2.5m Ohm Current Shunt Resistor 12W High Power Resistor ESR39F12W0M25M02G
Price:
Negotiable
MOQ:
2000
Delivery Time:
3-5 wark days
Brand:
Ellon
Product Description
3920 Size 0.00025Ω (2.5m Ohm) 12W Metal Shunt Chip Resistor for Current Sensing
Product Overview
The ESR39F12W0M25M02G Metal Shunt Chip Resistor is engineered for precision current sensing in demanding power management applications. With its ultralow 0.00025Ω resistance and 12W power rating, this industrial-grade component delivers exceptional accuracy and reliability for automotive, renewable energy, and industrial systems.
Key Features
- Ultralow resistance: 0.00025Ω (2.5m Ohm) minimizes voltage drop and power loss
- High power handling: 12W rating for demanding applications
- Precision tolerance: ±1% for accurate current measurement
- Manganese Copper alloy: Excellent temperature stability and long-term reliability
- Low inductance design: Ideal for high-frequency switching applications
- Robust construction: Withstands harsh environments and surge currents
Technical Specifications
| Parameter | Specification |
|---|---|
| Resistance Value | 0.00025Ω (0.25mΩ) |
| Tolerance | ±1% |
| Power Rating | 12W |
| Package Size | 3920 (6.35mm × 3.15mm) |
| Temperature Coefficient (TCR) | ±50 ppm/°C |
| Resistance Material | Manganese Copper (MnCu) alloy |
| Operating Temperature | -55°C to +175°C |
Performance Advantages
Material Science
The MnCu alloy construction provides exceptional stability with low temperature coefficient of resistance (TCR) and minimal thermoelectric potential relative to copper. This ensures accurate measurements across temperature variations and prevents measurement errors from temperature gradients.
Electrical Characteristics
- Extremely low ESR for efficient current sensing
- Low inductance design prevents signal distortion in high-frequency applications
- High surge current capability for demanding environments
- RoHS and REACH compliant for global market suitability
Typical Applications
• Electric vehicle traction inverters and battery management systems
• Industrial motor drives and servo controls
• Uninterruptible power supplies and switched-mode power supplies
• Solar inverters and wind turbine controllers
• Welding equipment and high-current power tools
Reliability and Compliance
The ESR39F12W0M25M02G resistor meets stringent industrial standards for performance and environmental compliance. Its robust construction ensures reliable operation under mechanical stress and vibration, while lead-free materials make it suitable for environmentally conscious designs.
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Company
Shenzhen Shun Hai Technology Co., Ltd.
Location
Floor 7, Block B, Building 9, Baoneng Science and Technology Park, Qingxiang Road, Longhua New District, Shenzhen
Contact Person
jimmy