ST 2SD468 NPN Silicon Epitaxial Planar Transistor Low Frequency Power amplifier applications. The transistor is subdivided into two groups B and C according to its DC current gain. On special request, these transistors can be manufactured in different pin configurations. TO-92 Plastic Package Weight approx. 0.19g Absolute Maximum Ratings (Ta=25 OC) Symbol Value Unit Collector Base Voltage VCBO 25 V Collector Emitter Voltage VCEO 20 V Emitter Base Voltage VEBO 5 V IC 1 A Peak Collector Current IcM 1.5 A Power Dissipation Ptot 0.9 W Junction Temperature Tj 150 O Storage Temperature Range TS -55 to +150 O Collector Current 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 : 07/12/2002 ST 2SD468 Characteristics at Tamb=25 OC Symbol Min. Typ. Max. Unit B hFE 85 - 170 - C hFE 120 - 240 - V(BR)CEO 20 - - V V(BR)CBO 25 - - V V(BR)EBO 5 - - V ICBO - - 1 μA VCE(sat) - 0.2 0.5 V VBE - 0.79 1 V COB - 22 - pF fT - 190 - MHz DC Current Gain at VCE=2V, IC=0.5A Current Gain Group Collector Emitter Breakdown Voltage at IC=1mA Collector Base Breakdown Voltage at IC=10μA Emitter Base Breakdown Voltage at IE=10μA Collector Cutoff Current at VCB=20V Collector Saturation Voltage at IC=0.8A, IB=0.08A Base Emitter Voltage at VCE=2V, Ic=0.5A Collector Output Capacitance at VCB=10V, f=1MHz Transition Frequency at VCE=2V, IC=0.5A SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/12/2002 ST 2SD468 Typical Output Characteristics 0.9 W Ambient Temperature Ta ( ℃ ) = Collector Current Ic tot Collector Power Dissipation P tot P (mA) (W) Maximum Collector Dissipation Curve Collector to Emitter Voltage VCE (V) DC Current Gain vs. Collector Current DC Current Gain Collector Current Ic (mA) hFE Typical Transfer Characteristics Base Emitter Voltage VBE (V) C o l l e c t o r C u r r e n t IC ( m A ) SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/12/2002 ST 2SD468 Transition Frequency v s. Collector Current Collector Emitter Saturation Voltage VCE(sat) (V) Transition Frequency f T (MHz) Collector Emitter Saturation Voltage vs.Collector Current Collector Current Ic (mA) C o l l e c t o r C u r r e n t IC ( m A ) Collector Output Capacitance Cob (pF) Collector Output Capacitance vs. Collector Base Voltage Collector Base Voltage VCB (V) SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 07/12/2002