy. While obsolete, its compact design, wide voltage range, and low current draw make it a strong choice for legacy or niche designs. Engineers working on energy monitoring, audio systems, or industrial sensing may find this IC particularly valuable despite its discontinued status. For new designs, consider checking Analog Devices' latest offerings for modern alternatives.