Changsha Purple Horn E-Commerce Co., Ltd.
| working temperature | -40℃~+85℃ |
| Current Range | 5A;6A;8A;12A;25A |
| Voltage - Supply | ±15V |
| Band Width | 150kHz |
| Bidirectional Current Detection | Support |
| Description | Through Hole Current Sensors RoHS |
| Mfr. Part # | LA25-NP |
| Package | Through Hole |
| Model Number | LA25-NP |
View Detail Information
Explore similar products
High accuracy Allegro CT431-HSWF20MR current sensor with 16 lead SOIC wide
High precision current measurement system Isabellenhuette IVT-S-1K-U3-I-CAN1-12
current sensing ic Allegro ACS772LCB-050B-PFF-T with ultra loss and high voltage
Hall Effect Automotive Current Transducer LEM HC5F500-S with Open Loop Design
Product Specification
| working temperature | -40℃~+85℃ | Current Range | 5A;6A;8A;12A;25A |
| Voltage - Supply | ±15V | Band Width | 150kHz |
| Bidirectional Current Detection | Support | Description | Through Hole Current Sensors RoHS |
| Mfr. Part # | LA25-NP | Package | Through Hole |
| Model Number | LA25-NP |
The LEM LA 25-NP is a closed-loop Hall effect current transducer designed for precise electronic measurement of DC, AC, and pulsed currents with galvanic isolation between primary and secondary circuits. It offers excellent accuracy, very good linearity, low temperature drift, optimized response time, and a wide frequency bandwidth, making it suitable for various industrial applications including AC and DC motor drives, UPS, SMPS, and welding power supplies. The transducer features an isolated plastic case recognized according to UL 94-V0 and provides high immunity to external interference and current overload capability.
| Parameter | Value | Unit | Notes | ||||
| Electrical Data | |||||||
| Primary nominal current rms (IPN) | 25 | A | |||||
| Primary current, measuring range (IPM) | 0 .. 36 | A | |||||
| Secondary nominal current rms (ISN) | 25 | mA | |||||
| Conversion ratio (KN) | 1-2-3-4-5 : 1000 | ||||||
| Supply voltage (VC) ( 5 %) | 15 | V | |||||
| Current consumption (IC) | 10 + IS | mA | |||||
| Accuracy - Dynamic performance data | |||||||
| Accuracy @ IPN, TA = 25C | 0.5 % | Max | |||||
| Linearity error (L) | < 0.2 | % Typ | |||||
| Offset current (IO) @ IP = 0, TA = 25C | 0.05 / 0.15 | mA | Typ / Max | ||||
| Magnetic offset current (IOM) @ IP = 0 and specified RM, after overload | 0.05 / 0.15 | mA | Typ / Max | ||||
| Temperature variation of IO (0C .. + 25C) | 0.06 / 0.25 | mA | Typ / Max | ||||
| Temperature variation of IO (+ 25C .. + 70C) | 0.10 / 0.35 | mA | Typ / Max | ||||
| Temperature variation of IO (- 25C .. + 85C) | 0.5 | mA | Max | ||||
| Temperature variation of IO (- 40C .. + 85C) | 1.2 | mA | Max | ||||
| Response time (tr) to 90 % of IPN step | < 1 | s | |||||
| di/dt accurately followed | > 50 | A/s | |||||
| Frequency bandwidth (- 1 dB) (BW) | DC .. 150 | kHz | |||||
| General Data | |||||||
| Ambient operating temperature (TA) | - 40 .. + 85 | C | |||||
| Ambient storage temperature (TS) | - 45 .. + 90 | C | |||||
| Primary coil resistance per turn (RP) @ TA = 25C | < 1.25 | m | |||||
| Secondary coil resistance (RS) @ TA = 70C | 110 | ||||||
| Secondary coil resistance (RS) @ TA = 85C | 115 | ||||||
| Isolation resistance (RIS) @ 500 V, TA = 25C | > 1500 | M | |||||
| Mass | 22 | g | |||||
| Isolation Characteristics | |||||||
| Rms voltage for AC insulation test (Vd), 50 Hz, 1 min | 2.5 | kV | |||||
| Impulse withstand voltage (Vw) 1.2/50 s | 9 | kV | |||||
| Creepage distance (dCp) | 10.63 | mm | |||||
| Clearance (dCI) | 10.63 | mm | |||||
| Comparative Tracking Index (CTI) (group IIIa) | 175 | ||||||
| Dimensions (mm) | |||||||
| Primary turns | IPN [A] | IP [A] | ISN [mA] | KN | RP [m] | LP [H] | Connections |
| 1 | 25 | 36 | 25 | 1 / 1000 | 0.3 | 0.023 | IN(1-5), OUT(6-10) |
| 2 | 12 | 18 | 24 | 2 / 1000 | 1.1 | 0.09 | IN(1-5), OUT(6-10) |
| 3 | 8 | 12 | 24 | 3 / 1000 | 2.5 | 0.21 | IN(1-5), OUT(6-10) |
| 4 | 6 | 9 | 24 | 4 / 1000 | 4.4 | 0.37 | IN(1-5), OUT(6-10) |
| 5 | 5 | 7 | 25 | 5 / 1000 | 6.3 | 0.58 | IN(1-5), OUT(6-10) |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...
Get in touch with us
Leave a Message, we will call you back quickly!