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| Semiconductor STC918U NPN Silicon Transistor Features * High current transition frequency fT=9.0 GHz(Typ.) @VCE=6V, IC=15mA * Low Noise Figure NFmin=1.4dB(Typ.) @1.0 GHz, VCE=8V, IC=3mA * Maximum Stable Gain(MSG)=19dB @1.0 GHz, VCE=6V, IC=10mA * Output third order intercept output(IP3)=29dBm @ 1.0 GHz,VCE=6V, IC=10mA Ordering Information Type NO. STC918U Marking RF2 Package Code SOT-323 Outline Dimensions unit : mm 2.10.1 1.250.05 1 1.300.1 2.00.2 3 0.300.1 2 0.900.1 0~0.1 0.1 Min. 0.150.05 PIN Connections 1. Base 2. Emitter 3. Collector KST-3050-000 1 STC918U Absolute maximum ratings Characteristic Collector-Base voltage Collector-Emitter voltage Emitter-base voltage Collector current Collector dissipation Junction temperature Storage temperature range Ta=25C Symbol VCBO VCEO VEBO IC PC Tj Tstg Ratings 20 10 1.5 50 150 150 -55~150 Unit V V V mA mW C C Electrical Characteristics Characteristic Collector-Base breakdown voltage Collector-Emitter breakdown voltage Collector cut-off current Emitter cut-off current DC current gain Transition frequency Collector output capacitance TC=25C Symbol BVCBO*1 BVCEO*1 ICBO*1 IEBO*1 hFE*1 fT Cob Test Condition IC=100A, IE=0 IC=100uA, IB=0 VCB=10V, IE=0 VEB=1V, IC=0 VCE=6V, IC=5mA VCE=6V, IE=15mA VCB=1V, IE=0, f=1MHz VCB=5V, IE=0, f=1MHz Min. Typ. Max. 20 10 50 9 0.4 0.3 0.1 0.1 - Unit V V A A GHz pF Performance Characteristics Characteristic Insertion Gain Maximum Unilateral Gain Maximum Stable Gain Maximum Available Gain Noise Figure(Minimum) Noise Resistance Associated Gain at Minimum NF Output Power at 1.0dB Gain Compression Output 3'rd Intercept TC=25C Symbol S21 2 Test Condition VCE=1V, VCE=6V, VCE=1V, VCE=6V, VCE=1V, VCE=6V, VCE=1V, VCE=6V, VCE=1V, VCE=6V, VCE=1V, VCE=6V, IC=1mA, f=1GHz IC=15mA, f=1GHz IC=1mA, f=1GHz IC=15mA, f=1GHz IC=1mA, f=1GHz IC=15mA, f=1GHz IC=1mA, f=1GHz IC=5mA, f=1GHz IC=1mA, f=1GHz IC=5mA, f=1GHz IC=1mA, f=1GHz IC=5mA, f=1GHz Min. Typ. Max. 7 15 13 17 12 18 1.6 1.4 24 19 10 15 13 28 - Unit dB dB dB dB dB GuMAX*2 MSG*3 MAG*4 NFMIN RN GNF P1dB OIP3 *5 VCE=6V, IC=15mA, f=1GHz VCE=6V, IC=15mA, f=1GHz S21 2 2 - - dBm dBm (1- S11 S21 S12 S21 S12 2 )(1- S22 ) (K (K2-1) , if K>1 , if K<1 KST-3050-000 2 STC918U Electrical Characteristic Curves Fig. 1 CT-VCB Fig. 2 CIB-VEB Fig. 3 hFE-IC Fig. 4 fT-IC Fig. 5 Functional circuit schematic VBE VCE RF Input "Slug Tuner RF Output Bias Network "Slug Tuner Bias Network KST-3050-000 3 STC918U Electrical Characteristic Curves Fig. 6 MSG,MAG-fT Fig. 7 MSG,MAG-fT Fig. 8 |S21|2,GUmax-fT Fig. 9 |S21|2,GUmax-fT Fig. 10 |S21|2,GUmax-IC Fig. 11 |S21|2,GUmax-IC KST-3050-000 4 STC918U Electrical Characteristic Curves Fig. 12 MSG,MAG-IC Fig. 13 MSG,MAG-IC Fig. 14 NFmin,GNF-fT Fig. 15 NFmin,GNF -fT Fig. 16 NFmin,GNF-IC Fig. 17 NFmin,GNF-IC KST-3050-000 5 STC918U Electrical Characteristic Curves Fig. 18 OIP3,P1dB-IC KST-3050-000 6 STC918U Common Emitter S-Parameter Data | | | | | | | | KST-3050-000 7 STC918U Common Emitter S-Parameter Data | | | | | | | | KST-3050-000 8 STC918U Common Emitter S-Parameter Data | | | | | | | | KST-3050-000 9 STC918U Common Emitter Noise Parameter Data KST-3050-000 10 STC918U Electrical Characteristic Curves Fig. 19 Constant Gain & Noise Figure Coutours Fig. 20 Constant Gain & Noise Figure Coutours Fig. 21 Constant Gain & Noise Figure Coutours Fig. 22 Constant Gain & Noise Figure Coutours KST-3050-000 11 |
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