shunt resistor BOURNS CSM2F-7036-L050J20 for battery management and electric vehicle current sensing
Product Overview
The CSM2F-7036 Series is a shunt resistor designed with sense pins and bare copper terminals, offering high pulse power capabilities and up to 50 W permanent power. This RoHS and AEC-Q200 compliant component is ideal for current sensing applications in demanding environments, including battery management systems, hybrid and electric vehicles, bus bars, welding equipment, and frequency converters. Its robust design ensures reliable performance in harsh conditions.
Product Attributes
- Brand: Bourns
- Certifications: RoHS Directive 2015/863, AEC-Q200 Compliant
- Terminal Material: Bare Copper
- Surface Finishing: Plated Sense Pins
- RoHS Status: 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-7036 with Sense Pins | 25 / 50 W 50 / 50 W 100 / 50 W | -40 C ~ +170 C | 100 ppm/C for 25 50 ppm/C for 50 and 100 | < 50 ppm/C | < 5 nH | 5 % |
| Characteristic | Test Condition | DTR Max. | |
|---|---|---|---|
| Environmental Characteristics | 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 and not resistor
How to Order
CSM 2F - 7036 - L050 J 2 0
- Model No. of Terminals & Style Size (Metric)
- Resistance Code (Milliohms): L Represents Decimal Point. L050 = 50 MicroOhms
- Resistance Tolerance: J = 5 %
- Number of Pins: 2 or 3
- Surface Finishing: 0 = Bare Copper Terminals
Product Dimensions
Part Number | Dim A | Dim B | Dim C
CSM2F-7036-L025J20 | 4.70 (.185) | 7.87 (.310) |
CSM2F-7036-L050J20 | 9.40 (.370) | 12.57 (.495) |
CSM2F-7036-L100J20 | 20.0 (.787) | 23.18 (.913) |
CSM2F-7036-L025J30 | 4.70 (.185) | 7.87 (.310) | 5.59 (.220)
CSM2F-7036-L050J30 | 9.40 (.370) | 12.57 (.495) | 5.59 (.220)
CSM2F-7036-L100J30 | 20.0 (.787) | 23.18 (.913) | 5.59 (.220)
DIMENSIONS: MM (INCHES)
General Specifications
- Tray Pack: 20 pcs. per high impact polystyrene tray, 140 pcs. per box
- Size: 460 mm x 320 mm (18.110 in. x 12.598 in.)
- Moisture Sensitivity Level: 1
- ESD Classification: Level 6 per AEC-Q200-002, 25,000 V air discharge
Power Derating Curve
The power rating is 50 W permanent power at 125 C terminal temperature. Refer to the derating curve for operation at higher temperatures.
TCR Curves
The Temperature Coefficient of Resistance (TCR) is 100 ppm/C for 25 and 50 ppm/C for 50 and 100 on test points (+20 C to +130 C). The TCR of the resistance alloy is < 50 ppm/C. For the full TCR range, refer to the TCR curve.
Get in Touch
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