Product Overview
The CSM2F-8518 Series is a high-performance shunt resistor designed for accurate current sensing applications. Featuring sense pins and bare copper terminals, these resistors offer up to 36 W of permanent power and a high pulse power rating. They are compliant with RoHS and AEC-Q200 standards, making them suitable for demanding automotive and industrial environments. Key applications include battery management systems, current sensing in hybrid and electric vehicles, bus bars, welding equipment, and frequency converters.
Product Attributes
- Brand: Bourns (implied by website disclaimer and contact information)
- Certifications: RoHS Directive 2015/863, AEC-Q200 Compliant
- Terminal Material: Bare Copper
- Sense Pins: Plated
- Moisture Sensitivity Level: 1
- ESD Classification: Level 6 per AEC-Q200-002 ( 25,000 V air discharge)
Technical Specifications
| Characteristic | Model CSM2F-8518 with Sense Pins | Value |
|---|---|---|
| Resistance Range / Power Rating @ 125 C | 50 / 36 W | |
| 100 / 36 W | ||
| 200 / 36 W | ||
| Operating Temperature Range | -40 ~ +170 | |
| TCR on Test Points (+20 C to +130 C) | for 50 | 100 ppm/C |
| for 100 and 200 | 150 ppm/C | |
| TCR Resistance Alloy | < 50 ppm/C | |
| Inductance | < 5 nH | |
| Resistance Tolerance | 5 % | |
| Maximum Fastening Torque | 25 Nm | |
| Permanent Power | Up to 36 W | |
| High Pulse Power Rating | Available | |
| Customized versions | Available | |
| Lead Free | Yes | |
| Environmental Characteristics: Thermal Shock | Test Condition: -55 C to +150 C / 1000 cycles | DTR Max. 0.5 % |
| Environmental Characteristics: High Temperature Exposure | Test Condition: +170 C / 1000 hours | DTR Max. 1.0 % |
| Environmental Characteristics: Low Temperature Storage | Test Condition: -65 C / 1000 hours | DTR Max. 0.5 % |
| Environmental Characteristics: Biased Humidity Test | Test Condition: +85 C, 85 % RH, 10 % bias, 1000 hours | DTR Max. 0.5 % |
| Environmental Characteristics: Mechanical Shock | Test Condition: 100 g, 6 milliseconds, 5 pulses | DTR Max. 0.5 % |
| Environmental Characteristics: Vibration, High Frequency | Test Condition: 10-2000 Hz in 1 minute, 3 directions, 12 hours | DTR Max. 0.5 % |
| Environmental Characteristics: Load Life | Test Condition: +125 C / 2000 hours at maximum current rating | DTR Max. 1.0 % |
| Environmental Characteristics: Solderability* | Test Condition: J-STD-002 | 95 % coverage min. (Limited to dipping terminals) |
| Packaging: Tray Pack | 24 pcs. per high impact polystyrene tray | |
| Packaging: Box | 168 pcs. per box | |
| Packaging: Size | 460 mm x 320 mm (18.110 in. x 12.598 in.) | |
| Product Dimensions (Model CSM2F-8518-L050J20) | Dim A | 4.70 (.185) |
| Dim B | 7.80 (.307) | |
| Dim C | ||
| Product Dimensions (Model CSM2F-8518-L100J20) | Dim A | 9.40 (.370) |
| Dim B | 12.50 (.492) | |
| Dim C | ||
| Product Dimensions (Model CSM2F-8518-L200J20) | Dim A | 20.0 (.787) |
| Dim B | 23.10 (.909) | |
| Dim C | ||
| Product Dimensions (Model CSM2F-8518-L050J30) | Dim A | 4.70 (.185) |
| Dim B | 7.80 (.307) | |
| Dim C | 5.59 (.220) | |
| Product Dimensions (Model CSM2F-8518-L100J30) | Dim A | 9.40 (.370) |
| Dim B | 12.50 (.492) | |
| Dim C | 5.59 (.220) | |
| Product Dimensions (Model CSM2F-8518-L200J30) | Dim A | 20.0 (.787) |
| Dim B | 23.10 (.909) | |
| Dim C | 5.59 (.220) |
Note: Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
2404181057_BOURNS-CSM2F-8518-L200J20_C6158000.pdf
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