Surface mounted SMD Large Current Weld Precision Shunts Resistor
Product features
●Accuracy ±0.5%, ±1%, ±5%.
●Electron beam welding process.
●Alloy material: manganese copper (M), kama (K).
●Operating temperature range: -55℃~+175℃.
●Good product consistency, high reliability, stability, and strong pulse resistance.
●Extremely low thermal electromotive force (<1uVPo
●Ultra-low parasitic inductance (<2nH).
Description
Surface mounted SMD Large Current Weld Precision Shunts Resistor
Features
• Air Cooling: Designed with an open bare alloy element to allow air flow, maximizing cooling efficiency.
• Strong Stability: Ensures circuit stability even under high current conditions.
• Low TCR: Temperature Coefficient of Resistance (TCR) as low as ±20ppm/°C and ±50ppm/°C
• Low Resistance: Resistance values can be as low as 0.0005Ω
• Tolerance: Available in various tolerances, including ±1%, ±2%, and ±5%
• Lead-Free and RoHS Compliant: Environmentally friendly and compliant with industry standards
SMD Shunt Resistor for Precision Current Measurement
This surface mount welded shunt resistor is designed for large current measurement in power control, battery management, and industrial automation systems.
Key Benefits of Our SMD Shunt Resistor
- Low resistance value with tight tolerance
- Welded construction for thermal stability
- High current handling capability
Typical Applications
- Battery packs and BMS
- DC motor controllers
- Power supply units
Dimension
| Type | Resistance Range | Rated Power | C±0.5 | B±0.3 | A±0.5 | H±0.3 | W±0.5 | D±0.03 | Package |
|---|---|---|---|---|---|---|---|---|---|
| 3812 | 5mR | 3W | 3.1 | 4.2 | 3.0 | 3.2 | 11 | 0.38 | 2000PCS |
| 10mR | 3.1 | 4.2 | 3.0 | 3.2 | 11 | 0.68 | |||
| 15mR | 3.1 | 4.2 | 3.0 | 3.2 | 11 | 0.45 | |||
| 20mR | 3.1 | 4.2 | 3.0 | 3.2 | 11 | 0.32 | |||
| 25mR | 3.1 | 4.2 | 3.0 | 3.2 | 11 | 0.27 | |||
| 40mR | 3.1 | 4.2 | 3.0 | 3.2 | 11 | 0.15 | |||
| 3824 | 1mR | 5W | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.85 | 1000PCS |
| 2mR | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.43 | |||
| 5mR | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.65 | |||
| 8mR | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.38 | |||
| 10mR | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.32 | |||
| 15mR | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.30 | |||
| 20mR | 6.2 | 4.2 | 3.0 | 3.2 | 11 | 0.15 | |||
| 25mR | 5.0 | 4.2 | 3.0 | 3.2 | 11 | 0.15 |
Note: The above products are conventional general-purpose. Other resistance values can be customized!
Advantages
• High Power Handling: Capable of handling large currents with minimal heat retention
• Compact Size: Designed for miniaturization, making them suitable for high-density circuit boards
• Cost-Effective: Offers a balance of performance and cost, making them a practical choice for various applications
