SDV703WKF Semiconductor Variable Capacitance Diode Descriptions * For FM tuner * Monolithic chip with common cathode for perfect tacking of both diodes * Uniform "square law" characteristics * Ideal hifi tuning device when used in low-distortion, back-to-back configuration Features * Low series resistance : rs = 0.3 (Typ.) Ordering Information Type No. Marking SDV703WKF DV3 Package Code SOT-23F : CT2V rank (Grade) Outline Dimensions unit : mm 2.40.1 1.60.1 1.90 BSC 3 0.150.05 0.40.05 2 KSD-2068-001 3 1 0.90.1 0~0.1 2.90.1 1 2 PIN Connections 1. Anode 2. Anode 3. Cathode, Cathode 1 SDV703WKF Absolute maximum ratings Characteristic Symbol Ratings Unit Reverse voltage VR 15 V Junction temperature Tj 150 Storage temperature Tstg -55 ~ 150 C C Electrical Characteristics Characteristic Symbol Test Condition Reverse voltage VR IR=10A Reverse current IR VR=15V Diode capacitance Min. Typ. Max. Unit 15 - - V - - 50 nA CT2V* VR=2V, f=1MHz 42 - 47.5 pF CT8V VR=8V, f=1MHz 24 - 28.8 pF 1.65 1.71 1.8 - - 0.3 0.4 Capacitance ratio CT2V/CT8V Series resistance rs CT=38pF, f=100MHz *: CT2V / A : 42~43.5pF, B : 43~44.5pF, C : 44~45.5pF, D : 45~46.5pF, E : 46~47.5pF KSD-2068-001 2 SDV703WKF Electrical Characteristic Curves Fig. 1 CT-VR Fig. 2 (CTref//CT) -VR KSD-2068-001 3