Cirrus Logic

CS5490-ISZR

CS5490-ISZR Description

The CS5490-ISZR is a high-performance integrated circuit (IC) designed for energy metering applications, manufactured by Cirrus Logic Inc. This device is part of the Power Management (PMIC) category and is specifically tailored for precise energy measurement in single-phase systems. The CS5490-ISZR is housed in a 16SOIC package, making it suitable for surface mount applications. It operates within a supply voltage range of 3 V to 3.6 V and draws a supply current of 3.9 mA, ensuring efficient power usage.

The CS5490-ISZR is classified under the ECCN code EAR99 and is REACH Unaffected, adhering to stringent environmental and safety standards. It is also RoHS3 Compliant ensuring, it meets the latest regulatory requirements for hazardous substances. The device has an input impedance of 30 kOhm and 2 MOhm, and it achieves a measurement error of only 0.1%, providing highly accurate energy readings. It is designed to measure energy in 2 x single-phase systems, making it versatile for various metering applications.

CS5490-ISZR Features

The CS5490-ISZR offers several unique features that set it apart from similar energy metering ICs:

• High Accuracy: With a measurement error of just 0.1%, the CS5490-ISZR ensures precise energy readings, which is crucial for accurate billing and energy management.
• Dual Single-Phase Metering: The ability to measure energy in two single-phase systems simultaneously enhances its versatility and applicability in diverse metering scenarios.
• Low Power Consumption: Drawing only 3.9 mA of supply current, the CS5490-ISZR is highly energy-efficient, making it suitable for battery-operated or low-power applications.
• Wide Supply Voltage Range: Operating within a 3 V to 3.6 V supply voltage range, the device is adaptable to various power supply conditions.
• Surface Mount Compatibility: The surface mount mounting type and 16SOIC package make it easy to integrate into modern PCB designs.
• Environmental Compliance: The CS5490-ISZR is REACH Unaffected and RoHS3 Compliant, ensuring it meets global environmental and safety standards.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the device is suitable for use in environments with varying humidity levels.

CS5490-ISZR Applications

The CS5490-ISZR is ideal for a range of applications where precise energy measurement is required. Some specific use cases include:

• Residential Energy Meters: The dual single-phase metering capability makes it suitable for measuring energy consumption in residential buildings with multiple single-phase circuits.
• Commercial Energy Meters: In commercial settings, the CS5490-ISZR can accurately measure energy usage, aiding in cost-effective energy management.
• Smart Grid Applications: The device's high accuracy and low power consumption make it ideal for smart grid systems where energy data is critical for grid management and optimization.
• Battery-Powered Devices: Its low power consumption and wide supply voltage range make it suitable for energy metering in battery-powered devices, such as portable energy monitors.

Conclusion of CS5490-ISZR

The CS5490-ISZR from Cirrus Logic Inc. is a robust and versatile energy metering IC that offers high accuracy, low power consumption, and environmental compliance. Its ability to measure energy in dual single-phase systems and its surface mount compatibility make it a valuable component for modern energy metering applications. Whether used in residential, commercial, or smart grid systems, the CS5490-ISZR provides reliable and precise energy measurement, ensuring efficient energy management and compliance with regulatory standards.