Product Overview
The RAxxx Series Metal Alloy Current Sensing Chip Resistors from Pakermicro are designed for high stability and reliability, featuring an epoxy plastic package that is UL: 94V-0 rated. These resistors offer ultra-low resistance values, excellent temperature coefficient characteristics, and high power ratings up to 3 watts. They are halogen-free, RoHS compliant, Pb-free, and meet the relevant provisions of AEC-Q200. Ideal for demanding applications in automotive electronics, current sensing, mobile phones, computers, power supplies, and battery chargers, these resistors provide precise current measurement capabilities.
Product Attributes
- Brand: Pakermicro ()
- Series: RAxxx
- Material: Metal Alloy
- Package: Plastic Package (Epoxy)
- Compliance: Halogen free, RoHS compliant, Pb free, AEC-Q200 relevant provisions
- Certifications: UL: 94V-0
- Mounting Position: Any
- Origin: Shenzhen, China
Technical Specifications
| Specification | Details |
|---|---|
| Models: | RA1206, RA2512, RA0805 |
| Resistance Range: | 0.5m to 500m (Varies by model and tolerance) |
| Rated Power: | Up to 3 Watts (e.g., RA1206: 1W, RA2512: 2W/3W, RA0805: 1/4W, 1/2W) |
| Tolerances: | 0.5% (D), 1% (F), 2% (G), 3% (H), 5% (J) |
| TCR (ppm/): | 50 ppm/ (2m~500m), 350 ppm/ (1m, 0.5m) |
| Insulation Resistance: | >100M |
| Operating Temperature Range: | -55 to +170 |
| Dimensions (L x W x T): |
|
| Marking: | 4 digits for 0.5% to 5% tolerance products. 'R' denotes 10-3, followed by three digits for resistance value. |
| Packing Options: | Reel (G), Bulk (V) |
| Reliability Test Items: | Solderability, Resistance to soldering heat, Mechanical Shock, Resistance to vibration, Terminal Bending, Terminal Strength, Biased Humidity, Operational life, Temperature cycling, Short-time overload, High Temperature Exposure, Low Temperature operation, ESD test, Thermal shock. |
| Rated Current Calculation: | I = (P / R) (Rated current is limited by maximum working current) |
Note: Detailed dimensions for electrodes and solder pads are provided in the original document.
2511271355_PAKER-RA2512F3R015G_C53054978.pdf
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