2sb1254-2sd1894

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Maybe an upgrade for the TIP122/127 65W TO-220's. 70W @Tj=150 won't exactly replace the 142/147 which are marginal for what a lot of inexperienced builders do with them anyway.

Find us some darlingtons that have SOA like the C3281's, are easier to mount than a TO-3, and maybe we'll be getting somewhere.
 
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