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Specifications
Power(Watts):
2W
Resistance:
16mΩ
Type:
Alloy Resistor
Tolerance:
±1%
Mfr. Part #:
YHR2512SE2WR016F4
Package:
2512
Key Attributes
Model Number:
YHR2512SE2WR016F4
Product Description
Product Overview
The Yuanhui Electronics Technology (Jiangsu) Co., Ltd. Alloy Resistance 2512 Series Metal Alloy Resistors are designed for high-reliability applications. These resistors comply with RoHS requirements and undergo vehicle-specific AEC-Q200 tests. They feature parasitic inductance less than or equal to 5nH, making them suitable for demanding electronic circuits.
Product Attributes
- Brand: YHR
- Origin: Jiangsu, China
- Certifications: RoHS, AEC-Q200
Technical Specifications
| Type Designation | Product Type | Resistor Size | Power | Resistance Tolerance | Resistance Range | Parasitic Inductance | Material | TCR | Operating Temperature Range | Insulation Resistance | Max Operating Voltage |
| 2512 LE (Large Electrode) | Metal Alloy Resistance | 2512 | 3W/4W | F: 1%, G: 2%, J: 5% | <0.45m (R000), 0.5mR4m | 5 nH | MnCu (for 0.5mR<1m), MnCu (for 1mR4m) | 350ppm/ (for 0.5mR<1m), 50ppm/ (for 1mR4m) | -55~ +170 | > 100 M | (P*R) |
| 2512 SE (Small Electrode) | Metal Alloy Resistance | 2512 | 2W/3W/4W | D: 0.5%, F: 1%, G: 2%, J: 5% | 1mR220m (2W/3W), 220mR500m (2W) | 5 nH | MnCu (for 1mR1.5m), MnCu (for 2mR20m), MnCu (for 20m| 350ppm/ (for 1mR1.5m), 50 ppm/ (for 2mR20m, 20m | -55~ +170 | > 100 M | (P*R) | |
Construction and Dimension
| Product Type | Size | Illustration | Legend |
| 2512 LE | L: 6.40.2, W: 3.20.2, E: 2.20.2, H: 0.80.08 | ||
| 2512 SE | L: 6.40.2, W: 3.20.2, E: 1.00.2, H: 0.80.08 |
Reliability Tests
| Project | Test Method | Specifications and Requirements |
| Temperature coefficient (TCR) | Measured at 25(T1, R1) and 125(T2, R2), calculated as (R2-R1)/(R1 (T2-T1)) *10^6 | 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, then measure | > 100 M |
| Withstand voltage | Apply AC voltage with effective value of max overload voltage between electrode and substrate 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, 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 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 Pattern
| Size | SE(Short Electrode) | LE(Long Electrode) |
| A | 4.0 | 3.1 |
| B | 2.1 | 1.3 |
Matters Needing Attention
- Storage conditions: Temperature 5-35, Relative Humidity 45-75% RH. Keep humidity low.
- Avoid prolonged direct sunlight exposure.
- 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 corresponding to resistance range |
2504271506_Yohey-YHR2512SE2WR016F4_C46595963.pdf
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