Current Sensing Metal Chip Resistors Featuring RVR HIRC12AR100J with 3W Power 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, excellent high-frequency characteristics, and are RoHS compliant. Applications include current sensing in various electronic devices.
Product Attributes
- Brand: (Changzhou Pengke Electronics)
- Origin: China
- Material: Metal Alloy Resistance
- 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 | 350ppm/ | -55 ~ +170 | F:1% G:2% J:5% | Over 100M | (P*R) |
| 1m<R 2m | 100ppm/ | ||||||
| 2m<R 500m | 50 ppm/ | ||||||
| 1206 RC | 1W | 0mR 2m | 350ppm/ | -55 ~ +170 | F:1% G:2% J:5% | Over 100M | (P*R) |
| 2m<R 200m | 50 ppm/ | ||||||
| 0805 RE | 0.5W | 5mR 15m | 50ppm/ | -55 ~ +170 | F:1% G:2% J:5% | Over 100M | (P*R) |
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: 0.60.20 10m<R 200m: 0.450.20 |
| 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 |
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
| Type | 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 Information
Packaging Quantity: 0805/1206: 5000pcs/Reel, 2512: 4000pcs/Reel.
Marked Items: (1) Size, (2) Quantity, (3) LOT.NO., (4) Manufacturers name.
Recommended Reflow Soldering Profile
| Parameter | Value |
| 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 for Storage
Store in a controlled environment (temperature 535, relative humidity 4575% RH), minimizing humidity. Avoid direct sunlight, moisture, dust, and harmful gases (Hydrogen chloride, sulfurous acid gas, Hydrogen sulfide). Storage life: 1 year.
Care Note for Operating and Handling
- Avoid exceeding normal rated power to maintain performance and reliability.
- Handle with care using tweezers to prevent damage to the protective layer or resistance body.
- When manually installing, do not touch the product with the soldering tip.
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