| CURRENT RATING PER CHARACTERISTIC | 20.00 AMPERES MAXIMUM COLLECTOR CURRENT, INSTANTANEOUS AND 2.50 AMPERES MAXIMUM BASE CURRENT, INSTANTANEOUS |
| FEATURES PROVIDED | HERMETICALLY SEALED CASE |
| FUNCTION FOR WHICH DESIGNED | AMPLIFIER |
| INTERNAL CONFIGURATION | JUNCTION CONTACT-DARLINGTON CONNECTED |
| JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION | TO-61 |
| OVERALL LENGTH | 1.062 INCHES MINIMUM AND 1.330 INCHES MAXIMUM |
| OVERALL WIDTH ACROSS FLATS | 0.667 INCHES MINIMUM AND 0.687 INCHES MAXIMUM |
| MATERIAL | GLASS ENCLOSURE |
| MAXIMUM OPERATING TEMP PER MEASUREMENT POINT | 200.0 CELSIUS JUNCTION |
| MOUNTING FACILITY QUANTITY | 1 |
| MOUNTING METHOD | THREADED STUD |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| POWER RATING PER CHARACTERISTIC | 100.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION |
| SEMICONDUCTOR MATERIAL | SILICON |
| SPECIAL FEATURES | JUNCTION PATTERN ARRANGEMENT: NPN |
| TERMINAL TYPE AND QUANTITY | 3 TAB, SOLDER LUG |
| THREAD SERIES DESIGNATOR | UNF |
| VOLTAGE RATING IN VOLTS PER CHARACTERISTIC | 400.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 500.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |