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Specifications
Resistance:
60mΩ
Power(Watts):
3W
Type:
Alloy Resistor
Tolerance:
±1%
Mfr. Part #:
YHR2512SE3WR060F4
Package:
2512
Key Attributes
Model Number:
YHR2512SE3WR060F4
Product Description
Product Overview
The Yuanhui Electronics 2512 Series Metal Alloy Resistance offers high power handling (3W/4W) and low resistance values, compliant with RoHS requirements and AEC-Q200 automotive standards. Featuring parasitic inductance of less than or equal to 5nH, these resistors are suitable for demanding applications requiring precision and reliability.
Product Attributes
- Brand: Yuanhui Electronics (YHR)
- Origin: China (implied by company name)
- Certifications: RoHS, AEC-Q200
- Material: Copper, Manganese Copper (MnCu), Copper Nickel (CuNi), Kama (specific materials vary by resistance range and type)
Technical Specifications
| Type | Size | Power | Resistance Range | Resistance Tolerance | TCR (ppm/) | Max Operating Voltage (V) |
| LE (Large Electrode) | 2512 | 3W/4W | <0.45m | F: 1%, G: 2%, J: 5% | 350 (for R<1m), 50 (for 1mR4m) | (P*R) |
| SE (Small Electrode) | 2512 | 3W/4W | R001RR020 | F: 1%, G: 2%, J: 5% | 350 (for 1mR1.5m), 50 (for 2mR20m) | (P*R) |
| SE (Small Electrode) | 2512 | 2W/3W | R001RR220 | D: 0.5%, F: 1%, G: 2%, J: 5% | 350 (for R<1.5m), 50 (for 1.5mR220m) | (P*R) |
| SE (Small Electrode) | 2512 | 2W | R220RR500 | D: 0.5%, F: 1%, G: 2%, J: 5% | 50 | (P*R) |
Construction and Dimensions
| Product Type | Illustration | Size (L x W x E x H) | Legend |
| 2512 LE | 6.40.2 x 3.20.2 x 2.20.2 x 0.80.08 | L, W, E, H | |
| 2512 SE | 6.40.2 x 3.20.2 x 1.00.2 x 0.80.08 | L, W, E, H |
Reliability Tests
| Project | Test Method | Specifications and Requirements |
| Temperature coefficient (TCR) | Measured at 25 and 125 | Refer to TCR specifications for physical features |
| Short Time Overload | 5 times rated power, 5s | R(1%+0.05m) |
| Insulation resistance | 100V DC for 60s | > 100 M |
| Withstand voltage | AC at approx. 100V/S rate, 605s | No breakdown or arc |
| Solderability | 2455 tin bath, 2s0.5s | Electrode tinning area > 95% |
| Resistance to Soldering Heat | 2705 tin bath, 10s1s | R(0.5%+0.05m), no visible damage |
| Bending test | Bending distance 2mm, 60s5s | R(0.5%+0.05m), no mechanical damage |
| Solvent resistance | Isopropanol (IPA), 235, 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 (30min) ~ RT (5min) ~ 155 (30min), 1000 cycles | R (0.5%+0.05m) |
| Load Life | 702, 1000 hours, rated power, 1.5h on / 0.5h off | R (1.0%+0.05m) |
| Moisture with Load | 852, 85%3%RH, 1000 hours, rated power, 1.5h on / 0.5h off | R(1.0%+0.05m) |
Packaging Dimensions
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 Pattern
| Size | SE (Short Electrode) | LE (Large Electrode) |
| A | 4.0 | 3.1 |
| B | 2.1 | 1.3 |
| L | 4.1 |
Matters Needing Attention
- Storage: Temperature 5-35, Humidity 45-75% RH. Keep humidity low.
- Avoid direct sunlight.
- Do not store in humid, dusty environments, or in the presence of harmful gases (Hydrogen chloride, sulfurous acid gas, Hydrogen sulfide) that degrade solderability.
- 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 for resistance segments |
2504271506_Yohey-YHR2512SE3WR060F4_C47574940.pdf
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