LTC 1000-S/SP1

Current Sensors Overview

The LTC 1000-S/SP1 is a closed-loop Hall effect current transducer designed for precise measurement of AC, DC, and pulsed currents. It features a primary nominal current of 1000A and a secondary output signal of 200mA. The device operates with a supply voltage range of ±15V to 24V and maintains an accuracy of ±0.4%. It supports bidirectional current flow and provides galvanic isolation between the primary and secondary circuits.

Current Sensors Feature Summary

• Closed-loop Hall effect technology ensures high precision and linearity
• Galvanic isolation between primary and secondary circuits for safety
• Capable of measuring AC, DC, and pulsed current waveforms
• Bidirectional operation allows detection of current in both directions

Current Sensors Applications

• Industrial motor drives and control systems
• Power supply monitoring and protection circuits
• Inverter and converter applications
• Battery management systems in electric vehicles

Current Sensors Procurement Notes

Verify the specific suffix (SP1) against the manufacturer's latest datasheet to confirm pinout configuration and mechanical dimensions. Ensure that the supply voltage requirements match the application design, as the device requires a dual or single supply within the specified range. Confirm that the thermal management strategy accommodates the power dissipation characteristics under maximum load conditions.

Current Sensors Selection Notes

Select this component when high-accuracy measurement of high-current signals is required in electrically noisy environments. The closed-loop architecture offers superior dynamic response compared to open-loop sensors. Consider the physical mounting constraints and the need for galvanic isolation when integrating into high-voltage systems. Evaluate the bandwidth requirements to ensure compatibility with the signal frequencies present in the target application.

Current Sensors Part Context

This model belongs to LEM's LTC series of current transducers, which are engineered for robust performance in demanding industrial applications. The series utilizes advanced Hall effect sensing combined with magnetic feedback loops to minimize errors. These transducers are widely used in power electronics where reliability and precision are critical for system stability and safety compliance.

Current Sensors Replacement Considerations

Direct replacements may include other models from the LTC series with similar current ratings, such as the LTC 1000-S/SP21, provided that pin compatibility and electrical specifications align. Cross-referencing with competitor products requires careful verification of interface definitions and mounting hole patterns to ensure mechanical fit without modification.