Ordering number :EN4651A SVC343 Silicon Diffused Junction Type Varactor Diode for AM Low-Voltage Electronic Tuning Features Package Dimensions · Twin type varactor diode for low-voltage AM electronic tuning applications. · Low voltage (4.5V). · High Q · Packing on continuous tape is available. · Surface mount type. unit:mm 1222A [SVC343] 1:Anode 2:Cathode 3:Anode SANYO:PCP (Bottom view) Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Symbol Conditions Ratings Unit Reverse Voltage VR 30 V Junction Temperature Tj 125 ˚C Storage Temperature Tstg –55 to +125 ˚C Electrical Characteristics at Ta = 25˚C Parameter Breakdown Voltage Reverse Current Interterminal Capacitance*1 Quality Factor Capacitance Ratio Matching Tolerance*3 Symbol V(BR)R IR Conditions Ratings min typ max Unit C1.0V IR=10µA VR=20V VR=1.0V, f=1MHz*2 410.0 430.0 445.0 pF C3.0V VR=3.0V, f=1MHz 70.0 95.0 120.0 pF C4.5V VR=4.5V, f=1MHz 21.0 23.5 26.0 pF Q VR=1.0V, f=1MHz 200 C1.0V/C4.5V 15.0 2.0 % ∆Cm2 VR=1.0V, f=1MHz VR=3.0V, f=1MHz 3.0 % ∆Cm3 VR=4.5V, f=1MHz 3.0 % CR ∆Cm1 30 V 100 nA Note)*1:The value of interterminal capacitance represent the average of measurements for tow elements. Note)*2:1MHz signal:20mVrms Note)*3:∆Cm=(Cmax–Cmin)/Cmin×100 Between D1 and D2 Electrical Connection Note) The specifications shown above are for each individual diode. · Marking:VC 1:Anode 2:Cathode 3:Anode SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN 33098HA (KT)/90696GI/41194YH (KOTO)/BX-0705 No.4651-1/3 SVC343 No.4651-2/3 SVC343 No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or indirectly cause injury, death or property loss. Anyone purchasing any products described or contained herein for an above-mentioned use shall: Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and expenses associated with such use: Not impose any responsibilty for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of March, 1998. Specifications and information herein are subject to change without notice. PS No.4651-3/3