Current Sensing Metal Chip Resistor RVR HIRC12AR060J Featuring Low TCR and Operating Temperature Range
Product Overview
The Metal Current Sensing Chip Resistors (2512, 1206, 0805 series) offer high power capabilities up to 3W with a low TCR of 50ppm/. These resistors are suitable for reflow and wave soldering, feature halogen-free epoxy, lead-free plating, and provide superior mechanical strength and frequency characteristics. They are RoHS compliant and designed for current sensing applications.
Product Attributes
- Brand: (Changzhou Pengke Electronics)
- Origin: China
- Material: Metal Alloy
- Certifications: RoHS compliant, Halogen Free
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/ |
Construction and Dimension
| Category | 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<R 200m) | 0.60.20 |
| 0805 | 2.00.10 | 1.250.10 | 0.50.20 | 0.350.20 |
Land Pattern Dimensions
| Category | 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, then measure | > 100 M |
| Withstand voltage | Apply AC voltage of maximum overload voltage between electrode and substrate at approx. 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) |
Tape Packaging Dimensions
| Type | 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
| D (mm) | C (mm) | E (mm) | T1 (mm) |
| (Refer to figure) | (Refer to figure) | (Refer to figure) | (Refer to figure) |
Label
Packaging Quantity: 0805/1206: 5000pcs/Reel; 2512: 4000pcs/Reel
Label Markings: Size, Quantity, LOT.NO., 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: Store in a controlled environment (temperature 535, relative humidity 4575% RH). Avoid direct sunlight, moisture, dust, and harmful gases. Storage life: 1 year.
Handling: Avoid exceeding rated power. Handle with care to prevent damage. Do not touch the product with soldering tip during manual installation.
Get in Touch
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