257 / | HD | ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES) |
107 | DF | REGENERATIVE TYPE SWITCHING DEVICE (E.G., SCR, COMFET, THYRISTOR) {19} |
177 | DF | .~ With housing or external electrode {3} |
178 | DF | .~.~ With means to avoid stress between electrode and active device (e.g., thermal expansion matching of electrode to semiconductor) {1} |
179 | .~.~.~ With malleable electrode (e.g., silver electrode layer) |