BF421A3

CYStech Electronics Corp. PNP Epitaxial Planar Transistor Spec. No. : C235A3-A www.DataSheet4U.com Issued Date : 2004.03.02 Revised Date : 2004.08.05 Page No. : 1/3 BF421A3 Description PNP high voltage transistors in a TO-92 plastic package. Complementary to BF420A3. Features Low feedback capacitance. Applications Symbol Class-B video output stages in color television and professional monitor equipment. Outline BF421A3 TO-92 B：Base C：Collector E：Emitter ECB Absolute Maximum Ratings (Ta=25°C) Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current (DC) Peak Collector Current Peak Base Current Power Dissipation Junction Temperature Storage Temperature Operating Ambient Temperature Symbol VCBO VCEO VEBO IC ICM IBM Pd Tj Tstg Tamb Conditions Open emitter Open base Open collector Min -65 -65 Max -300 -300 -5 -50 -100 -50 830 150 +150 +150 Unit V V V mA mA mA mW °C °C °C Tamb≤25℃, Note Note : Transistor mounted on a printed-circuit board. BF421A3 CYStek Product Specification CYStech Electronics Corp. Characteristics (Ta=25°C) Symbol BVCBO BVCEO BVEBO ICBO IEBO *VCE(sat) *hFE Cre fT Min. -300 -300 -5 50 60 Typ. Max. -10 -10 -50 -0.6 1.6 Unit V V V nA µA nA V pF MHz Spec. No. : C235A3-A www.DataSheet4U.com Issued Date : 2004.03.02 Revised Date : 2004.08.05 Page No. : 2/3 Test Conditions IC=-100µA, IE=0 IC=-1mA, IB=0 IE=-10µA, IC=0 VCB=-200V, IE=0 IE=0, VCB=-200V, Tj=150℃ VEB=-5V, IC=0 IC=-30mA, IB=-5mA VCE=-20V, IC=-2...