Product Overview
This document details the Approval Specification for Metal Current Sensing Chip Resistors, Type 2512/1206/0805 series. These resistors offer high power up to 3W, low TCR down to 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 comply with RoHS standards. They are designed for current sensing applications.
Product Attributes
- Brand: Changzhou Pengke Electronics
- Origin: China
- Material: Metal Alloy Resistance
- 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 | 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 (mm)
| Category | L | W | T | A |
| 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 (mm)
| Category | 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 |
Tape Packaging Dimensions (mm)
| Type | 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)
| Type | D | C | E | T1 |
| 0805 | 178 | 60 | 13 | 9.01 |
| 1206 | 178 | 60 | 13 | 9.00.3 |
| 2512 | 178 | 60 | 13 | 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
1. Solder: Sn96.5 / Ag3 / Cu0.5
2. Peak Temperature: 240~260, 10 sec
3. Pre-heating Zone: 150 to 200 , 9030 sec
4. 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. Storage life: 1 year.
Care Note for Operating and Handling
Avoid exceeding rated power. Handle with care using tweezers to prevent damage. Do not touch the product with a soldering tip during manual installation.
2512101755_RVR-HIXD25LR040J_C53144921.pdf
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