current sensing resistor BOURNS CSM2F-8518-L100J21 with tinned terminals and 25 newton meter fastening torque
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Delivery Time:
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Product Description
Product Overview
The CSM2F-8518 Series is a high-performance shunt resistor designed for accurate current sensing in demanding applications. Featuring sense pins and tinned terminals, this RoHS and AEC-Q200 compliant component offers up to 36 W of permanent power and a high pulse power rating. Its robust design, with a maximum fastening torque of 25 Nm, makes it suitable for current sensing in battery management systems, hybrid and electric vehicles, bus bars, welding equipment, and frequency converters. Customized versions are also available.
Product Attributes
- Brand: Bourns
- Series: CSM2F-8518
- Certifications: RoHS, AEC-Q200 Compliant
- Terminal Finishing: Tinned Terminals
- Sense Pin Finishing: Plated
- 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 |
|---|---|---|---|---|---|---|---|
| Electrical Characteristics | 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 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. |
| 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) |
| General Specifications | Value |
|---|---|
| Packaging | Tray Pack: 24 pcs. per tray, 168 pcs. per box (460 mm x 320 mm) |
| How to Order | Description |
|---|---|
| CSM 2F - 8518 - L050 J 2 1 | Model No. of Terminals & Style |
| Size (Metric) | |
| Resistance Code (Milliohms) | |
| L050 | L Represents Decimal Point; 50 MicroOhms |
| J | Resistance Tolerance: 5 % |
| 2 or 3 | Number of Pins |
| 1 | Surface Finishing: Tinned Terminals, Plated Sense Pins |
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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