7W Current Sense Resistors 0.7m Ohm Metal Film Resistor For High Power Current Sensing
Price:
Negotiable
MOQ:
2000
Delivery Time:
3-5 work days
Brand:
Ellon
Product Description
3920 Size 0.0007Ω (0.7m Ohm) 7W Metal Shunt Chip Resistor for High Power Current Sensing
In the demanding landscape of modern electronics, where efficiency, accuracy, and reliability are non-negotiable, the 3920 0.0007Ω (0.7m Ohm) 7W Metal Shunt Chip Resistor stands out as a superior solution engineered for high-performance applications. This resistor represents the pinnacle of precision power resistor technology, designed to meet stringent international standards including RoHS and REACH compliance.
Technical Specifications
| Parameter | Specification |
|---|---|
| Resistance Value | 0.0007Ω (0.7mΩ) |
| Tolerance | ±1% |
| Power Rating | 8W |
| Package Size | 3920 (6.35mm * 3.15mm) |
| Temperature Coefficient (TCR) | ±100 ppm/°C |
| Resistance Material | Manganese Copper (MnCu) alloy |
| Operating Temperature | -55°C to +175°C |
Key Features
- 3920 Package Size: Compact 3.9mm * 2.0mm footprint designed for heat dissipation in power-dense applications
- Ultra-Low Resistance: 0.0007Ω (0.7m Ohm) minimizes power loss and voltage drop during current measurement
- High Power Rating: 7W continuous power handling for currents exceeding 100A
- Precision Tolerance: ±1% ensures accurate and consistent current measurement
- Low ESR: Minimal parasitic inductive or capacitive reactance for accurate high-frequency measurements
MnCu Alloy Advantages
- Low Temperature Coefficient of Resistance (TCR) for stable performance across temperature ranges
- Excellent long-term stability and resistance to drift
- Low electromotive force against copper terminals minimizes measurement errors
Performance Characteristics
- High precision and accuracy for effective power management
- Exceptional surge withstanding capability for motor starting and inrush current protection
- Very low inductance for accurate high-frequency switching current measurement
- Full environmental compliance (RoHS, REACH, lead-free)
Ideal Applications
Automotive Electronics (BMS, motor control)
Industrial Automation (PLCs, servo drives)
Power Supplies & Converters
Solar Energy Systems (MPPT controllers)
Consumer Electronics (power tools, drones)
The 3920 0.0007Ω (0.7m Ohm) 7W Metal Shunt Chip Resistor is a critical component for efficiency, control, and safety in high-power electronic systems. Its robust design and advanced MnCu alloy construction provide exceptional power handling, ultra-low resistance, and long-term stability for demanding technological applications.
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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