is a TO3 case better?

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Colored transistors....come on, just think of how many amps pyramid or audiobahn (/etc bling type amps) would sell if they had LEDs in the transistors that lit up with higher voltage!:cool: Could make them clear with maybe three colors to start....lol! I could make millions on those....
 
Go one better and figure out mounting, maybe a screw in each side like a TO3....or notches for a spring clip/etc so you can see the light show!! Then you would need some mosfets to match...hey why not make a big driver transistor with lots of lights for OEM, lol. Then put a mirror finish on the tops of them like cool shades use, so when off they are mirrored or pearl colored.

I think I've seen the green ones in HK amps.
 
Black dissipates heat better. Chrome would look cool but chrome (and gold plating) retains heat.

If you solder jumpers on the t03s legs you could mount them on a sink of any thickness.

Just to screw around, after I got a little SS d100 (series 1) I thought it would be cool to reproduce the little Pass amp using a better PS and T03s.
 
EWorkshop1708 said:

Why don't they just make a flat-metal transistor with 3 leads coming out the top??? Like TO-3, but rectangle, and the leads in a much better place.

They do. And it's only used for low-speed power switching devices like Triacs, IGBTs and some hexfets and rectifiers. Package parasitics are much worse than on typical plastic packages so they don't put the fast stuff in them.

But it sure would be nice to get MJ2119x's in those.
 
I prefer the to3p or to247 styles to the metal to3. Easier to mount, still have great heat dissipation and take up less space. Besides, the square type are more space efficient and you can squeeze more of them into a smaller space to achieve better overall heat dissipation.. kind of like using square subwoofers to utilize every square inch of space possible. Using a metal to3 type is kind of like driving a hummer to go off road when you can use a forerunner instead.
 
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