BST40 Datasheet PDF

FEATURES

● Low Current
● High Voltage

APPLICATIONS

● General Purpose Switching and Amplification BST39/BST40 Transistor (NPN) BST39 BST40 SOT-89-3L top view Schematic diagram AT1 AT2 B CE B CE Marking and pin assignment

MAXIMUM RATINGS

(Ta=25℃ unless otherwise noted) Symbol Parameter Value VCBO VCEO Collector-Base Voltage Collector-Emitter Voltage BST39 400 BST40 300 BST39 350 BST40 250 VEBO Emitter-Base Voltage 5 Ic Collector Current 100 Pc Collector Power Dissipation 500 RθJA Thermal Resistance Junction to Ambient 250 TJ , TSTG Operating and Storage Temperature Range -55～+150

ELECTRICAL CHARACTERISTICS

(Ta=25℃ unless otherwise specified) Unit V V V V V mA mW ℃/W ℃ Symbol Parameter V(BR)CBO Collector-base breakdown voltage V(BR)CEO Collector-emitter breakdown voltage V(BR)EBO Emitter-base breakdown voltage ICBO Collector cut-off current IEBO Emitter cut-off current hFE DC current gain VCE(sat) Collector-emitter saturation voltage VBE* Base-emitter voltage fT Transition frequency Cob C...