CT425-HSN850DR

Current Sensors Overview

The CT425-HSN850DR is a magnetoresistive current sensor from the XtremeSense Crocus series. It features a 50A detection range with 80mV/A sensitivity and ±1% accuracy. Operating on 4.75V to 5.5V, it consumes 9mA max supply current. The device offers a 300ns response time and DC to 1MHz frequency bandwidth. Packaged in an 8-SOIC surface-mount case, it supports unidirectional AC/DC measurement across -40°C to 125°C.

Current Sensors Feature Summary

• Utilizes XtremeSense TMR technology for ultra-low noise performance
• Provides high linearity of ±0.2% for precise signal integrity
• Features a compact 8-SOIC surface-mount package design

Current Sensors Applications

• Motor control systems
• Power supply monitoring
• Industrial automation equipment

Current Sensors Procurement Notes

Verify the specific suffix HSN850DR against official Allegro documentation to confirm exact electrical tolerances and temperature ranges. Ensure compatibility with the designated evaluation board CTD425-50AC if testing is required. Confirm RoHS3 compliance status prior to final procurement decisions.

Current Sensors Selection Notes

Select this component for applications requiring high precision current sensing within a small footprint. The 80mV/A sensitivity provides adequate output resolution for standard ADC interfaces. Consider the 1MHz bandwidth when designing circuits for high-frequency switching environments or fast transient detection requirements.

Current Sensors Part Context

This part belongs to the Allegro XtremeSense Crocus family, utilizing Tunnel Magnetoresistance (TMR) technology. It serves as a modern alternative to traditional Hall-effect sensors, offering improved accuracy and lower noise. The CT425 variant specifically targets general-purpose current sensing needs in industrial and automotive sectors.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.