HAH3DR 800-S0E

Current Sensors Overview

The HAH3DR 800-S0E is an open-loop Hall effect current sensor transducer manufactured by LEM USA Inc. Designed for high-power applications, this unidirectional module measures primary currents up to 800 A with a proportional isolated output. The device features a compact design suitable for integration into thick busbars via cable connectors. It provides accurate measurement of DC and AC currents, offering low offset and high linearity across specified temperature ranges.

Current Sensors Feature Summary

• Open-loop Hall effect technology for precise magnetic field detection
• Proportional current output compatible with standard ADCs
• High global accuracy and excellent linearity within operational limits
• Robust construction for high dv/dt environments in power modules

Current Sensors Applications

• Automotive traction inverters for xEV platforms
• High-power motor control systems
• IGBT and SiC inverter power modules

Current Sensors Procurement Notes

Verify the specific suffix designation against official LEM documentation to confirm mechanical interface compatibility. Ensure the selected variant matches the required mounting configuration for busbar integration. Cross-reference part numbers with authorized distributors to guarantee authenticity and traceability of the semiconductor components.

Current Sensors Selection Notes

Select this model when integrating sensors directly onto thick busbars rather than internal module slots. Consider the S0x series variants for external cabling requirements. Evaluate thermal management needs alongside the sensor's specified operating temperature range to ensure long-term reliability in high-current automotive environments.

Current Sensors Part Context

This component belongs to the HAH3DR series, a family of three-phase current sensors developed specifically for electric vehicle traction inverters. The series includes various ratings and mounting options, such as the S07/SPx versions for internal module installation and S0x versions for external busbar mounting, providing flexibility for different power electronics designs.

Current Sensors Replacement Considerations

Consult official LEM substitution guides for direct equivalents. Verify that any alternative maintains identical electrical characteristics, including nominal current rating and output voltage levels, to ensure system compatibility without redesigning the signal conditioning circuitry.