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HAH1BVW S/SP105 is listed in the Current Sensors range at ChipApex. The manufacturer field lists LEM USA Inc.. Its product description is TRANSDUCER. Review the specifications below when checking this part for your BOM.
The HAH1BVW S/SP105 is a single-channel, open-loop Hall effect current sensor manufactured by LEM USA Inc. Designed for unidirectional AC and DC current measurement, this module features a primary current rating of 100A with a sensitivity of 20mV/A. It operates on a supply voltage range of 4.5V to 5.5V, drawing a maximum supply current of 12mA. The device provides a voltage output and ensures high linearity of ±1%. It supports frequencies from DC to 70Hz with a response time of 10ms. The sensor is rated for operation between -40°C and 125°C and utilizes base mounting in a single-module package.
Verify the specific suffix code (e.g., S/SP105) against official LEM documentation to ensure correct pinout and mechanical dimensions. Confirm that the required primary current rating aligns with the 100A specification. Check for any automotive qualification requirements if used in vehicle applications. Ensure supply voltage constraints are met within the 4.5V to 5.5V range. Validate mounting hardware compatibility with the base-mount design.
Select this component when unidirectional current measurement up to 100A is required with high linearity. Consider the 10ms response time for applications not requiring ultra-fast transient detection. Evaluate the -40°C to 125°C operating range against environmental conditions. Compare sensitivity and output voltage levels with downstream ADC or amplifier inputs. Assess physical space constraints for the single-module package style.
This part belongs to the HAH1BVW series of automotive-grade current sensors from LEM. The series is designed for high-reliability applications in electric and hybrid vehicles. These sensors utilize open-loop Hall technology to provide galvanic isolation between the high-current primary circuit and the low-voltage secondary control circuitry. The family emphasizes compact size and robust thermal stability for under-hood or battery pack integration.
CSHV100A-001 by Honeywell Sensing and Productivity Solutions is listed as a similar alternative.
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