Product Overview
The Bourns CSM2F-8536 Series is a high-performance current sense resistor designed with tinned terminals for robust connections. It offers up to 50 W of permanent power and a high pulse power rating, making it suitable for demanding applications. This AEC-Q200 compliant and RoHS-compliant component is ideal for current sensing in battery management systems, hybrid and electric vehicles, bus bars, welding equipment, and frequency converters. Its high fastening torque capability (10 Nm) ensures secure mounting.
Product Attributes
- Brand: Bourns
- Terminals: Tinned
- Compliance: AEC-Q200, RoHS compliant / lead free
- Customization: Customized versions available
- Moisture Sensitivity Level: 1
- ESD Classification: Level 6 per AEC-Q200-002 ( 25,000 V air discharge)
Technical Specifications
| Characteristic | Model CSM2F-8536 Series | Details |
|---|---|---|
| Resistance Range / Power Rating @ 70 C | 25 / 50 W | |
| 50 / 50 W | ||
| Operating Temperature Range | -40 C ~ +170 C | |
| TCR on Test Points (+20 C to +130 C) | 150 ppm/C for 25 and 50 | |
| TCR Resistance Alloy | < 50 ppm/C | |
| Inductance | < 10 nH | |
| Resistance Tolerance | 5 % | |
| Maximum Fastening Torque | 10 Nm | |
| Thermal Shock | -55 C to +150 C / 1000 cycles | 1.0 % Resistance Change |
| High Temperature Exposure | +170 C / 1000 hours | 1.5 % Resistance Change |
| Low Temperature Storage | -65 C / 24 hours | 0.5 % Resistance Change |
| Biased Humidity Test | +85 C, 85 % RH, 10 % bias, 1000 hours | 0.5 % Resistance Change |
| Mechanical Shock | 100 g, 6 milliseconds, 5 pulses | 0.5 % Resistance Change |
| Vibration, High Frequency | 10-2000 Hz in 1 minute, 3 directions, 12 hours | 0.5 % Resistance Change |
| Load Life | +125 C / 2000 hours at maximum current rating | 1.0 % Resistance Change |
| Solderability | J-STD-002 | 95 % coverage min. |
| Model Number Breakdown | CSM 2F - 8536 - L050 J T 1 | |
| Model No. of Terminals & Style | CSM2F-8536 | |
| Size (Metric) | ||
| Resistance Code (Milliohms) | L025 | 25 MicroOhms |
| L050 | 50 MicroOhms | |
| Resistance Tolerance | J | 5 % |
| Packaging | 0 | Bulk Pack (50 pcs. per bag) |
| T | Tray Pack (15 pcs. per tray) | |
| Surface Finishing | 1 | Tinned Terminals |
| Product Dimensions (mm/in) | Dim A | CSM2F-8536-L025J01: 4.70 (.185) CSM2F-8536-L050J01: 9.40 (.370) |
| Dim B | CSM2F-8536-L025J01: 7.87 (.310) CSM2F-8536-L050J01: 12.57 (.495) | |
| Overall Length | 85.00 0.40 (3.346 .016) | |
| Body Length | 36.00 0.20 (1.417 .008) | |
| Body Width | 12.50 (.492) | |
| Terminal Diameter | 10.00 0.10 (.394 .004) (2 PLCS) | |
| Mounting Hole to End | 30.00 (1.181) | |
| Terminal to Terminal (Center) | 60.00 (2.362) | |
| Terminal Pad Height | 2.00 (.079) | |
| Voltage Test Point Height | 3.00 (.118) | |
| Power Derating Curve Reference Temperature | 125 C | |
| Surface Finishing Material | Nickel barrier and 100% Sn | |
Note: Specifications are subject to change without notice. Users should verify actual device performance in their specific applications.
2411261433_BOURNS-CSM2F-7036-L025JT2_C4360616.pdf
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