SMD Alloy 2512 Surface Mount Chip Current Sense Resistor
● Power: 1W~3W
● Resistance value: 1mR~500mR
● Accuracy: ± 0.5% ± 1% ± 5% ● Temperature coefficient (TCR): ≤± 50ppm, ± 75ppm
● Meet ROHS requirements and halogen-free requirements
Description
Sealed Alloy Resistor LR2512 Series High Precision 1W-3W Current Sense Resistors
The LR2512 Sealed Alloy Resistor series is designed for high-precision current sensing and reliable performance in demanding environments. Ideal for power management, industrial automation, and motor control applications, it effectively addresses challenges of stability and accuracy under high temperature and overload conditions. Featuring excellent welding performance and a non-inductive design, this series ensures long-term stability and precision, making it the perfect choice for professional electronics manufacturers seeking durable and quality components.
| type | Resistance | L | W | C |
| 2512 | 1mR~4mR | 6.4±0.2 | 3.2±0.2 | 2.0±0.2 |
| 5mR~500mR | 6.4±0.2 | 3.2±0.2 | 0.9±0.2 |
| Rated power | 1mΩ≤R≤100mΩ(1W、 1.5 W、2 W、3W) 100 mΩ<R≤500mΩ(1W、1.5W、2W) |
| Resistance range | 1mR~500mR |
| Max.Rated Current | 1.41A~54.77A |
| AccuracyClass | 0.5%、1%、5% |
| T .C .R(ppm/℃) | ±50、±75 |
| Operating Temperature Range | -50℃~+170℃ |
Features
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High reliability with strong overload capacity for safe and stable operation
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Non-inductive design minimizes interference in high-frequency circuits
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Wide operating temperature range with low temperature coefficient of resistance (TCR) down to ±50ppm/°C
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Multiple accuracy options available: ±0.5%, ±1%, and ±5%
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RoHS compliant and halogen-free, environmentally friendly
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Applications
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Current sensing and control in power supplies
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High-precision load measurement in industrial automation systems
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Motor drives and frequency inverter systems
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Communication equipment and precision instruments
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