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BFY280 Datasheet(PDF) 3 Page - Siemens Semiconductor Group |
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BFY280 Datasheet(HTML) 3 Page - Siemens Semiconductor Group |
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BFY 280 Semiconductor Group 3 Draft A03 1998-04-01 4) Table 3 AC Characteristics at T A = 25 °C unless otherwise specified Parameter Symbol Limit Values Unit min. typ. max. Transition frequency I C = 6 mA, VCE = 5 V, f = 500 MHz f T 6.5 7.2 GHz Collector-base capacitance V CB = 5 V, VBE = vbe = 0, f = 1 MHz C CB - 0.2 0.27 pF Collector-emitter capacitance V CE = 10 V, VBE = vbe = 0, f = 1 MHz C CE - 0.34 - pF Emitter-base capacitance V EB = 0.5 V, VCB = vcb = 0, f = 1 MHz C EB - 0.4 0.5 pF Noise figure I C = 2 mA, VCE = 5 V, f = 2 GHz, Z S = ZSopt F - 2.2 2.9 dB Power gain I C = 6 mA, VCE = 5 V, f = 2 GHz, Z S = ZSopt, ZL = ZLopt G ma 4) 13 14 - dB Transducer gain I C = 6 mA, VCE = 5 V, f = 2 GHz, Z S = ZL = 50 W ½S 21e½ 2 9.5 11 - dB G ma S21 S12 ----------- kk 2 1 Ð Ð () G ms , S21 S12 ----------- == |
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