Products
MELF Carbon Film Resistors
MELF-CFR
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Description
Features:
High Power Fixed Type & Adjustable Type Wirewound Resistors.
- High Stability
- High Stability
- Competitive Price
Wattage : 1/8W ~ 3W Tolerance : 2% ~ 5%
Specification
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. |
About Us
Thunder Components Ltd. was established on September, 1971 in Taipei, Taiwan, which as been producing and exporting Resistors for more than 40 years. Through the well-communication between us and our customers, and many different and well established selling channels, we successfully sold our products to a lot of dealers and distributors in every corner of the entire world.
Through the high collaboration between Thunder Components Ltd. and Thunder Technology Co. Ltd's professional R&D and marketing group, we successfully popularize our high and steady quality products to more customers all over the world. The mission of Thunder Components Ltd. is providing high quality products, competitive price, and punctual delivery to satisfy our customers' different requirement.
Main Products
DIP Resistors, Through Hole Resistors, SMD Resistors, Chip Resistors, MLCC, Chip Capacitors, Thick Film, Thin Film, High Power Resistors, Low Value Resistors, High Voltage Resistors, Aluminum House Resistors, Cement Resistors, Resistors Network