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LF 2010-S/SP21 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 LF 2010-S/SP21 is a single-channel Hall effect current transducer designed for the galvanically isolated measurement of direct, alternating, and pulsed currents. It features a primary nominal current rating of 200 A with a secondary output configured as a ratio type. The device operates within a frequency range extending from DC to 150 kHz, ensuring accurate signal reproduction for dynamic applications. It provides high precision with an accuracy of ±0.4% and a linearity of ±0.1%. The unit supports supply voltages between ±15 V and 24 V, drawing a maximum supply current of 228 mA. It functions reliably across a wide operating temperature range from -40°C to +85°C.
Verify that the specific suffix SP21 matches the required pinout configuration for your PCB layout or wiring harness. Confirm that the thermal management requirements align with the expected ambient temperatures during operation. Ensure the supply voltage stability meets the specified range to maintain the stated accuracy levels. Check for any specific mounting torque specifications provided in the official mechanical drawings to ensure secure installation.
Select this model when a 200 A nominal current capacity is required with high bandwidth up to 150 kHz. The ±0.4% accuracy makes it suitable for critical control loops where precise feedback is essential. Consider the base-mount package style if space constraints allow for larger modules compared to surface-mount alternatives. Evaluate the need for galvanic isolation in noisy electrical environments typical of industrial motor drives.
This component belongs to the LF series of current transducers from LEM USA Inc., which are engineered for industrial applications requiring robust performance. The series utilizes closed-loop compensation techniques to minimize errors caused by temperature variations and magnetic field disturbances. These transducers are widely used in power conversion systems where reliability and long-term stability are paramount for system integrity.
Public confirmed substitute part numbers: HTB 100-P, HAL 50-S/SP1, HMS 05-P, CASR 6-NP.
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