Product Overview
The CSM2F-6918 Series is a high-performance shunt resistor designed for precise current sensing applications. Featuring sense pins and fully tinned terminals, this RoHS and AEC-Q200 compliant component offers up to 36 W of permanent power and a high pulse power rating. It is ideal for demanding applications such as battery management systems, current sensing in hybrid and electric vehicles, bus bars, welding equipment, and frequency converters. The series provides robust performance with a wide operating temperature range and excellent TCR stability.
Product Attributes
- Brand: Bourns
- Certifications: RoHS Directive 2015/863, AEC-Q200 Compliant
- Surface Finishing: Fully Tinned Terminals and Resistive Element Plated Sense Pins
- Material: Resistive Alloy (TCR < 50 ppm/C)
- Compliance: RoHS Compliant / Lead Free
Technical Specifications
| Characteristic | Model | Resistance Range / Power Rating @ 125 C | Operating Temperature Range | TCR on Test Points (+20 C to +130 C) | TCR Resistance Alloy | Inductance | Resistance Tolerance |
|---|---|---|---|---|---|---|---|
| Electrical Characteristics | CSM2F-6918 with Sense Pins | 50 / 36 W 100 / 36 W 200 / 36 W | -40 ~ +170 | 200 ppm/C for 50 150 ppm/C for 100 and 200 | < 50 ppm/C | < 12 nH | 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 / 24 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. |
How to Order
CSM 2F - 6918 - [Resistance Code] [Tolerance] [Number of Pins] [Surface Finishing]
- Model No. of Terminals & Style Size (Metric): CSM2F-6918
- Resistance Code (Milliohms): L050 (50 ), L100 (100 ), L200 (200 ) - L Represents Decimal Point
- Resistance Tolerance: J = 5 %
- Number of Pins: 2 or 3
- Surface Finishing: 2 = Fully Tinned Terminals and Resistive Element Plated Sense Pins
Product Dimensions
| Part Number | Dim A (mm/in) | Dim B (mm/in) | Dim C (mm/in) |
|---|---|---|---|
| CSM2F-6918-L050J22 | 4.70 (.185) | 7.87 (.310) | |
| CSM2F-6918-L100J22 | 9.40 (.370) | 12.57 (.495) | |
| CSM2F-6918-L200J22 | 20.0 (.787) | 23.18 (.913) | |
| CSM2F-6918-L050J32 | 4.70 (.185) | 7.87 (.310) | 5.59 (.220) |
| CSM2F-6918-L100J32 | 9.40 (.370) | 12.57 (.495) | 5.59 (.220) |
| CSM2F-6918-L200J32 | 20.0 (.787) | 23.18 (.913) | 5.59 (.220) |
Packaging Specifications
- Tray Pack: 30 pcs. per high impact polystyrene tray
- Box: 210 pcs. per box
- Tray Size: 460 mm x 320 mm (18.110 in. x 12.598 in.)
General Specifications
- Moisture Sensitivity Level: 1
- ESD Classification: Level 6 per AEC-Q200-002, 25,000 V air discharge
2411272238_BOURNS-CSM2F-6918-L100J32_C6768732.pdf
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