CQ2233

Current Sensors Overview

The CQ2233 is a high-speed, small current sensor manufactured by Asahi Kasei Microdevices (AKM). It utilizes open-loop Hall effect technology to provide bidirectional AC/DC current sensing with a detection range of 50A. The device features a response time of 0.5µs and operates on a 3.3V supply voltage. It offers ±1.3% accuracy and ±1% linearity, making it suitable for precise monitoring applications. The sensor draws a maximum supply current of 6.2mA and functions within a temperature range of -40°C to 90°C. Packaged in a 24-LSSOP format with 10 leads, it delivers a voltage output ratio.

Current Sensors Feature Summary

• Open-loop Hall effect technology for non-contact current measurement
• Bidirectional sensing capability for both AC and DC currents
• High-speed response with 0.5µs reaction time
• Compact surface-mount packaging design

Current Sensors Applications

• Industrial motor drive current monitoring
• Power supply overcurrent protection circuits
• Battery management system current sensing
• Inverter and converter control systems

Current Sensors Procurement Notes

Verify the specific manufacturer part number CQ2233 against official AKM documentation to confirm technical specifications and availability status. Ensure that the selected component meets the required electrical parameters for the intended application, including supply voltage and current rating. Cross-reference datasheets for pinout compatibility and thermal performance requirements before finalizing procurement decisions.

Current Sensors Selection Notes

Select this component based on its high-speed response and bidirectional sensing capabilities for dynamic load monitoring. Consider the 3.3V operating voltage and compact LSSOP package for space-constrained designs. Evaluate the ±1.3% accuracy and 0.5µs response time against system timing requirements. Ensure the operating temperature range of -40°C to 90°C aligns with the environmental conditions of the target application.

Current Sensors Part Context

The CQ2233 belongs to AKM's Currentier™ series of current sensors, designed for high-performance industrial and automotive applications. This series emphasizes speed and precision using open-loop Hall effect technology. The component is part of a broader portfolio of magnetic sensors developed by Asahi Kasei Microdevices, leveraging their expertise in semiconductor technology for accurate signal processing.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available for the CQ2233.