SINLOON® | 金屬膜晶圓電阻 | W-MMF02 | ||||||
Tolerance: ±1% ~ ±5% | Metal Film MELF Resistor | |||||||
EATURES | - | |||||||
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 | ||||||||
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 | |||
W-MMF02 | 0102 | 1/8WS | 150V | 300V | 1R ~ 1M | 0.22R~2M | 2000 pcs | |
導電體: | ||||||||
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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