Product Overview
The LEM HC5F800-S is an open-loop current transducer designed for electronic measurement of DC, AC, or pulsed currents in high-power, low-voltage automotive applications. It provides galvanic isolation between the primary and secondary circuits. The transducer utilizes the Hall effect and offers a choice of peak currents within the same housing. Key advantages include good accuracy, linearity, and low thermal drift, making it suitable for demanding automotive systems.
Product Attributes
- Brand: LEM
- Material: Plastic case PA66-GF25, Magnetic core FeSi alloy, Pins Copper alloy base tin plated
- Mass: 26 g
- Certifications: IEC 60664 Part 1, JESD22-A114-B, ISO 16750-3&4.1.2.1.2.1, IEC 60068-2-14, ISO 16750-4, JESD22-A101, IEC 60068-2-64, IEC 60068-2-27, IEC 61000-4-2
Technical Specifications
| Parameter | Symbol | Unit | Specification | Conditions |
| Electrical Data | ||||
| Primary current, measuring range | IP | A | - 800 to 800 | |
| Supply voltage | VC | V | 4.75 to 5.25 | (1) |
| Output voltage (Analog) | VOUT | V | VOUT = (VC/5) x (2.5 +0.0025 x IP ) | @ VC |
| Sensitivity | G | mV/A | 2.5 | @ VC = 5 V |
| Current consumption | IC | mA | 12 to 20 | |
| Load resistance | RL | K | 10 | |
| Capacitive loading | CL | 4.7 | ||
| Output internal resistance | ROUT | 10 | ||
| Performance Data | ||||
| Sensitivity error | G | % | - 2 to 2 | @ TA = 25C; VC = 5 V |
| Electrical offset | IOE | A | 1.5 | TA = 25C |
| Magnetic offset | IOM | A | 1.5 | After excursion to IP; TA = 25C |
| Offset current | IO | A | - 4 to 4 | TA = 25C |
| Average temperature coefficient of IOE | TCIOEAV | mA/C | -34 to 34 | - 40C < T < 125C; VC |
| Average temperature coefficient of G | TCGAV | %/C | -0.050 to 0.050 | - 40C < T < 125C; VC |
| Linearity error | L | % | - 1 to 1 | Of full range |
| Response time | tr | s | 5 to 10 | |
| Frequency bandwidth | BW | kHz | 30 | @ - 3 dB (2) |
| Output voltage low | VOUTL | V | 0.1 | @ VC = 5 V |
| Output voltage high | VOUTH | V | 4.9 | @ VC = 5 V |
| Output voltage noise peak-peak | Vno p-p | mV | 17 | DC to 1 MHz |
| Output voltage noise rms | Vno rms | mV | 2.6 | DC to 1 MHz |
| Absolute maximum ratings (not operating) | ||||
| Supply over voltage | VC | V | 7 | No operating, 1 min@ 25C |
| Reverse voltage | V | Not applicable | No operating | |
| Output over voltage | Vout | V | - 0.5 to VC + 0.5 | No operating |
| Continuous output current | Iout | mA | - 10 to 10 | No operating |
| Output short-circuit duration | tC | min | 2 | |
| Maximum admissible vibration | m.s -2 | 200 | ISO 16750-3&4.1.2.1.2.1 | |
| Rms voltage for AC insulation test | Vd | kV | 1.2 | 50 Hz, 1 min IEC 60664 Part 1 |
| Electrostatic discharge voltage | VESD | kV | 2 | JESD22-A114-B |
| Ambient storage temperature | TS | C | - 55 to 150 | tested after 64H @-55C connected |
| Clearance distance | dCI | mm | 1.2 | |
| Creepage distance | dCp | mm | 1.65 | |
2411280042_LEM-HC5F800-S_C454762.pdf
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