Solved
This transistor is NPN transistor??
Hi, Everyone.
I wanna know this transistor's Vgs and device datasheet.
As I know the device number is 'STD 6N80 series', is that right??
Thank you for helping me.

Hi, Everyone.
I wanna know this transistor's Vgs and device datasheet.
As I know the device number is 'STD 6N80 series', is that right??
Thank you for helping me.

Looks like a 79M12 regulator to me..
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