Product Overview
Metal Current Sensing Chip Resistors - Type 2512/1206/0805 series offer high power handling up to 3W, with low TCR as 50ppm/. These resistors are suitable for reflow and wave soldering, feature Halogen Free Epoxy and Lead Free Plating, and provide superior mechanical strength and frequency characteristics. They are RoHS compliant.
Product Attributes
- Brand: Changzhou Pengke Electronics
- Origin: China
- Material: Metal Alloy
- Certifications: RoHS compliant, Halogen Free
Technical Specifications
| Series | Model | Power | Resistance Range | TCR | Tolerance | Operating Temp. Range | Max. Operating Voltage |
| 2512 | DD/XD | 2W/3W | 0m R 1m | 350ppm/ | 1% (F), 2% (G), 5% (J) | -55 ~ +170 | (P*R) |
| 1m < R 2m | 100ppm/ | ||||||
| 2m < R 500m | 50 ppm/ | ||||||
| 1206 | RC | 1W | 0m R 2m | 350ppm/ | 0.5% (D), 1% (F), 2% (G), 5% (J) | -55 ~ +170 | (P*R) |
| 2m < R 200m | 50 ppm/ | ||||||
| 0805 | RE | 0.5W | 5m R 15m | 50ppm/ | 0.5% (D), 1% (F), 2% (G), 5% (J) | -55 ~ +170 | (P*R) |
Construction and Dimension
| Series | L (mm) | W (mm) | T (mm) | A (mm) |
| 2512 | 6.40.20 | 3.20.20 | 0.80.20 | DD: 2.00.20 (R4 m) / XD: 1.00.20 (R0.5 m) |
| 1206 | 3.20.20 | 1.60.20 | 0.70.20 | 0m R<10m: 0.60.20 / 10m |
| 0805 | 2.00.10 | 1.250.10 | 0.50.20 | 0.350.20 |
Land Pattern Dimensions
| Series | a (mm) | b (mm) | L (mm) |
| 0805 RE | 1.5 | 1 | 1 |
| 1206 RC | 1.8 | 1.7 | 1.6 |
| 2512 XD | 4 | 2.1 | 4.1 |
| 2512 DD | 4 | 3.1 | 1.3 |
Reliability Tests
| Project | Test Method | Specifications and Requirements |
| Temperature coefficient (TCR) | Measured at 25(T1, R1) and 125(T2, R2) | Refer to TCR specifications for physical features |
| Short Time Overload | 5 times rated power, maintain 5s | R 1%+0.05m |
| Insulation resistance | Apply 100V15V DC voltage between electrode and substrate, hold for 60 seconds | > 100 M |
| Withstand voltage | Apply AC voltage of maximum overload voltage between electrode and substrate at approx. 100V/S, hold for 605s | No breakdown or arc |
| Solderability | 2455 tin tank, hold 2s0.5s | At least 95% of surface area of electrode shall be covered with new solder |
| Resistance to Soldering Heat | 2605 tin tank, hold for 10s1s | R (0.5%+0.05m ), no visible damage |
| Bending test | Bending distance 2mm, hold time 60s5s | R0.5%+0.05m , no mechanical damage |
| Solvent resistance | Isopropanol (IPA) at 235 for 10 hours | No obvious damage to appearance |
| High Temperature Exposure | 1702, 1000H | R (1.0%+0.05m ) |
| Low Temperature Exposure | -552, 1000H | R (0.5%+0.05m ) |
| Rapid change of Temperature | -55 30 min ~ normal temp 5 min ~155 30 min, 1000 cycles | R (0.5%+0.05m ) |
| Load Life | 702, 1000 hours, rated power, 1.5 hours on / 0.5 hours off | R (1.0%+0.05m ) |
| Moisture with Load | 852, 85%3%RH, 1000 hours, rated power, 1.5 hours on / 0.5 hours off | R (1.0%+0.05m) |
Tape Packaging Dimensions
| Series | A (mm) | B (mm) | C (mm) | D (mm) | E (>mm) | T1 (mm) | T2 (mm) |
| 0805 | 1782.0 | 601.0 | 131.0 | 2.00.5 | >22 | 9.01 | / |
| 1206 | 1782.0 | 601.0 | 131.0 | 2.00.5 | >22 | 9.00.3 | 11.4 1.0 |
| 2512 | 1782.0 | 601.0 | 131.0 | 2.00.5 | >22 | 13.0 0.3 | 15.4 1.0 |
Reel Dimensions
| Series | D (mm) | C (mm) | E (mm) | T1 (mm) |
| 0805 | 1782.0 | 601.0 | 131.0 | 9.01 |
| 1206 | 1782.0 | 601.0 | 131.0 | 9.00.3 |
| 2512 | 1782.0 | 601.0 | 131.0 | 13.0 0.3 |
Label
Packaging Quantity: 0805/1206: 5000pcs/Reel, 2512: 4000pcs/Reel
Label shall mark the following items: (1) Size (2) Quantity (3) LOT.NO. (4) Manufacturers name
Recommended Reflow Soldering Profile
1. Solder: Sn96.5 / Ag3 / Cu0.5
2. Peak Temperature: 240~260, 10 sec
3. Pre-heating Zone: 150 to 200 , 9030 sec
4. Soldering Zone: 230 or higher, 3010 sec
Care Note
1. Storage: Store in a controlled environment (temperature 535, relative humidity 4575% RH). Avoid direct sunlight, moisture, dust, and harmful gases. Storage life: 1 year.
2. Handling: Avoid exceeding rated power. Handle with care to prevent damage to the protective layer or resistor body. Do not touch the product with the soldering tip during manual installation.
2512101755_RVR-HIXD25LR050J_C53144923.pdf
Please Use Our Online Inquiry Contact Form Below If You Have Any Questions, Our Team Will Get Back To You As Soon As Possible
