Metal Current Sensing Chip Resistors RVR HIRC12AR0037F with Lead Free Plating and Halogen Free Epoxy
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 from 50ppm/, and are suitable for reflow and wave soldering. They feature Halogen Free Epoxy, Lead Free Plating, superior mechanical strength, and excellent high-frequency characteristics, complying with RoHS standards.
Product Attributes
- Brand: (Changzhou Pengke Electronics)
- Origin: China
- Material: Metal Alloy Resistance
- Certifications: RoHS compliant, Halogen Free
Technical Specifications
| Product Series | Model | Rated Power (W) | Resistance Range | TCR (ppm/) | Operating Temperature Range | Resistance Tolerance (%) | Insulation Resistance (M) | Max. Operating Voltage (V) |
| 2512 | DD/XD | 2W/3W | 0mR 1m | 350 | -55 ~ +170 | 1, 2, 5 | > 100 | (P*R) |
1m| 100 | | |||||||
2m| 50 | | |||||||
| 1206 | RC | 1W | 0mR 2m | 350 | -55 ~ +170 | 1, 2, 5 | > 100 | (P*R) |
2m| 50 | | |||||||
| 0805 | RE | 0.5W | 5mR 15m | 50 | -55 ~ +170 | 1, 2, 5 | > 100 | (P*R) |
Construction and Dimension (mm)
| Series | L | W | T | A (DD/XD) |
| 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 R0.450.20 (10m| 0.60.20 | |
| 0805 | 2.00.10 | 1.250.10 | 0.50.20 | 0.350.20 |
Land Pattern Dimensions (mm)
| Series | a | b | L |
| 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 |
| Short Time Overload | 5 times rated power, maintain 5s | R 1%+0.05m |
| Insulation resistance | Apply 100V15V DC between electrode and substrate for 60s | > 100 M |
| Withstand voltage | Apply AC voltage of maximum overload voltage between electrode and substrate | No breakdown or arc |
| Solderability | 2455 tin bath, hold 2s0.5s | At least 95% of electrode surface area covered with new solder |
| Resistance to Soldering Heat | 2605 tin bath, hold 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 (mm)
| Series | A | B | C | D | E | T1 | T2 |
| 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 (mm)
| Series | D | C | E | T1 |
| 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 Information
Packaging Quantity: 0805/1206: 5000pcs/Reel, 2512: 4000pcs/Reel.
Marked Items: 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 Notes
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 to the protective layer or resistor body. Do not touch the product with the soldering tip during manual installation.
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