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MELF Carbon Film Resistors
During decades of electronic supplies market leadership, Thunder Components Ltd. has developed a broad range of superior Film Resistors and services, and a profound knowledge base and experience. With our global manufacturing and customer support capabilities, Thunder Components Ltd. is uniquely positioned to tackle your demanding requirements and provide you the value you expect from a trusted business partner.
MELF-CFR
MELF Carbon Film Resistors
Carbon Film Resistor, is with the features of high reliability, stability, and competitive price, and applied for various electronic equipments.
Features:
High Power Fixed Type & Adjustable Type Wirewound Resistors.
Wattage : 1/8W ~ 3W Tolerance : 2% ~ 5%
Features:
High Power Fixed Type & Adjustable Type Wirewound Resistors.
- High Stability
- High Stability
- Competitive Price
Wattage : 1/8W ~ 3W Tolerance : 2% ~ 5%
Dimensions :
| Size | POWER RATING |
MAX. RATING VOLTAGE |
MAX. OVERLOAD VOLTAGE |
RESISTANCE RANGE E-24;G(2%): J(5%) |
|---|---|---|---|---|
| 0204 | 1/8W(0.125W) | 200V | 400V | 2.2Ω~1MΩ |
| 1/4Ws(0.25W) | 250V | 500V | 2.2Ω~1MΩ | |
| 0207 | 1/4W(0.25W) | 250V | 500V | 1.0Ω~2.2MΩ |
| 1/2Ws(0.5W) | 300V | 600V | 1.0Ω~2.2MΩ | |
| 1Wss(1W) | 400V | 600V | 1.0Ω~2.2MΩ | |
| 0309 | 1Ws | 500V | 1000V | 1.0Ω~10MΩ |
| 0411 | 2Ws | 500V | 1000V | 1.0Ω~10MΩ |
| 0515 | 3Ws | 500V | 1000V | 1.0Ω~10MΩ |
| Item | Characteristics | Test Method | ||||
|---|---|---|---|---|---|---|
| Operating Temp. Range | -55℃~155℃ | |||||
| Temperature Coefficient | SIZE | +350~ -450 | 0~ -700 | 0~-1000 | +0~-1300 | JIS-C-5202;5.2 |
| 0204 | 1.0Ω~ 47KΩ | 51KΩ220KΩ | 240KΩ~470KΩ | 510KΩ~1.0MΩ | ||
| 0207以上 | 1.0Ω~ 100KΩ | 110KΩ~330KΩ | 360KΩ~1.0MΩ | 1.1MΩ~2.2MΩ | ||
| Short time overload | ±1% | Rating voltage×2.5 or Max. overload voltage for 5 sec. Whichever less |
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| Pulse overload | ±2% | Rating voltage×4 or Max.pulse overload voltage for 10,000 cycle (1sec. “on” 25 sec. “off” cycle |
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| Temperature cycling | ±1% | -55℃(30min.)/85℃(30min.)for 5cycle | ||||
| Load Life in Humidity | ±5% | 40℃±2℃, 90%~95% RH,1000h,1.5h “on”/0.5h”off” cycle | ||||
| Load Life | ±5% | 70℃±2℃, 1000h, 4.5h“on”/0.5h “off”cycle |
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| Resistance to soldering heat |
±2% | 260℃±5℃, 5sec ±1sec | ||||
| Solderability | 90% Coverage/Min | 235±5℃, 2sec±0.5sec | ||||
| Bending test | ±1% | Holding point width 90mm, Bending 5mm, 1 time | ||||
| High Temp. exposure |
±2% | 155℃5℃, 2houts | ||||
| Non- Combustibility |
The resistors shall withstand overload test in accordance With Article UL-94. V-0 without producing a fire hazard. | |||||
Thunder Components Ltd. has a team of knowledgeable people and a wide range of great quality performance Film Resistors and Chip Resistors products. We engage to develop enduring relationships with our customers by providing innovative MELF Carbon Film Resistors products supported by the best customer service in the industry.