 Miniature Style Resistors - MFS Series | | | | | |
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| MINIATURE STYLE RESISTORS - MFS Series | | | | | |
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| POWER RATING: | | | | | | | |  | |
| 1/4WS, 1/2WS, 1WS, 2WS, 3WS | | | | | | | |
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| FEATURES | | | | | | | | |
| Low cost, high performance. | | | | |
| High power with small size for significant space savings. | | | | |
| Excellent long - term stability. | | | | |
| Variety of packing - bulk, strip pack, 26mm and 52mm tape and reel, cut and formed or radial Pana. | | | | | | |
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| INTRODUCTION | | | | | | | | | | |
| The miniature series has increased by 30% the Aluminum into the Ceramic Bar. They can offer excellent performance in applications where stability and uniformity of characteristics are desired in high terperature, resistant to humidity and shock testing. | |
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| DIMENSIONS: | | | | | | | | | | | |
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| STYLE | DIMENSION (mm) | POWER RATING | |  | |
| L | ΦD | H | Φd | (Watt) | | |
| 25S | 3.2±0.2 | 1.8±0.3 | 28±2 | 0.430.02 | 1/4W | | |
| 50S | 6.0±0.2 | 2.3±0.3 | 28±2 | 0.50.02 | 1/2W | | |
| 100S | 9±0.5 | 3.2±0.5 | 26±2 | 0.60.02 | 1W | | |
| 200S | 11.0±0.5 | 4.5±0.5 | 35±2 | 0.70.02 | 2W | | |
| 300S | 15.0±0.5 | 5.0±0.5 | 32±2 | 0.80.02 | 3W | | |
| 500S | 17.0±0.5 | 6.0±0.5 | 38±2 | 0.80.02 | 5W | | |
| 700S | 25±1 | 8.0±0.5 | 38±2 | 0.80.02 | 7W | | |
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| ELECTRICAL CHARACTERISTICS: | | | | | | | | |
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| MFS SERIES: | | | | | | | | | | |
| Style | MFS-25 | MFS-50 | MFS-100 | MFS-200 | MFS-300 | - | | | | |
| Power Rating 70oC | 1/4WS | 1/2WS | 1WS | 2WS | 3WS | - | | | | |
| Operating Temp. Range | -55oC ~ +155oC | | | | |
| Max. Working Voltage | 200V | 250V | 350V | 500V | 500V | - | | | | |
| Max. Overload Voltage | 400V | 600V | 700V | 1000V | 1000V | - | | | | |
| Dielectric Withstanding Voltage (AC) | 300V | 500V | 700V | 1000V | 1000V | - | | | | |
| Max. Intermittence Overload Voltage | 400V | 600V | 700V | 1000V | 1000V | - | | | | |
| Value Range :±0.25%,± 0.5%,± 1% | 10Ω ~1MΩ | | | | |
| Value Range: ±0.05%, ±0.1% | 100Ω ~100KΩ | | | | |
| Temp. Coefficient (by Type) | ±15ppm, ±25ppm , ±50ppm, ±100ppm | | | | |
| * The listed resistance range for standard resistance, below or over this resistance is on request. | | | | |
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| ENVIRONMENTAL CHARACTERISTICS : | | | | | | | |
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| PERFORMANCE TEST | TEST METHOD | APPRAISE | |
| Short Time Overload | JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds | ±(0.75%+0.05)Ω | |
| Dielectric Withstanding V. | JIS-C-5202 5.7 : in V-Block for 60 seconds | By Type | |
| Temperature Coefficient | JIS-C-5202 5.2 : -55oC ~+155oC | By Type | |
| Insulation Resistance | JIS-C-5202 5.6 : in V-Block | ≧1000 MΩ | |
| Solderability | JIS-C-5202 6.5 : 230oC for 5±0.5 seconds | 95% min. coverage | |
| Resistance to Solvent | JIS-C-5202 6.9 : Trichroethance for 1 min. with ultrasonic | no deterioration | |
| Terminal Strength | Direct load for 10 sec. In the direction of the terminal leads | ≧2.5KG/24.5N | |
| Pulse Overload | JIS-C-5202 5.8 : 4 time RCWV 10000 cycles(1 sec.on, 25 sec.off) | ±(2%+0.05)Ω | |
| Load Life in Humidity | JIS-C-5202 7.9 : 40±2oC, 90~95% RH at RCWV for 1000 hrs | ±(3%+0.05)Ω | |
| (1.5hrs. on, 0.5 hrs. off) | |
| Load Life | JIS-C-5202 7.10 : 70oC at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off) | ±(3%+0.05)Ω | |
| Temperature Cycling | | ±(1%+0.05)Ω | |
| Soldering Heat | | ±(1%+0.05)Ω | |
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