美隆電子有限公司

Mayloon Electronic Co., Ltd.,

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Chip Resistor Trimmable

 

Trimmable Chip Resistor - TCR Chip Resistor 可調整貼片電阻

Trimmable Chip Resistor Trimmable Chip Resistor - TCR Series

The importance of final adjustment of electric circuits is increasing as electrical products that become more
sophisticated and diversified.
Instead of a variable resistor, the TCR series Chip Resistor are developed for those purposes.

Chip Resistor FEATURE

  • Small size and light weight.
  • Reduction of assembly costs matching with placement mactines.
  • Reliability high quality and fast delivery.
  • Power Range (Size) : 0.063W (0402) ~ 2W (2030)

APPLICATION

  • Entertainment: Stereo, TV tuners, Tape recorder.
  • Appliance: Air conditioner, Refrigerator.
  • Computer & relative products: Main board, PDA.
  • Communication equipment: Cell phone, Fax machine.
  • Power equipment: Power supply, lllumination equipment.
  • Measuring instrument: Electric meter, Navigation equipment.
GENERAL ELECTRICAL SPECIFICATION SINLOON®
TYPE POWER Working Over Load TCR Tolerance Resistance
at 70 (Vw) Max (Vo) Max (ppm/) Res.  (%) Range (Ω)
TCR02 0.063W 50V 100V ±200 10~1M
TCR03 0.1W 50V 100V ±200
TCR05 0.125W 150V 300V ±200
TCR06 0.25W 200V 400V ±200 ±15%
TCR10 0.333W 200V 400V ±200 ±20%
TCR12 0.5W 200V 400V ±200 ±30%
TCR20 0.5W 200V 400V ±200
TCR28 1W 200V 400V ±200
TCR25 1W 200V 400V ±200
TCR30 2W 200V 400V ±200
Return to Chip Resistor

 

 
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Newsflash

光效

 

光效

lamp

lamp

lamp

光源所發出的總光通量(流明,亮度)與該光源所消耗的電功率(/W)的比值,稱為該光源的光效, :發光效率。Luminous Efficacy.

概述:

發光效率值越高,說明照明功效越強,即在提供同等亮度的條件下,節能效益越高; 在同等功率下,燈具的照明(發光效率)亮度越大。用簡單容易明白的說法,就是我們付出同樣的費用買到更多的亮度。

發光效率單位: 亮度/, Luminous /流明, 在產品中一般都會註明燈具 流明/,用英文縮寫為: lm/W.

不同燈具光效比較:

燈具種類

燈具光效 (lm/W)

白熾燈

16lm/W

節能燈(慳電膽),日光燈(光管)

55-60lm/W

各種LED 燈具

85-110lm/W

LED燈導光板

85-130lm/W

節能效益