Product Overview
This document specifies the Approval Specification for Metal Current Sensing Chip Resistors, Type 2512/1206/0805 series. These resistors offer high power capability up to 3W, low TCR as 50ppm/, and are suitable for reflow and wave soldering. They are constructed with Halogen Free Epoxy and Lead Free Plating, providing superior mechanical strength and frequency characteristics, and are RoHS compliant.
Product Attributes
- Brand: (Changzhou Pengke Electronics)
- Origin: China
- Material: Metal Alloy
- Certifications: RoHS compliant
Technical Specifications
| Product Series | Type Designation | Power Rating | Resistance Range | TCR (ppm/) | Operating Temperature Range | Resistance Tolerance | Max. Operating Voltage (V) | Insulation Resistance (M) |
| 2512 DD/XD | HI XD 25 N R001 F | 2W/3W | 0m R 1m | 350 | -55 ~ +170 | 1% (F), 2% (G), 5% (J) | (P*R) | > 100 |
| 1m < R 2m | 100 | |||||||
| 2m < R 500m | 50 | |||||||
| 1206 RC | HI XD 12 R XXX F | 1W | 0m R 2m | 350 | -55 ~ +170 | 0.5% (D), 1% (F), 2% (G), 3% (H), 5% (J) | (P*R) | > 100 |
| 2m < R 200m | 50 | |||||||
| 0805 RE | HI XD 08 R XXX F | 0.5W | 5m R 15m | 50 | -55 ~ +170 | 0.5% (D), 1% (F), 2% (G), 3% (H), 5% (J) | (P*R) | > 100 |
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) 0.450.20 (10m 0.60.20 | |
| 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), TCR=(R2-R1)/(R1(T2-T1))*10^6 | 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. The label shall be marked with: (1) Size, (2) Quantity, (3) LOT.NO., (4) Manufacturers name.
Recommended Reflow Soldering Profile
Solder: Sn96.5 / Ag3 / Cu0.5. Peak Temperature: 240~260, 10 sec. Pre-heating Zone: 150 to 200, 9030 sec. Soldering Zone: 230 or higher, 3010 sec.
Care Note
Storage: Temperature 535, Relative Humidity 4575% RH. Avoid direct sunlight, moisture, dust, and harmful gases. Storage life: 1 year. Handling: Avoid exceeding rated power. Be careful when picking up with tweezers. Do not touch the product with the soldering tip during manual installation.
2509261615_RVR-HIXD25LR170F_C52015990.pdf
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