美隆電子有限公司

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Chip Fuse Thin Film TFF04

表面貼裝片式保險絲 Case: 0402 TFF04 Series
 Current Range: 0.315A~4.0A Surface Mount Thin Film Chip Fuse
  SINLOON®
   PDF File  Chip Fuse TFF04 (315mA~4.0mA)    
Features (特性)   Application (應用)
Surface mount (0402) case designed (小型化表面封裝設計) Portable electronics equipment (便携式電子設備)
Designed for over current protection (超電流保護) Personal computer, Notebook, server (個人電腦,筆記本電腦及服務器
Ampere rating from 315mA~400mA. (電流由0.315A~4.0A) Multi-function printer, scanner, projector.(功能打印機,掃描機,投影機)
Low internal resistance (低內阻) LCD Display, TV and Monitor (LEC 顯示器,電視及顯示器)
Extremely small current rating (非常小的電流額定值) Set Top Box and Data modem (機頂盒和數據解碼器)
Lead-Free, RoHS compliant for global application and halogen free (無鉛,符合RoHS標準及無卥.)
                       
Electrical Specification  
Part No. Rated Resistance Rated Breaking Part No. Rated Resistance Rated Breaking
Designation Current (A) (Ω)1 Voltage Capacity Designation Current (A) (Ω)1 Voltage Capacity
TFF04V3A315T 0.32 0.690 DC-32V DC32V/35A TFF04V31A60T 1.60 0.044 DC-32V DC32V/35A
TFF04V3A50T 0.50 0.340 DC-32V DC32V/35A TFF04V32A0T 2.00 0.033 DC-32V DC32V/35A
TFF04V3A75T 0.75 0.140 DC-32V DC32V/35A TFF04V32A5T 2.50 0.025 DC-32V DC32V/35A
TFF04V3A80T 0.80 0.100 DC-32V DC32V/35A TFF04V33A0T 3.00 0.019 DC-32V DC32V/35A
TFF04V31A0T 1.00 0.095 DC-32V DC32V/35A TFF04V33A15T 3.15 0.018 DC-32V DC32V/35A
TFF04V31A25T 1.25 0.057 DC-32V DC32V/35A TFF04V34A0T 4.00 0.012 DC-32V DC32V/35A
TFF04V31A50T 1.50 0.045 DC-32V DC32V/35A          
Others data not in the specification of data, please contact us. (如果你要求的規格不在本規格書裡請與我們聯絡
                 
 
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Newsflash

功率因數調整 (PFC)
-
  • 何謂 PFC?
  • Power Factor Correction (PFC)
-

功率因素調整二極體之應用介紹

功率因素調整(PFC)Power Factor Correction,用來表示電子産品對於電力的利用效率,是指有效功率除與總耗電量的比值,其原理主要是調整交流電輸入電流之波形,盡可能與直流電電壓波形盡可能一致,其計算出來的功率因素值越高(趨近於1),代表其電源利用率越大,電能轉換效率也越好。 一般電子設備沒有功率因素校正(Power Factor Correction, PFC)時其PF值約只有0.5

目前市面上有PFC的電源產品有兩種,一種為被動式(Passive)PFC,另外一種為主動式(Active)PFC.其中主動式PFC提高電力轉換效率,降低設備所傳導之電流損耗,比被動式更高效率,降低視在功率,讓電力的消耗更少,響應環保。電子3C產品逐漸多採用主動式PFC的元件設計使產品更輕薄短小高效率以符合市場趨勢

Power Factor