じゅん方向 ほうこう電圧 でんあつ降下 こうかじゃありません
junhōkōden'atsukōkajārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 順方向電圧降下

1. Not a forward voltage drop.

Negative
Polite
Terminal Form