Product Overview
This document outlines the Approval Specification for Metal Current Sensing Chip Resistors, Type HI XD. These resistors are designed for high-power applications with ratings up to 3W and feature excellent mechanical strength and superior high-frequency characteristics. They are suitable for reflow and wave soldering processes, are Halogen Free and Lead Free plated, and comply with RoHS standards. The series includes 2512, 1206, and 0805 sizes, offering a wide range of resistance values and precision levels.
Product Attributes
- Brand: (Changzhou Pengke Electronics)
- Origin: China
- Material: Metal Alloy
- Certifications: RoHS compliant, Halogen Free
Technical Specifications
| Product Type | Size | Rated Power | Resistance Range | TCR (ppm/) | Operating Temperature Range | Resistance Tolerance | Insulation Resistance | Max. Operating Voltage (V) |
| 2512 DD/XD | 2512 | 2W/3W | 0m R 1m | 350 | -55 ~ +170 | F: 1% G: 2% J: 5% | Over 100M | (P*R) |
| 1m < R 2m | 100 | |||||||
| 2m < R 500m | 50 | |||||||
| 1206 RC | 1206 | 1W | 0m R 2m | 350 | -55 ~ +170 | F: 1% G: 2% J: 5% | Over 100M | (P*R) |
| 2m < R 200m | 50 | |||||||
| 0805 RE | 0805 | 0.5W | 5m R 15m | 50 | -55 ~ +170 | F: 1% G: 2% J: 5% | Over 100M | (P*R) |
Construction and Dimension
| Type | 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 0.60.20 | |
| 0805 | 2.00.10 | 1.250.10 | 0.50.20 | 0.350.20 |
Land Pattern Dimensions
| Type | 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), then calculated 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 | > 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 bath, hold 2s0.5s | At least 95% of electrode surface area covered with new solder |
| Resistance to Soldering Heat | 2605 tin bath, hold for 10s1s | R (0.5%+0.05m ), no visible damage |
| Bending test | Bending distance 2mm, hold time 60s5s | R(0.5%+0.05m ), no mechanical damage |
| Solvent resistance | Isopropanol (IPA) at 235 for 10 hours | No obvious damage to appearance |
| High Temperature Exposure | 1702, 1000H, stand for 1H, test resistance value | R (1.0%+0.05m ) |
| Low Temperature Exposure | -552, 1000H, stand for 1H, test resistance value | 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
| 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 | 178 | 60 | 13 | 9.0 |
| 1206 | 178 | 60 | 13 | 9.0 |
| 2512 | 178 | 60 | 13 | 13.0 |
Label Information
Packaging Quantity: 0805/1206: 5000pcs/Reel; 2512: 4000pcs/Reel
Label shall mark the following 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 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.
2509261615_RVR-HIXD25NR022F_C52015929.pdf
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