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LED Display


MY7122

2A/100mΩ Dual-Channel Switch with Ghost-Cancellation
General Description

The MY7122 is a dual-channel high side power switch with ghost-cancellation function designed for scanning LED display. The built-in discharge circuit eliminates the ghosting image and reduces “worm phenomenon” (*1) caused by LED short circuit or leakage. The internal on-resistance of power switch is 100mΩ.

The MY7122 is available in a SOP8 package.

(*1) Worm phenomenon: In the dynamic display, when a LED short circuit or leakage occurs, the off-LEDs on the same cathode will be lighted up.


Applications
  • Indoor and Outdoor LED Display
  • Dynamic LED Display

Typical Operating Circuits      
7122 Operating circuit_1 .JPG
 
Features
  • Ghost cancellation function 
  • Reduce worm phenomenon caused by LED short circuit or leakage 
  • Output current up to 2A
  • 100mΩ  switch-on resistance 
  • MY7122SC using MSOP8 pacakge 
Order Information
PART      PACKAGE            INFORMATION
MY7122SC             SOP8         2500 pcs/Reel



 

Pin Configuration

       7122 pin configuration.JPG

 

 


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