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PTB20190 Datasheet(PDF) 3 Page - Ericsson |
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PTB20190 Datasheet(HTML) 3 Page - Ericsson |
3 / 4 page PTB 20190 3 e IMD vs. Frequency -50 -45 -40 -35 -30 470 525 580 635 690 745 800 Frequency (MHz) Pout = 125 W(PEP) VCC = 28 V Typical Characteristics Test Circuit Block Diagram for f = 800 MHz Q1 PTB 20190 NPN RF Transistor l1, l2 .0280 λ 800 MHz Microstrip 18.5 Ω l5, l6 .0522 λ 800 MHz Microstrip 18.5 Ω l3, l4 .0654 λ 800 MHz Microstrip 70 Ω l7, l8 .0632 λ 800 MHz Microstrip 10.2 Ω l9, l10 .0652 λ 800 MHz Microstrip 8 Ω l11, l12 .0652 λ 800 MHz Microstrip 9 Ω l13, l14 .0300 λ 800 MHz Microstrip 11.5 Ω l15, l16 .0250 λ 800 MHz Microstrip 60 Ω l17, l18 .0454 λ 800 MHz Microstrip 18.5 Ω T1, T2 UT85-25 Balun C1, C2 5.1 pF C3, C12, C8, C20 10 µF, 35 V SMT Capacitor C4, C7, C19, C16 0.1 µF C5, C6, C17, C18, C21, C22 75 pF C9, C10 0-10 pF C11 0-20 pF R1, R2 15 Ω, 1/4 W FB 4 mm. SMT Ferrite L1, L3 12 nh SMT Inductor L2, L4 68 nh SMT Inductor Circuit Board .031 G-200, Solid Copper Bottom 5/11/98 |
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