Changsha Purple Horn E-Commerce Co., Ltd.
| Standby Current | 10mA |
| working temperature | -25℃~+85℃ |
| Current Range | ±70A |
| Voltage - Supply | -15V~-12V;12V~15V |
| Band Width | 200kHz |
| Response Time (tr) | 1us |
| Bidirectional Current Detection | Support |
| Description | ±70A SIP-3 Current Sensors RoHS |
| Mfr. Part # | LA55-P/SP50 |
| Package | SIP-3 |
| Model Number | LA55-P/SP50 |
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Product Specification
| Standby Current | 10mA | working temperature | -25℃~+85℃ |
| Current Range | ±70A | Voltage - Supply | -15V~-12V;12V~15V |
| Band Width | 200kHz | Response Time (tr) | 1us |
| Bidirectional Current Detection | Support | Description | ±70A SIP-3 Current Sensors RoHS |
| Mfr. Part # | LA55-P/SP50 | Package | SIP-3 |
| Model Number | LA55-P/SP50 |
The LA 55-P/SP50 is a closed-loop Hall effect current sensor designed for measuring DC, AC, and pulsed currents. It offers excellent accuracy, good linearity, low temperature drift, optimal response time, and wide bandwidth with no insertion loss and strong immunity to interference. The sensor features an insulated housing compliant with UL 94-V0 and is suitable for direct mounting on printed circuit boards.
| Parameter | Description | Value | Unit | Notes |
| Primary Current | Rated RMS Primary Current (IPN) | 50 | A | |
| Primary Current Measuring Range (IP) | 0 .. 70 | A | ||
| Overload Current (3 x IPN) | 0.3 | mA | IHC (Residual current after overload) | |
| Follow-up Accuracy (di/dt) | > 200 | A/s | ||
| Secondary Current | Rated RMS Secondary Current (ISN) | 50 | mA | |
| Conversion Ratio (KN) | 1:1000 | |||
| Secondary Coil Resistance (RS) @ TA = 70C | 80 | |||
| Secondary Coil Resistance (RS) @ TA = 85C | 85 | |||
| Power Supply | Supply Voltage (VC) | 12 .. 15 ( 5 %) | V | |
| Current Consumption (IC) @ 15 V | 10 + IS | mA | ||
| RMS Voltage for AC Insulation Test (Vd), 50 Hz, 1 min | 2.5 | kV | ||
| Measurement Resistance (RM) @ 12 V @ 50 A max | 100 | @ TA = 70C | ||
| Measurement Resistance (RM) @ 12 V @ 50 A max | 95 | @ TA = 85C | ||
| Measurement Resistance (RM) @ 15 V @ 50 A max | 160 | @ TA = 70C | ||
| Accuracy | Accuracy @ TA = 25C, @ 15 V ( 5 %) (X) | 0.5 | % @ IPN | |
| Linearity ( L) | < 0.15 | % | Typ | |
| Zero Offset Current (IO) @ TA = 25C | 0.2 | mA | ||
| Temperature Drift of Offset Current (IOT) 0C .. 70C | 0.1 .. 0.5 | mA | ||
| Temperature Drift of Offset Current (IOT) - 25C.. + 85C | 0.1 .. 0.6 | mA | ||
| Dynamic Parameters | Response Time (tra) @ 10 % of IP max | < 500 | ns | |
| Response Time (tr) @ 90 % of IP max | < 1 | s | ||
| Frequency Bandwidth | (-1dB) | DC .. 200 | kHz | |
| di/dt (Follow-up Accuracy) | > 200 | A/s | ||
| Environmental | Ambient Operating Temperature (TA) | -25 .. +85 | C | |
| Ambient Storage Temperature (TS) | - 40 .. + 90 | C | ||
| Mechanical | Mass (G) | 18 | g |
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...
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