BL Galaxy Electrical Production specification PNP General Purpose Transistor FEATURES z Epitaxial planar die construction. z Complementary NPN types available MMBTA55/A56 Pb Lead-free (MMBTA05/MMBTA06) APPLICATIONS z Ideal for medium NPN amplification and switching. SOT-23 ORDERING INFORMATION Type No. Marking MMBTA55 MMBTA56 2H 2GM Package Code SOT-23 SOT-23 MAXIMUM RATING @ Ta=25℃ unless otherwise specified Symbol Parameter MMBTA55 MMBTA56 UNIT VCBO collector-base voltage -60 -80 V VCEO collector-emitter voltage -60 -80 V VEBO emitter-base voltage -4 V IC collector current (DC) -0.5 A PC Collector dissipation 0.35 W RθJA Thermal Resistance, Junction to Ambient 357 °C/W Tj ,Tstg junction and storage temperature Document number: BL/SSSTC123 Rev.A -55-150 °C www.galaxycn.com 1 BL Galaxy Electrical Production specification PNP General Purpose Transistor MMBTA55/A56 ELECTRICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified Symbol Parameter Test V(BR)CBO Collector-base breakdown voltage MMBTA55 MMBTA56 IC=-100μA,IE=0 -60 -80 V V(BR)CEO Collector-emitter breakdown voltage MMBTA55 MMBTA56 IC=-10mA,IB=0 -80 -80 V V(BR)EBO Emitter-base breakdown voltage IE=-100μA,IC=0 -4 V collector cut-off current MMBTA55 MMBTA56 IE = 0; VCB = -60V IE = 0; VCB = -80V - -0.1 μA collector cut-off current MMBTA55 MMBTA56 IB = 0; VCB = -60V IB= 0; VCB = -80V - -0.1 μA 100 100 - ICBO ICEO conditions MIN. B MAX. UNIT B hFE DC current gain VCE = -1V;IC = -10mA VCE = -1V;IC = -100mA VCE(sat) collector-emitter saturation voltage IC = -100mA; IB = -10mA - -0.25 V VBE(sat) base-emitter saturation voltage IC = -100mA; VCE = -1.0V - -1.2 V IC = -100mA; VCE = -1V; f = 100MHz 50 - fT transition frequency B MHz PACKAGE OUTLINE Plastic surface mounted package SOT-23 SOT-23 A E K B Dim Min Max A 2.85 2.95 B 1.25 1.35 C J D G H C 1.0Typical D 0.37 0.43 E 0.35 0.48 G 1.85 1.95 H 0.02 0.1 J K 0.1Typical 2.35 2.45 All Dimensions in mm Document number: BL/SSSTC123 Rev.A www.galaxycn.com 2 BL Galaxy Electrical Production specification PNP General Purpose Transistor MMBTA55/A56 SOLDERING FOOTPRINT Unit : mm PACKAGE INFORMATION Device Package Shipping MMBTA55/MMBTA56 SOT-23 3000/Tape&Reel Document number: BL/SSSTC123 Rev.A www.galaxycn.com 3