2SD90 ALT 2SD91 TO-66

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2SD90

This is for 1) pc of the 2SD90 Transistor.

Brand New "Original" SANKEN Transistor. 
Similar to the ECG152, except in an all metal case
Vcbo= 30v; Ic= 3 A; Pw= 20 W
TO-66 NPN All metal Transistor
used in AF and Switching applications