LEM LTSR 25-NP Closed Loop AC/DC Hall Effect Sensor Features Closed loop current transducer Voltage output 4.3kV Isolation Frequency bandwidth 200kHz Single supply + 5 V Galvanic isolation between primary and secondary Low power consumption Compact design for PCB mounting Vref IN Vref OUT Multirange through PCB rounting Advantages LXSR footprint compatible Excellent accuracy Zero insertion losses Very good linearity Very good dv/dt immunity High immunity to external intereference Current overload capability Optimised response time Applications AC variable speed and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Standards EN 50178: 1997 UL 508: 2013 IEC 61010-1(safety) Application Domain Industrial Specification LEM Part Number LTSR 25-NP Technology Closed Loop Multirange Hall Effect Aperture ø3.2mm ROHS Yes Supply Voltage 5 VDC Load Current (RMS + DC) 25 Amp Measurement Range +/-80 Amp Output 2.5 Vref Isolation 3 kV Bandwidth DC-200 kHz Mounting Style PCB Mount Operating Temperature Range -40°C / 85°C Accuracy 0.2% Termination Style PCB Unit Weight 9g Factory Packaging 3 Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition Alternatives LXSR 25-NPS

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LEM LAH 25-NP,  Multi Range C/L Current Sensor, Multi Range 25 Amp, 25mA Out, PCB Mount, +/-12..15V, X = 0.25% PCB Mount Features Bandwidth DC to 200kHz Multi Range through pin selection Closed loop transducer using Hall effect Compact and versatile PCB Mount Insulated plastic case recognized according to UL 94-V0 Advantages Very good linearity High accuracy Low temperature drift Wide frequency bandwidth Very low insertion losses High immunity to external interference Current overload capability Low power consumption Applications AC variable speed drives and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Water Treatment Electronics Specification LEM Part Number LAH 25-NP Technology Closed Loop Hall Effect Aperture No Aperture ROHS Yes Supply Voltage +/-12..15 VDC Bipolar, Isolated Load Current (RMS + DC) 8,12,25 Amp Multirange through pin selection Measurement Range +/-55 Amp Output 25 mA Isolation 5 kV Bandwidth DC-200 kHz Mounting Style PCB Mount Operating Temperature Range -40°C / 85°C Accuracy 0.3% Termination Style Through Hole PCB Unit Weight 20g Factory Pack Quantity 25   Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition

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LEM LA 55-P Series Closed Loop AC/DC Hall Effect Sensor Features Bandwidth DC to 200kHz Closed loop transducer using Hall effect Compact and versatile PCB Mount Insulated plastic case recognized according to UL 94-V0 Advantages Very good linearity High accuracy Low temperature drift Wide frequency bandwidth Very low insertion losses High immunity to external interference Current overload capability Low power consumption Applications AC variable speed drives and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Water Treatment Electronics Specification LEM Part Number LA55-P Technology Closed Loop Hall Effect Aperture 13.5 x 10mm ROHS Yes Supply Voltage +/-12..15 VDC Bipolar, Isolated Load Current (RMS + DC) 50 Amp Measurement Range +/-70 Amp Output 50 mA Isolation 2.5 kV Bandwidth DC-200 kHz Mounting Style PCB Mount Operating Temperature Range -10°C / 85°C Accuracy 0.65% Termination Style Through Hole PCB Unit Weight 18g Factory Pack Quantity 25 Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition

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LEM LA 305-S Closed Loop AC/DC Hall Effect Sensor Features Bandwidth DC to 100kHz Closed loop transducer using Hall effect Insulated plastic case recognized according to UL 94-V0 Advantages Very good linearity High accuracy Low temperature drift Wide frequency bandwidth Very low insertion losses High immunity to external interference Current overload capability Low power consumption Applications AC variable speed drives and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Water Treatment Electronics Specification LEM Part Number LA305-S Technology Closed Loop Hall Effect Aperture 25.5 x 25.5mm ROHS Yes Supply Voltage +/-12..15 VDC Bipolar, Isolated Load Current (RMS + DC) 300 Amp Measurement Range +/-500 Amp Output 150mA Isolation 6 kV Bandwidth DC-100 kHz Mounting Style Panel Mount Operating Temperature Range -10°C / 85°C Accuracy 0.65% Termination Style Molex series 70543-0003 Unit Weight 95g Factory Pack Quantity 60 Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition

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LEM LA 25-NP/SP13, C/L Hall Effect Current Sensor, Multi Range 0.5 Amp, 25mA Output, PCB Mount, No Aperture Features Bandwidth DC to 150kHz Closed loop transducer using Hall effect Compact and versatile PCB Mount Insulated plastic case recognized according to UL 94-V0 Advantages Very good linearity High accuracy Low temperature drift Wide frequency bandwidth Very low insertion losses High immunity to external interference Current overload capability Low power consumption Applications AC variable speed drives and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Water Treatment Electronics Specification LEM Part Number LA25-NP/SP13 Technology Closed Loop Hall Effect Aperture No Aperture ROHS Yes Supply Voltage +/-15 VDC Bipolar, Isolated Load Current (RMS + DC) 0.5 Amp Measurement Range +/-0.72 Amp Output 25 mA Isolation 2.5 kV Bandwidth DC-150 kHz Mounting Style PCB Mount Operating Temperature Range -40°C / 85°C Accuracy 0.5% Termination Style Through Hole PCB Unit Weight 22g Factory Pack Quantity 25   Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition  

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LEM LA 25-NP, C/L Hall Effect Current Sensor, Multi Range 25,12,8,6,5 Amp, 25mA Output, PCB Mount, No Aperture Features Bandwidth DC to 150kHz Multi Range through pin selection Closed loop transducer using Hall effect Compact and versatile PCB Mount Insulated plastic case recognized according to UL 94-V0 Advantages Very good linearity High accuracy Low temperature drift Wide frequency bandwidth Very low insertion losses High immunity to external interference Current overload capability Low power consumption Applications AC variable speed drives and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Water Treatment Electronics Specification LEM Part Number LA25-NP Technology Closed Loop Hall Effect Aperture No Aperture ROHS Yes Supply Voltage +/-15 VDC Bipolar, Isolated Load Current (RMS + DC) 5,6,8,12,25 Amp Multirange through pin selection Measurement Range +/-36 Amp Output 25 mA Isolation 2.5 kV Bandwidth DC-150 kHz Mounting Style PCB Mount Operating Temperature Range -40°C / 85°C Accuracy 0.5% Termination Style Through Hole PCB Unit Weight 22g Factory Pack Quantity 25   Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition  

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LEM LA 205-S Closed Loop AC/DC Hall Effect Sensor Features Bandwidth DC to 100kHz Closed loop transducer using Hall effect Panel Mount Insulated plastic case recognized according to UL 94-V0 Advantages Very good linearity High accuracy Low temperature drift Wide frequency bandwidth Very low insertion losses High immunity to external interference Current overload capability Low power consumption Applications AC variable speed drives and servo motor drives Static converters for DC motor drives Battery supplied applications Uninterruptible Power Supplies (UPS) Switched Mode Power Supplies (SMPS) Power supplies for welding applications Water Treatment Electronics Specification LEM Part Number LA205-S Technology Closed Loop Hall Effect Aperture 18 x 23mm ROHS Yes Supply Voltage +/-12..15 VDC Bipolar, Isolated Load Current (RMS + DC) 200 Amp Measurement Range +/-300 Amp Output 100mA Isolation 3.25 kV Bandwidth DC-100 kHz Mounting Style Panel Mount Operating Temperature Range -10°C / 85°C Accuracy 0.8% Termination Style Molex series 5046 4 pins Unit Weight 110g Factory Pack Quantity 6 Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition

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