Protection Zener wafer

 

 

 

 
Protection Zener wafer
 
Why need to use this zener in LED?
Protect Blue/Green/White LED chips.

Which LED need to use this zener in LED?
Blue/Green/White

What is the min. thickness of zener diode?
4mil available by request.

What is zener diode for in LED application?
ESD/EFT power dissipation.

Can provide fully tested chips?
Yes! But cost more.

Why the top surface of your some series is not planar?
Because we use Al alloy diffusion technique it nee

How to use this zener in LED?
Reverse parallel connected with LED or use bi-dire

How can I measure reverse leakage of LED?
Use bi-direction zener instead.

Pad metal Ag & Al , which is better?
It depends on customer bonding parameter.

What is the ESD performance?
Per Jedec std. our zener can survive through 8000V

 

 

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