STMicroelectronics BU911
The BU911 is an NPN transistor in monolithic Darlington configuration Jedec TO-220 plastic package, designed for applications such as electronic ignition, DC and AC motor controls, solenoid drivers, etc.APPLICATIONS
: SOLENOID / RELAY DRIVERS s MOTOR CONTROL s ELECTRONIC AUTOMOTIVE IGNITION s 3 1 2DESCRIPTION
TO-220 INTERNAL SCHEMATIC DIAGRAM R 1 = 1.7 k Ω R 2 = 50 ΩABSOLUTE MAXIMUM RATINGS
Symbol V CES V CEO V EBO IC I CM IB P tot T stg Tj Parameter Collector-Emitter Voltage (V BE = 0) Collector-Emitter Voltage (I B = 0) Emitter-Base Voltage (I C = 0) Collector Current Collector Peak Current Base Current Total Dissipation at T c ≤ 25 o C Storage Temperature Max. Operating Junction Temperature Value 450 400 5 6 10 1 60 -65 to 150 150 Unit V V V A A A W o C o C June 1997 1/4 BU911 THERMAL DATA R thj-case Thermal Resistance Junction-case Max 2.08 o C/WELECTRICAL CHARACTERISTICS
(Tcase = 25 oC unless otherwise specified) Symbol I CES I CEO I EBO Parameter Collector Cut-off Current (V BE = 0) Collector Cut-off Current (I B = 0) Emitter Cut-off Current (I C = 0) Test Conditions V CE =450 V V CE =450 V V CE = 400 V V EB = 5 V 400 IB = 50 mA I B = 200 mA I B = 50 mA I B = 200 mA 1.8 1.8 2.2 2.5 2.5 T case = 125 C o Min.