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quality Durable current sensing resistor BOURNS CSM2F-8518-L050J31 with plated sense pins and low inductance factory
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quality Durable current sensing resistor BOURNS CSM2F-8518-L050J31 with plated sense pins and low inductance factory
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Specifications
Power(Watts):
36W
Resistance:
0.05mΩ
Type:
Shunt
Temperature Coefficient:
±150ppm/℃
Tolerance:
±5%
Mfr. Part #:
CSM2F-8518-L050J31
Model Number:
CSM2F-8518-L050J31
Package:
Through Hole
Key Attributes
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 construction supports a maximum fastening torque of 25 Nm. Ideal for battery management systems, electric and hybrid vehicles, bus bars, welding equipment, and frequency converters, the CSM2F-8518 Series provides reliable current measurement with excellent environmental resistance.

Product Attributes

  • Brand: Bourns
  • Certifications: RoHS Directive 2015/863, 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
CSM2F-8518 with Sense Pins CSM2F-8518 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.

How to Order

CSM 2F - 8518 - L050 J 2 1

  • Model No.: CSM2F-8518
  • Number of Terminals & Style: 2 or 3
  • Size (Metric): 8518
  • Resistance Code (Milliohms): L050 = 50 MicroOhms, L100 = 100 MicroOhms
  • Resistance Tolerance: J = 5 %
  • Number of Pins: 2 or 3
  • Surface Finishing: 1 = Tinned Terminals

Product Dimensions

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)

Dimensions: MM (INCHES)

Packaging Specifications

  • Tray Pack: 24 pcs. per high impact polystyrene tray
  • Box: 168 pcs. per box
  • Tray Size: 460 mm x 320 mm (18.110 in. x 12.598 in.)

2411272238_BOURNS-CSM2F-8518-L050J31_C5629968.pdf

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