ST 2SC2058 High-frequency Amplifier Transistor Features 1) Low collector capacitance (Cob:Typ. 1.3pF) 2) Low rbb, high gain and excellent noise characteristics. TO-92 Plastic Package Weight approx. 0.19g Absolute Maximum Ratings (Ta = 25 oC) Symbol Value Unit Collector Base Voltage VCBO 40 V Collector Emitter Voltage VCEO 25 V Emitter Base Voltage VEBO 5 V Collector Current IC 50 mA Power Dissipation Ptot 300 mW Junction Temperature Tj 150 O Storage Temperature Range TS -55 to +150 O C C SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 17/05/2003 ST 2SC2058 Characteristics at Tamb=25 oC Symbol Min. Max. Unit hFE 82 180 - VCEsat - 0.1 0.3 V Collector Cutoff Current at VCB=24V ICBO - - 0.5 μA Emitter Cutoff Current at VEB=3V IEBO - - 0.5 μA Collector Base Breakdown Voltage at IC=50μA V(BR)CBO 40 - - V Collector Emitter Breakdown Voltage at IC=1mA V(BR)CEO 25 - - V Emitter Base Breakdown Voltage at IE=50μA V(BR)EBO 5 - - V Transition Frequency at VCE=6V, IE=-1mA, f=100MHz fT 150 300 - MHz Cob - 1.3 2.2 pF DC Current Gain at VCE=6V, IC=1mA Collector Saturation Voltage at IC=10mA, IB=1mA Output Capacitance at VCB=6V, f=1MHz Typ. SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 17/05/2003