2SD2444K KEXIN
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IC =1 A . Low saturation voltage. Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Collector-base voltage V CBO 15 V Collector-emitter voltage V CEO 15 V Emitter-base voltage V EBO 6V Collector current I C 1A Collector power dissipation P C 0.2 W Junction temperature Tj 150 Storage temperature T stg - 5 5t o+ 1 5 0 * Single pulse Pw=100ms. Electrical Characteristics Ta = 25 Parameter Symbol Testconditons Min Typ Max Unit Collector-base breakdown voltage BV CBO IC=50ìA 15 V Collector-emitter breakdown voltage BV CEO IC=1mA 15 V Emitter-base breakdown voltage BV EBO IE=50ìA 6 V Collector cutoff current I CBO VCB=12V 0.5 ìA Emitter cutoff current I EBO VEB=5V 0.5 ìA Collector-emitter saturation voltage V CE(sat) IC/IB=400mA/20mA 0.3 V DC current transfer ratio h FE VCE=2V, IC=50mA 180 390 Output capacitance f T VCE=2V, IE= -50mA, f=100MHz 200 MHz Transition frequency C ob VCB=10V, IE=0, f=1MHz 15 pF hFE Classification Marking BSR hFE 180 390