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Product introduction | MT7608H: dual input voltage range, linear, Brazil bulb solution

  • Release Date2021-08-27

  • Page View2297 times


The trend of simple system and low cost puts higher requirements, such as excellent constant current characteristics and high PF etc., for IC designer.

Among a number of Brazilian bulb applications, MT7608H received a good market feedback due to its high cost-effectiveness and excellent performance. MT7608H is a linear LED driver with low operating voltage, simple peripheral circuit, PF>0.7, 108Vac-265Vac wide input voltage, and single chip can be used in within 10W applications.



 Features 

  • Supports 108Vac-265Vac input, <2% input power differences between 127Vac and 220Vac input

  • PF>0.7

  • Single chip is applied within 10W applications

  • Adopts self-developed innovative technologies

  • Low BOM cost, lowest cost scheme for Brazil bulb

 典型應(yīng)用原理圖

 ypical application circuit

 



 目標(biāo)應(yīng)用產(chǎn)品 


目標(biāo)應(yīng)用產(chǎn)品：巴西球泡燈系列





 典型方案 



MT7608H-9W solution


MT7608H-9W DEMO 是一款針對巴西市場應(yīng)用，輸出負(fù)載燈串電壓為135V，PF＞0.7雙壓線性DOB球泡燈方案，外圍簡單、BOM成本低。








Schematic diagram




Performance



EMCperformance

127Vac  L

127Vac  N

127Vac  CDN

220Vac  L

220Vac  N

220Vac  CDN