Product Overview
This document specifies the Approval Specification for Metal Current Sensing Chip Resistors, Type 2512/1206/0805 series. These resistors offer high power up to 3W, low TCR as 50ppm/, and are suitable for reflow and wave soldering. They feature Halogen-Free Epoxy, Lead-Free Plating, superior mechanical strength, excellent high-frequency characteristics, and are RoHS compliant.
Product Attributes
- Brand: (Changzhou Pengke Electronics)
- Origin: China
- Material: Metal Alloy
- Certifications: RoHS compliant
Technical Specifications
| Product Category | Rated Power | Resistance Range | TCR | Operating Temperature Range | Resistance Tolerance | Insulation Resistance | Max. Operating Voltage (V) |
| 2512 DD/XD | 2W/3W | 0mR 1m 1m<R 2m 2m<R 500m | 350ppm/ 100ppm/ 50 ppm/ | -55 ~ +170 | F:1% G:2% J:5% | Over 100M | (P*R) |
| 1206 RC | 1W | 0mR 2m 2m<R 200m | 350ppm/ 50 ppm/ | ||||
| 0805 RE | 0.5W | 5mR 15m | 50ppm/ |
| Category | L (mm) | W (mm) | T (mm) | A (mm) | DD (mm) | XD (mm) |
| 2512 | 6.40.20 | 3.20.20 | 0.80.20 | - | 2.00.20 (R4 m) | 1.00.20 (R0.5 m) |
| 1206 | 3.20.20 | 1.60.20 | 0.70.20 | 0.60.20 (0m R<10m) 0.450.20 (10m<R 200m) | - | - |
| 0805 | 2.00.10 | 1.250.10 | 0.50.20 | 0.350.20 | - | - |
| 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, then measure insulation resistance | > 100 M |
| Withstand voltage | Apply an alternating current with an effective value of the maximum overload voltage between the electrode and the substrate at a rate of approximately 100V/S, maintaining 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 minutes ~ normal temperature 5 minutes ~155 30 minutes, 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) |
2512101755_RVR-HIXD25LR390J_C53144944.pdf
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