Current Sensing Modules
Hall Shunt Module (HSM-800)
Dual-Channel Redundant Current Sensing for Functional Safety Applications
High-Accuracy Current Sensing with Redundancy Built In
Engineered for ASIL-compliant and ISO 26262-certified systems.
Dual-Sensor Smart Current Monitoring for Fail-Safe EV Systems
The HSM-800 integrates precision Cu-Mn shunt sensing with galvanically isolated Hall effect technology to deliver redundant, high-accuracy current measurement. Built for safety-critical EV applications, it also features an embedded PT100 sensor for real-time temperature tracking and advanced battery diagnostics including SOC, SOH, and SOF.
Electrical & Performance Specifications
Parameter | Value | Unit |
Peak Input Current Range | ±800 | A |
Continuous Input Current | ±380 | A |
Cu-Mn Shunt Resistance | 100 | μOhm |
Hall Sensor Sensitivity | 2.50 | mV/A |
Operating Temperature Range | -50…±150 | °C |
PT100 Temperature Sensor | 100 | Ohm |
Designed for Safety and Performance
Core Components of the HSM-800
Cu-Mn Shunt Resistor
Enables precise analog current measurement with minimal resistance and thermal drift.
Galvanically Isolated Hall Sensor
Provides fully redundant digital current measurement with high sensitivity (2.50 mV/A).
PT100 Temperature Sensor
Monitors ambient conditions to support thermal compensation and SOC/SOH calculations.
Robust Construction
Optimized for high-voltage environments, rugged usage, and elevated operating temperatures.
Applications
Ideal for Remote and Autonomous Applications
High Voltage Battery Monitoring
Accurate current flow tracking in traction and auxiliary battery systems.
Electric & Hybrid Electric Vehicles (EV / HEV)
Complies with functional safety standards for vehicle electrification platforms.
Junction Boxes & Battery Management Units
Redundant current sensing enhances fault detection and system diagnostics.
Renewable Energy Storage
Applied in smart inverters and battery-powered equipment requiring reliability.
Trust, Reliability & Quality
ISO 45001
Occupational Health and Safety (OH&S) management systems
ISO 14001
Environmental Management Systems (EMS)
ISO 9001
Quality Management Systems (QMS)
IATF 16949
International Standard for Automotive Management Systems
AS 9100
Aerospace Quality Management System (QMS)
Frequently Asked Questions
The combination provides redundancy, allowing one system to back up the other. Shunt offers high precision, while the Hall sensor adds galvanic isolation and digital measurement capabilities.
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