| ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE | COLLECTOR |
| CURRENT RATING PER CHARACTERISTIC | 4.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 80.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC |
| FEATURES PROVIDED | HERMETICALLY SEALED CASE |
| INTERNAL CONFIGURATION | JUNCTION CONTACT-DARLINGTON CONNECTED |
| JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION | TO-66 |
| OVERALL HEIGHT | 0.250 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| OVERALL LENGTH | 1.252 INCHES MAXIMUM |
| OVERALL WIDTH | 0.700 INCHES MAXIMUM |
| MAXIMUM OPERATING TEMP PER MEASUREMENT POINT | 200.0 CELSIUS JUNCTION |
| MOUNTING FACILITY QUANTITY | 2 |
| MOUNTING METHOD | UNTHREADED HOLE |
| POWER RATING PER CHARACTERISTIC | 50.0 WATTS MAXIMUM TOTAL POWER DISSIPATION |
| SEMICONDUCTOR MATERIAL | SILICON |
| SPECIAL FEATURES | JUNCTION PATTERN ARRANGEMENT: NPN |
| TERMINAL TYPE AND QUANTITY | 1 CASE AND 2 PIN |
| VOLTAGE RATING IN VOLTS PER CHARACTERISTIC | 80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |