CZ3813

Current Sensors Overview

The CZ3813 is a Hall effect current sensor manufactured by Asahi Kasei Microdevices/AKM. It features an open-loop bidirectional sensing architecture with a single channel and a maximum sensing current of 33A. The device supports both AC and DC measurement applications. It is housed in a 10-SMD, Gull Wing package. The component status is listed as obsolete.

Current Sensors Feature Summary

• Open-loop Hall effect technology for current detection
• Bidirectional sensing capability for AC and DC currents
• Single-channel configuration

Current Sensors Applications

• AC/DC current measurement systems
• Power electronics monitoring
• Industrial control circuits

Current Sensors Procurement Notes

This component is officially marked as obsolete by the manufacturer. Procurement should be approached with caution due to potential supply chain limitations. Verify availability through authorized distributors or secondary market channels. Ensure that any sourced units are genuine and match the specified 10-SMD Gull Wing package. Consider design-in risks associated with end-of-life components.

Current Sensors Selection Notes

Engineers requiring current sensing solutions should evaluate this part against active alternatives from the same manufacturer. The open-loop topology offers specific performance characteristics suitable for general-purpose monitoring. Verify that the 33A sensing limit meets system requirements. Check compatibility with existing PCB footprints for the 10-SMD Gull Wing package before finalizing selection.

Current Sensors Part Context

Asahi Kasei Microdevices utilizes Hall element technology developed over decades for its sensor lineup. The CZ3813 belongs to this family, leveraging thin-film Hall principles for reliable current detection. This technology has been widely applied in various electronic devices, including cooling fans and industrial equipment, establishing a foundation for robust sensor performance.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, direct replacements may require evaluating newer series such as the CZ39 or CZ3K which feature advanced specifications like faster response times or digital outputs.