美隆電子有限公司

Mayloon Electronic Company Limited

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LED Downlight
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ML-10WECO2. ML-5WECO-2.5 QD-CF27 MLL-D230-35W ABK-MZT503 平板天花嵌燈格柵筒燈 格柵筒燈 格柵筒燈 Grille Downlight Grille Downlight -

標題過濾     顯示數 
項目標題 作者 點擊
1 22W天花筒燈 22W ceiling downlight 11569
2 LED 圓型天花燈 LED 圓型天花燈 19844
3 COB LED Grille Light - Dimmable COB LED Grille Light - Dimmable 24798
4 COB LED Ceiling Lighting - ML-10WECO-2.5 COB LED Ceiling Lighting 29233
5 COB LED Surface mounted downlight-Low power COB LED Surface mounted downlight 29715
6 COB LED Surface mounted downlight-High power COB LED Surface mounted downlight 28901
7 COB LED Ceiling Lighting-ML-5WECO-2.5 COB LED Ceiling Lighting 27711
8 COB LED Downlight ML-D230-35W COB LED Downlight 32119
9 COB LED Downlight QD-CF27 COB LED 筒燈 36704
10 Three heads COB LED QD-CG15 QD-CG15 35907
11 Two heads COB LED QD-CG14 QD-CG14 34044
12 Single head COB LED QD-CG13 QD-CG1303 33329
13 圓型天花燈尺寸 圓型天花燈尺寸 37440
14 LED Downlight - 18W LED 嵌燈/天花燈 8" 37215
15 LED Downlight - 15W LED 嵌燈/天花燈 7" 37466
16 LED Downlight - 12W LED 嵌燈/天花燈 6" 38265
17 LED Downlight - 9W LED 嵌燈/天花燈 5" 37167
18 LED Downlight - 6W LED 嵌燈/天花燈 4" 37005
19 LED Downlight - 4W LED 嵌燈/天花燈 3" 37954
 
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Newsflash

感測電阻在電路中之應用

Current Sension Chip Resistor  按此還有更多 感測電阻在電路中之應用

在電流路徑中以串聯的方式插入一個低電阻值的感測電阻,將會形成一個較小的壓降,該壓降可被放大而成為一個與電流成正比的輸出訊號。然而,根據實際應用環境與感測電阻的位置,這一技術可能對感測放大器帶來各種挑戰。例如,將感測電阻放在負載與電路接地之間,那麼所形成的壓降可採用簡單的運算放大器(OP)進行放大。這種方法被稱為低側電流感測,與其相對應的方法為高側感測,即感測電阻位於供電電源和負載之間。 

Figure Circuit CS

電流的感測一般採用兩種基本方案。一種是測量電流流過的導體周圍磁場,另一種是在電流路徑中插入一個小型電阻,然後測量電阻上的壓降。第一種方法並不會引起干擾或插入損耗,但成本相對較為昂貴,而且容易產生非線性效應與溫度係數誤差。因此磁場感測技術通常只局限於一些能夠承擔無插入損耗的高成本應用。