2SD257 ALT 2SC1444 TO-66

"Your Complete Electronic Parts Source"

2SD257

This is for 1) pc of the 2SD257 Transistor.

Brand New "Original" SANKEN Transistor. 
Vcbo= 90v; Ic= 4 A; Pw= 25 W; ft=8 MHz
TO-66 NPN all Metal Transistor
used in AF and Switching applications
Similar to ECG175