5W High Precision Shunt Resistor 0.0025ohm Current Sensing Resistor Low Temperature
Specifications
Features:
High Power,Low Temperature
Name:
High Precision Shunt Resistor
Manufacturer:
Ellon
Series:
ESR
Size:
3920
Resistance Range:
2.5mΩ(0.0025 Ohm)
Tolerance:
±1%
Power Rating:
5W
Operating Temperature Range:
-55°C To +175°C
Temperature Coefficient:
±50 Ppm/°C
Material:
Karma
Per Reel:
2000
Applications:
Current Sensing, Power Supplies, Motor Control, Battery Management
Highlight:
5W High Precision Shunt Resistor
,High Precision Shunt Resistor 0.0025ohm
,Current Sensing Resistor Low Temperature
Introduction
ESR39F5W2M50K02G
3920 Size 0.0025Ω Metal Shunt Chip Resistor with ±50 ppm/°C Temperature Coefficient for Current Sensing
The ESR39F5W2M50K02G is a high-performance metal shunt chip resistor designed for demanding applications requiring minimal voltage drop, high power dissipation, and exceptional accuracy. This precision component features an ultra-low 0.0025Ω resistance, 5W power rating, and compact 3920 package size, making it ideal for advanced power management and control systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Resistance Value | 0.0025Ω (2.5mΩ) |
| Tolerance | ±1% |
| Power Rating | 5W |
| Package Size | 3920 (6.35mm * 3.15mm) |
| Temperature Coefficient (TCR) | ±50 ppm/°C |
| Resistance Material | Manganese Copper (Karma) alloy |
| Operating Temperature | -55°C to +175°C |
Key Features
- Ultra-low 0.0025Ω resistance minimizes voltage drop and power loss
- High 5W power rating for reliable performance in demanding conditions
- Compact 3920 package saves valuable PCB space
- Karma alloy construction ensures stability and precision
- Low inductance (<1nH) for high-frequency applications
- Excellent anti-surge capability for rugged performance
- Low thermal EMF for maximum measurement accuracy
- RoHS and REACH compliant for global environmental standards
Advanced Technology
The Karma alloy (Ni-Cr alloy with Al) construction provides exceptional temperature stability with a low TCR of ±50 ppm/°C. This material choice ensures the resistor maintains its precise 1% tolerance across the full operating temperature range (-55°C to +175°C), making it ideal for applications where measurement accuracy is critical.
Applications
Automotive Electronics (EV/HEV BMS)
Industrial Automation
Robotics
Power Supplies
UPS Systems
Solar Inverters
Telecommunications
Motor Drives
Performance Benefits
The ESR39F5W2M50K02G combines high power density with precision measurement capabilities. Its ultra-low resistance value minimizes system losses while the 5W rating ensures reliable operation under high current conditions. The compact 3920 package allows for space-efficient designs without compromising performance.
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Stock:
MOQ:
2000
