SMD Alloy 2512 Surface Mount Chip Current Sense Resistor
1W to 2W
Feature:
Sealed alloy resistor LR2512 series:
●Power: 1W~3W
●Resistance: 1mR~500mR
●Accuracy: ±0.5% ±1% ±5%
●Temperature coefficient (TCR): ≤±50ppm, ±75ppm
●Complies with ROHS and halogen-free requirements
Alloy chip, sealing process, good welding performance
1. High reliability, high overload capacity, high product precision.
2. Wide operating temperature range, non-inductive design
3. Resistance temperature coefficient TCR×10-6/℃±50ppm, ±75ppm
| type | Resistance | L | W | C | T |
| 2512 | 1mR~4mR | 6.4±0.2 | 3.2±0.2 | 2.0±0.2 | 0.7±0.2 |
| 5mR~500mR | 6.4±0.2 | 3.2±0.2 | 0.9±0.2 | 0.7±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℃ |
SMD Alloy 2512 Surface Mount Chip Current Sense Resistor
Specifications:
-Size: 2512 (2.5mm x 1.2mm)
- Resistance Range: Typically 1mΩ to 100mΩ
- Tolerance: ±1% to ±5%
- Power Rating: 1W to 2W, depending on the specific model
- Temperature Coefficient of Resistance (TCR): Low TCR, often around ±75 ppm/°C
- Operating Temperature Range: -55°C to +170°C
- Material: Alloy (such as Cu-Ni or Ni-Cr)
- Packaging:Tape and reel for automated surface-mount assembly
Applications:
- Current Sensing in Power Management: Used in DC-DC converters, power supplies, and battery management systems.
- Automotive: Engine control units (ECUs), electric vehicle battery management, and inverters.
- Telecommunications: Power modules and network equipment.
- Industrial Equipment: Motor controls, frequency inverters (VFDs), and energy monitoring systems.
- Consumer Electronics:Smartphones, laptops, and other portable devices for battery monitoring and power management.
- Medical Devices: Power monitoring in portable and implantable devices.
Advantages:
- High Accuracy:Ensures precise current measurement, improving the overall performance of power management systems.
- Space-Efficient: Compact size allows for use in space-constrained designs, suitable for modern miniaturized electronic devices.
- Enhanced Reliability:Designed to perform under harsh environmental conditions, ensuring long-term stability.
- Cost-Effective: Reduces the need for additional components by integrating current sensing and resistance functions in a single unit.
- Versatile: Suitable for a wide range of applications across various industries.
If you need more detailed information or specific models, feel free to ask us on Lydia@czystech.com
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