2SC1212 and 2SC1212A are silicon NPN epitaxial transistors, used in low frequency power amplifiers.
This document is a technical datasheet for the Hitachi 2SC1212 and 2SC1212A series of Silicon NPN Epitaxial Transistors. The devices are specifically designed for use as low frequency power amplifiers and feature a TO-91 package (implied by 'TOH126 MOD' context in similar Hitachi docs, though text only confirms the model).
| Package Type | TOH126 MOD |
|---|---|
| Junction Temperature (Max) | 150 C |
The document states they are intended for low frequency power amplifier applications.
Yes, the products are not authorized for use in medical applications without written consent from Hitachi's sales company.