0.8m Ohm Low Inductance Resistors 7W Current Measuring Resistor 3920 Size
Price:
Negotiable
MOQ:
2000
Delivery Time:
3-5 work days
Brand:
Ellon
Product Description
3920 Size 0.0008Ω (0.8m Ohm) 7W Metal Shunt Chip Resistor with Low Temperature Coefficient and Low Inductance Design
In the demanding world of modern electronics, particularly in power management, motor control, and battery monitoring systems, accurate current measurement is a fundamental requirement for efficiency, safety, and performance. The 3920 0.0008Ω (0.8m Ohm) 7W 1% resistor (part number ESR39F7W0M80M02G) represents a high-precision instrument designed for robustness and reliability in challenging applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Resistance Value | 0.0008Ω (0.8mΩ) |
| Tolerance | ±1% |
| Power Rating | 7W |
| 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 and Benefits
- 3920 Package Size: Large surface area enables superior heat dissipation for 7W power handling in high-current paths
- Ultra-Low 0.0008Ω Resistance: Minimizes voltage drop and power loss while maintaining measurement accuracy
- 7W Power Rating: Handles substantial current surges and transient overloads
- 1% Tolerance: Ensures reliable current measurements from first use
- Low Inductance Design: Maintains stable performance in high-frequency switching environments
Material Advantages: Manganin (MnCu) Alloy
- Extremely low temperature coefficient of resistance (TCR) for stable performance across temperature ranges
- Low thermoelectric EMF when paired with copper terminals prevents measurement errors
- Excellent long-term stability and resistance to oxidation
Applications
This high-performance resistor is ideal for:
- Automotive battery management systems (BMS) and motor drives
- Industrial motor drives and inverters
- Overcurrent protection circuits
- High-current power supplies and server motherboards
- Solar and renewable energy inverters
Compliance and Environmental Standards
Meets RoHS, REACH, and lead-free requirements for global applications.
The ESR39F7W0M80M02G metal shunt resistor represents an optimal solution for engineers requiring uncompromising accuracy, reliability, and efficiency in power electronics design.
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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