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| Semiconductor 2SA1979 PNP Silicon Transistor Description * Medium power amplifier Features * Large collector current : ICMax=-500mA * Suitable for low-Voltage operation because of its low saturation voltage * Complementary pair with 2SC5342 Ordering Information Type NO. 2SA1979 Marking A1979 Package Code TO-92 Outline Dimensions 3.35~3.55 4.4~4.6 2.15~2.35 unit : mm 4.4~4.6 0.38~0.42 1.96~2.16 14.00.40 1.27 Typ. 2.54 Typ. 1 23 PIN Connections 1. Emitter 2. Collector 3. Base 1.1~1.3 0.38 KST-9001-002 1 2SA1979 Absolute maximum ratings Characteristic Collector-Base voltage Collector-Emitter voltage Emitter-Base voltage Collector current Collector dissipation Junction temperature Storage temperature (Ta=25C) Symbol VCBO VCEO VEBO IC PC Tj Tstg Ratings -40 -32 -5 -500 625 150 -55~150 Unit V V V mA mW C C Electrical Characteristics Characteristic Collector-Base breakdown voltage Collector-Emitter breakdown voltage Emitter-Base breakdown voltage Collector cut-off current Emitter cut-off current DC current gain Collector-Emitter saturation voltage Transistor frequency Collector output capacitance (Ta=25C) Symbol BVCBO BVCEO BVEBO ICBO IEBO hFE* VCE(sat) fT Cob Test Condition IC=-100A, IE=0 IC=-1mA, IB=0 IE=-10A, IC=0 VCB=-40V, IE=0 VEB=-5V, IC=0 VCE=-1V, IC=-100mA IC=-100mA, IB=-10mA VCE=-6V, IC=-20mA VCB=-6V, IE=0, f=1MHz Min. Typ. Max. -40 -32 -5 70 200 7.5 -0.1 -0.1 240 -0.25 - Unit V V V A A V MHz pF * : hFE rank / O : 70~140, Y : 120~240 KST-9001-002 2 2SA1979 Electrical Characteristic Curves Fig. 1 PC - Ta Fig. 2 IC - VBE Fig. 3 I C - VCE Fig. 4 VCE(sat) - IC Fig. 5 hFE - IC Fig. 6 hFE - IC KST-9001-002 3 2SA1979 These AUK products are intended for usage in general electronic equipments(Office and communication equipment, measuring equipment, domestic electrification, etc.). Please make sure that you consult with us before you use these AUK products in equipments which require high quality and/or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, traffic signal, combustion central, all types of safety device, etc.). AUK cannot accept liability to any damage which may occur in case these AUK products were used in the mentioned equipments without prior consultation with AUK. KST-9001-002 4 |
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