| SINLOON® | 金屬膜晶圓電阻 | V-MMF04 (1/4WS) | ||||||
| Tolerance: ±1% ~ ±5% | Metal Film MELF Resistor | |||||||
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 EATURES |
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| SMD enabled structure | ||||||||
| Excellent Solderability Termination | ||||||||
| Tolerance precision: ±1%. ±5%. | 金屬膜電阻 金屬是一群原子以晶格結構形成的晶體，每個原子都擁有一層（或多層）由電子組成的外殼。處於外殼的電子能脫離原子核的吸引力而到處流動，形成一片電子海，使得金屬能夠導電。當施加電勢差（即電壓）於金屬兩端時，因為感受到電場的影響，這些自由電子會呈加速運動。但是每當自由電子與晶格發生碰撞，其動能會遭受損失，以熱能的形式將能量釋放，所以，電子的平均移動速度是漂移速度，其方向與電場方向相反。由於漂移運動，會產生電流。在現實中，物質的原子排列不可能為完全規則，因此電子在流動途中會被不按規則排列的原子散射，這是電阻的來源。 |
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| Advanced Metal Film technology. | ||||||||
| Lead (Pb)-free and RoHS compliant . | ||||||||
| Pure Sn termination on Ni barrier layer. | ||||||||
| Conformal Multi-layer Coating Humidity | ||||||||
| Force fitted steel caps, tin plated on nickel barrier. | ||||||||
| Tolerance ±5% is 3-band coded, ±1% and under is 4-band codes | ||||||||
| Compatible with lead (Pb)-free and lead containing soldering processes. | ||||||||
| PPLICATIONS |
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| MMF Resistor are widely applied in high fidelity stereo | ||||||||
| Electronic calculators, Computers, Testing instruments, | ||||||||
| Meters, Auto controlled equipment,Military devices and | ||||||||
| Aerospace equipment. | ||||||||
| (MMF金屬膜晶圓電阻器採用陶瓷棒經過特殊處理的金屬膜塗層, | ||||||||
| 其瓷棒的兩端鍍有貴重金屬，以確保低噪音，低溫差。) | ||||||||
| RATED SPECIFICATION | ||||||||
| Type | Size | Rating | Maxinmun Voltage | Resistance Range (Ω) | Package | - | ||
| Power | Working | Overload | ±1% | ±5% | Quantity Reel | |||
| V-MMF04 | 0204 | 1/4WS | 200V | 400V | 1R ~ 1M | 0.22R~2M | 2000 pcs | |
| 導電體: |  |
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| 假設溫度接近室溫，則典型金屬的電阻R通常與溫度T成正比。 | ||||||||
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