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AC0031

GENERAL DESCRIPTION

AC0031S is high performance primary sensing regulator (PSR) and monolithic switch power controller which is designed for small-power supply equipment with current mode control. Built-in accurate CV/CC control circuit, eliminates optocoupler, TL431 and its related loop devices. High integration design, a high performance power BJT and PFM controller and all kinds of protection circuits in one chip, to minimize the peripheral components to save the cost greatly. AC0031S can be simply designed a typical flyback switch converter, the unique driving technology promotes the characteristics of withstand voltage and achieves excellent converting efficiency

 

FEATURES

     Built-in 850V power BJT;

     PSR control, eliminates optocoupler and TL431;

    ◆   Accurate CV/CC control

   Hysteresis over-temperature protection (OTP) circuit

◆   Higher efficiency and meet Level 6 efficiency standards

  ◆   Output voltage protection (OVP/UVP)

     ◆   < 100 mW no-load consumption

     ◆   Auto-Restart function

     ◆   Ultra-low start-up current

   Good EMC characteristic allows thesimple EMC circuit

 

APPLICATIONS

     ◆  Intelligent mobile phone/small size tablet computer

Digital cameras and other small digital products

    ◆  RCC solutions Replace

  

 

image.pngAPPLICATION  CIRCUIT

 

 

 

                                                                                                                                                

 

 

 


 


 

 

 


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