$? ? ! varactor diode varactor diode $? ? fhv804 1 description & features c sot-23 low series resistance r s =0.3 ??? fm radio band tuning applicati on especially for car audio ? fm o pin assignment _f pin number _? pin name _? sot-23 function a 1 anode a 2 anode c 3 cathode 3 cathode 1 anode 2 anode maximum ratings(t a =25 ) ~? characteristic ? symbol ? rating ~? unit reverse voltage ? v r 15 vdc junction temperature Y t j 150 storage temperature range ? t stg -55~150 device marking FHV804A=k3a(42~43.5pf), fhv804b=k3b(43~44.5pf), fhv804c=k3c(44~45.5pf) fhv804d=k3d(45~46.5pf), fhv804e=k3e(46~47.5pf) electrical characteristics (t a =25 unless otherwise noted of?? 25 ) characteristic ? symbol ? test condition y?l min ? type ? max ? unit reverse voltage ? v r i r =10a 15 ? ? v reverse current i r v r =15v ? ? 50 na c 2v v r =2v,f=1mhz 42 ? 47.5 capacitance c 8v v r =8v,f=1mhz 24 ? 28.8 pf capacitance ratio ? c 2v M c 8v 1.65 ? 1.8 series resistance ? r s c=38pf,f=100mhz ? 0.3 0.4
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