HC5FW 900-S/SP1

Current Sensors Overview

The HC5FW 900-S/SP1 is an open-loop Hall effect current sensor designed for electronic measurement of DC, AC, or pulsed currents in high power and low voltage automotive applications. It features a supply voltage range of 4.75V to 5.25V with a maximum supply current of 25mA. The device offers a sensitivity of 2.22mV/A and a response time of 6µs. Electrical performance includes linearity of ±1% and accuracy of ±3%, with a frequency bandwidth of 40kHz. Operating temperature spans -40°C to 125°C, supporting unidirectional polarization.

Current Sensors Feature Summary

• Open-loop Hall effect technology for precise current detection
• Optimized for high power and low voltage automotive environments
• Capable of measuring DC, AC, and pulsed current signals

Current Sensors Applications

• High power automotive systems
• Low voltage automotive electronics
• DC current measurement circuits
• AC current monitoring applications
• Pulsed current detection modules

Current Sensors Procurement Notes

Verify the specific suffix SP1 against official LEM documentation to confirm pinout and packaging configuration. Ensure the procurement source provides valid traceability for automotive-grade components. Cross-reference the part number with the latest datasheet revisions to confirm compatibility with target system requirements before finalizing orders.

Current Sensors Selection Notes

Select this component when designing for automotive environments requiring robust DC, AC, or pulsed current sensing. The 4.75V to 5.25V supply range suits standard 5V logic interfaces. Consider the ±3% accuracy and 40kHz bandwidth for applications demanding moderate precision and fast transient response within the specified temperature range.

Current Sensors Part Context

This model belongs to the HC5FW series from LEM USA Inc., specialized for automotive current sensing. The family utilizes open-loop Hall effect principles to deliver reliable performance in demanding electrical environments. The HC5FW 900-S/SP1 variant specifically addresses high-current measurement needs within low-voltage automotive architectures.

Current Sensors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify direct replacements only through official LEM channels or updated cross-reference lists.

Current Sensors FAQ

What type of current can the HC5FW 900-S/SP1 measure?

It measures DC, AC, or pulsed currents.

What is the operating temperature range?

-40°C to 125°C.