CR5220-300

Current Sensors Overview

The CR5220-300 is a Hall effect, closed-loop DC current transducer manufactured by CR Magnetics Inc. It features a solid core design with unidirectional polarization and supports a maximum sensing current of 300A. The device operates on a 24V supply with a maximum current consumption of 100mA. It provides a response time of 250ms and functions within an operating temperature range of 0°C to 50°C. This module integrates advanced sensor technology for accurate electrical current monitoring in single-element applications.

Current Sensors Feature Summary

• Utilizes Hall effect closed-loop technology for precise current measurement
• Features a solid core design suitable for direct conductor insertion
• Provides unidirectional sensing capability for DC current applications

Current Sensors Applications

• DC current monitoring in industrial power systems
• Battery management system current sensing
• Electric vehicle drive train current measurement
• Precision power supply output monitoring

Current Sensors Procurement Notes

Verify the specific part number suffix against official CR Magnetics documentation to ensure correct specifications. Confirm that the required supply voltage matches the 24VDC requirement and that the thermal environment stays within the 0°C to 50°C operating range. Check for RoHS compliance status if environmental regulations apply to your assembly. Ensure the unidirectional nature aligns with your circuit's current flow direction requirements before procurement.

Current Sensors Selection Notes

Select this component when a robust, isolated solution for high-current DC measurement is required. The 300A rating suits heavy-duty applications where standard shunt resistors may introduce excessive heat or voltage drop. Consider the 250ms response time for control loop stability; it is suitable for steady-state monitoring but may be slow for high-frequency transient detection. The solid core design simplifies installation compared to split-core alternatives requiring mechanical fastening.

Current Sensors Part Context

This model belongs to the CR5200 series of current sensors from CR Magnetics Inc. The series utilizes magnetic clamping principles combined with Hall effect sensing to achieve isolation between the primary conductor and secondary output. The CR5220 variant specifically denotes the closed-loop architecture, which offers higher linearity and bandwidth compared to open-loop designs. It is designed as a module for integration into larger power electronics assemblies.

Current Sensors Replacement Considerations

Direct substitutes include the CR5210-300 and CR5220S-300. Verify interface compatibility and mounting dimensions before swapping. The CR5220S-300 shares similar specifications but may differ in packaging or sensitivity. Always cross-reference pinouts and supply requirements with the manufacturer's comparison datasheets to ensure functional equivalence in the existing circuit.