Low ESR Current Shunt Resistor 4W Chip Shunt Resistor 3m Ohm ESR25F4WR003F04G
Price:
Negotiable
MOQ:
4000
Delivery Time:
3-5 work days
Brand:
Ellon
Product Description
2512 Size 0.003Ω (3m Ohm) 4W Metal Shunt Chip Resistor with FeCrAl Material Low ESR and Low Inductance Design
Comprehensive Technical Introduction
The ESR25F4WR003F04G is a high-performance metal shunt chip resistor designed for precision current sensing and power management applications. With its ultra-low 0.003Ω resistance and 4W power rating, this component delivers exceptional reliability in demanding electronic circuits.
Core Specifications
| Parameter | Specification |
|---|---|
| Resistance Value | 0.003Ω (3mΩ) |
| Tolerance | ±1% |
| Power Rating | 4W |
| Package Size | 2512 (6.35mm * 3.15mm) |
| Temperature Coefficient (TCR) | ±50 ppm/°C |
| Resistance Material | Manganese Copper (FeCrAl) alloy |
| Operating Temperature | -55°C to +175°C |
Material Advantages
The FeCrAl alloy construction provides:
- Superior high-temperature stability and oxidation resistance
- Minimal resistance change across temperature variations (±50 ppm/°C TCR)
- Exceptional long-term stability under continuous electrical/thermal stress
Key Performance Characteristics
- Low ESR: Pure resistive nature ensures minimal energy loss
- Surge Withstanding: Handles high-energy current spikes without failure
- Low Inductance Design: Optimized for high-frequency applications
- Environmental Compliance: RoHS and REACH compliant, lead-free construction
Primary Applications
- Power Supply Units (overcurrent protection and current monitoring)
- Automotive electronics (BMS, inverters, power steering)
- Industrial motor drives and controls
- Solar inverters and energy storage systems
- High-current battery chargers and test equipment
Conclusion
The ESR25F4WR003F04G metal shunt chip resistor combines precision, power handling, and reliability for demanding current sensing applications. Its FeCrAl alloy construction, 4W power rating, and robust design make it ideal for high-performance electronic systems requiring accurate current measurement and durability.
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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