Metal Alloy Resistor Series Yohey YHR2512SE3WR011F4 RoHS Compliant AECQ200 Certified Low Inductance
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Product Description
Product Overview
The Yuanhui Electronics Technology (Jiangsu) Co., Ltd. 2512 Alloy Resistance Series offers high-performance metal alloy resistors designed for demanding applications. Compliant with RoHS requirements and tested to AEC-Q200 standards for automotive use, these resistors feature low parasitic inductance ( 5nH). Available in LE (large electrode) and SE (small electrode) types, they offer various power ratings, resistance values, and tolerances, making them suitable for a wide range of electronic circuits.
Product Attributes
- Brand: YHR
- Origin: Jiangsu, China
- Certifications: RoHS, AEC-Q200
- Material: MnCu, CuNi, Kama (depending on resistance range and type)
Technical Specifications
| Type | Product Type | Resistor Size | Power | Resistance Range | Resistance Tolerance | Material | TCR | Operating Temperature Range | Insulation Resistance | Max Operating Voltage (V) |
| 2512 LE | Metal Alloy Resistance | 2512 | 3W/4W | 0.45m | F: 1%, G: 2%, J: 5% | MnCu (for | 350ppm/ (for | -55~ +170 | > 100M | (P*R) |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W/4W | 0.2m (2W/3W) | F: 1%, G: 2%, J: 5% | Purple Copper (for | N/A | -55~ +170 | > 100M | (P*R) |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W | 0.5mR | F: 1%, G: 2%, J: 5% | MnCu | 350ppm/ | -55~ +170 | > 100M | (P*R) |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W | 1mR4m (2W/3W) | F: 1%, G: 2%, J: 5% | MnCu | 50ppm/ | -55~ +170 | > 100M | (P*R) |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W/4W | 1mR1.5m (2W/3W/4W) | F: 1%, G: 2%, J: 5% | MnCu | 350ppm/ | -55~ +170 | > 100M | (P*R) |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W/4W | 2mR20m (2W/3W/4W) | F: 1%, G: 2%, J: 5% | MnCu | 50 ppm/ | -55~ +170 | > 100M | (P*R) |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W | 20m| F: 1%, G: 2%, J: 5% | MnCu | 50 ppm/ | -55~ +170 | > 100M | (P*R) | |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W/3W | 150m| F: 1%, G: 2%, J: 5% | CuNi | 50 ppm/ | -55~ +170 | > 100M | (P*R) | |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W | 220m| F: 1%, G: 2%, J: 5% | CuNi | 50 ppm/ | -55~ +170 | > 100M | (P*R) | |
| 2512 SE | Metal Alloy Resistance | 2512 | 2W | 400m| F: 1%, G: 2%, J: 5% | Kama | 50 ppm/ | -55~ +170 | > 100M | (P*R) | |
Construction and Dimension
| Product Type | Size L | Size W | Size E | Size H |
| 2512 LE | 6.40.2 | 3.20.2 | 2.20.2 | 0.80.08 |
| 2512 SE | 6.40.2 | 3.20.2 | 1.00.2 | 0.80.08 |
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 |
| ShortTimeOverload | 5 times rated power, maintain 5s (R000, max current 200A) | R1%+0.05m |
| Insulation resistance | Apply 100V15V DC voltage between electrode and substrate, hold for 60 seconds | > 100 M |
| Withstand voltage | Apply AC voltage with effective value of max overload voltage at approx. 100V/S, hold for 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 | 2705 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, stand for 1H | R (1.0%+0.05m) |
| Low Temperature Exposure | -552, 1000H, stand for 1H | 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 Packing Dimensions
| A | B | W | F | E | P1 | P2 | P0 | D0 | t |
| 3.50.15 | 6.80.1 | 12.00.2 | 5.50.05 | 1.750.1 | 4.00.1 | 2.00.05 | 4.00.05 | 1.5~1.6 | 1.00.1 |
Reel Dimensions
| Type | A | B | C | D | E | T | W |
| Reel | 1782.0 | 601.0 | 131.0 | 2.00.5 | >22 | 15.40.5 | 13.30.5 |
Pad Size
| Size | SE(short electrode) | LE(long electrode) |
| A | 4.0 | 3.1 |
| B | 2.1 | 1.3 |
| L | 4.1 | N/A |
Matters Needing Attention
1. Storage environment: Temperature 535, Relative Humidity 4575% RH. Keep humidity as low as possible. 2. Avoid prolonged direct sunlight exposure. 3. Do not store in humid, dusty environments or areas with harmful gases (Hydrogen chloride, sulfurous acid gas, Hydrogen sulfide) that degrade solderability. 4. Storage life: 1 year.
Version History
| Version | Date | Description of amendment |
| A1 | 2022/12/5 | Initial release |
| A2 | 2023/01/05 | Updated resistance range R100-R220 |
| A3 | 2023/02/03 | Modified packaging quantity |
| A4 | 2023/05/06 | Updated resistance range R220-R500 |
| A5 | 2024/01/23 | Updated resistance power |
| A6 | 2024/12/02 | Updated parasitic inductance range |
| A7 | 2025/02/26 | Updated internal structure diagram |
| A8 | 2025/04/15 | Updated main material name description corresponding to resistance range |
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina