Product Overview
The CSM2F-8518 Series is a high-power shunt resistor designed for accurate current sensing in demanding automotive and industrial applications. Featuring sense pins and bare copper terminals, this RoHS and AEC-Q200 compliant resistor offers up to 36 W of permanent power and a high pulse power rating. Its robust construction supports a maximum fastening torque of 25 Nm, making it suitable for battery management systems, current sensing in electric vehicles, bus bars, welding equipment, and frequency converters.
Product Attributes
- Brand: Bourns
- Compliance: RoHS Directive 2015/863, AEC-Q200
- Terminal Material: Bare Copper
- Certifications: RoHS compliant*, lead free, AEC-Q200 compliant
- 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 C ~ +170 C | ||
| 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 % | ||
| Environmental Characteristics | Test Condition | DTR Max. | |
| Thermal Shock (-55 C to +150 C / 1000 cycles) | 0.5 % | ||
| High Temperature Exposure (+170 C / 1000 hours) | 1.0 % | ||
| Low Temperature Storage (-65 C / 1000 hours) | 0.5 % | ||
| Biased Humidity Test (+85 C, 85 % RH, 10 % bias, 1000 hours) | 0.5 % | ||
| Mechanical Shock (100 g, 6 milliseconds, 5 pulses) | 0.5 % | ||
| Vibration, High Frequency (10-2000 Hz in 1 minute, 3 directions, 12 hours) | 0.5 % | ||
| Load Life (+125 C / 2000 hours at maximum current rating) | 1.0 % | ||
| Solderability* | J-STD-002 | 95 % coverage min. | |
| Product Dimensions (MM / INCHES) | |||
| Part Number | Dim A | Dim B | Dim C |
| CSM2F-8518-L050J20 | 4.70 (.185) | 7.80 (.307) | |
| CSM2F-8518-L100J20 | 9.40 (.370) | 12.50 (.492) | |
| CSM2F-8518-L200J20 | 20.0 (.787) | 23.10 (.909) | |
| CSM2F-8518-L050J30 | 4.70 (.185) | 7.80 (.307) | 5.59 (.220) |
| CSM2F-8518-L100J30 | 9.40 (.370) | 12.50 (.492) | 5.59 (.220) |
| CSM2F-8518-L200J30 | 20.0 (.787) | 23.10 (.909) | 5.59 (.220) |
| Packaging Specifications | |||
| Tray Pack | 24 pcs. per high impact polystyrene tray | ||
| Box | 168 pcs. per box | ||
| Size | 460 mm x 320 mm (18.110 in. x 12.598 in.) | ||
2404151537_BOURNS-CSM2F-8518-L100J30_C5579219.pdf
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