BOURNS CSM2F-8518-L050J21 shunt resistor featuring low TCR resistance alloy and high ESD classification
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Product Description
Product Overview
The CSM2F-8518 Series is a high-performance shunt resistor featuring sense pins and tinned terminals, designed for accurate current sensing in demanding applications. It offers high permanent and pulse power ratings, robust mechanical strength with a maximum fastening torque of 25 Nm, and is compliant with RoHS and AEC-Q200 standards. Ideal for battery management systems, current sensing in hybrid and electric vehicles, bus bars, welding equipment, and frequency converters, this series provides reliable performance across a wide operating temperature range.
Product Attributes
- Brand: Bourns
- Certifications: RoHS Compliant, AEC-Q200 Compliant
- Terminal Finishing: Tinned Terminals, Plated Sense Pins
- Moisture Sensitivity Level: 1
- ESD Classification: Level 6 per AEC-Q200-002 ( 25,000 V air discharge)
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 |
|---|---|---|---|---|---|---|---|
| Shunt Resistor | CSM2F-8518 with Sense Pins | 50 / 36 W 100 / 36 W | -40 ~ +170 | 150 ppm/C (for 50 and 100 ) | < 50 ppm/C | < 5 nH | 5 % |
| Environmental Characteristic | 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. (Limited to dipping terminals) |
| Part Number | Dim A (mm/in) | Dim B (mm/in) | Dim C (mm/in) |
|---|---|---|---|
| CSM2F-8518-L050J21 | 4.70 (.185) | 7.80 (.307) | |
| CSM2F-8518-L100J21 | 9.40 (.370) | 12.50 (.492) | |
| CSM2F-8518-L050J31 | 4.70 (.185) | 7.80 (.307) | 5.59 (.220) |
| CSM2F-8518-L100J31 | 9.40 (.370) | 12.50 (.492) | 5.59 (.220) |
| Packaging | Details |
|---|---|
| Tray Pack | 24 pcs. per high impact polystyrene tray; 168 pcs. per box |
| Tray Size | 460 mm x 320 mm (18.110 in. x 12.598 in.) |
How to Order: CSM 2F - 8518 - L050 J 2 1
- Model No.: CSM2F-8518
- No. of Terminals & Style: 2 or 3
- Size (Metric): 8518
- Resistance Code (Milliohms): L050 = 50 MicroOhms, L100 = 100 MicroOhms (L Represents Decimal Point)
- Resistance Tolerance: J = 5 %
- Number of Pins: 2 or 3
- Surface Finishing: 1 = Tinned Terminals
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina