Ordering number:ENN6263A Hyper-Abrupt Junction Type Silicon Composite Varactor SVC348 AM Low Voltage Electronic Tuning Applications Features Package Dimensions unit:mm 1292 [SVC348] 2.2 4.0 3.0 · Twin type varactor diode for AM electronic tuning use. · High capacitance ratio and high quality factor. · Possible to offer the SVC348 devices in a tape reel packaging. Electrical Connection 2 Cathode 0.4 1 2 1.3 3 Anode 3 1.3 1 : Anode 2 : Cathode 3 : Anode SANYO : SPA 0.7 1 Anode 0.4 D2 0.7 D1 15.0 0.6 1.8 0.4 0.5 3.0 3.8nom Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Symbol Conditions Ratings Unit Reverse Voltage VR 16 V Junction Temperature Tj 125 ˚C Storage Temperature Tstg –55 to +125 ˚C Electrical Characteristics at Ta = 25˚C Parameter Symbol Breakdown Voltage V(BR)R IR Reverse Current (One diode) Interterminal Capacitance (Capacitance value of one diode) IR=10µA Ratings min max 16 VR=1V, f=1MHz *1 C6V C8V VR=6V, f=1MHz VR=8V, f=1MHz 20 Q VR=1V, f=1MHz 200 C1V/C8V, f=1MHz 18.5 CR typ Unit V VR=9V C1V Quality Factor Capacitance Ratio Conditions 470* 100 nA 525* pF 55 pF 26 pF VR=1V, f=1MHz 1.5 % VR=6V, f=1MHz 2.0 % VR=8V, f=1MHz 2.0 % (Cmax–Cmin)/Cmin × 100 ∆Cm Matching Tolerance *2 *1 : 1MHz signal : 20mVrms *2 : Between D1 and D2 Matching Tolerance * : SVC348 are classified by C1V as right : Rank S C1V(pF) 470 to 505 T 485 to 525 Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other parameters) listed in products specifications of any and all SANYO products described or contained herein. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN 31003TS (KT)/73099GI (KT) No.6263–1/3 SVC348 C, Q -- VR 1000 10000 f=1MHz 7 7 5 5 r cto ty li ua Q 3 3 2 2 1000 100 7 7 In ter 5 Quality Factor Q Interterminal Capacitance, C -- pF Fa 5 ter m in al Ca pa cit 3 3 an ce 2 2 100 10 0 1 2 4 3 5 6 7 8 9 10 Reverse Voltage, VR -- V IT00997 C -- Ta 1.08 f=1MHz VRF=20mVrms VR=5.0V 6.0V 1.0V 7.0V 3.0V 1.06 1.04 Capacitance Ratio 8.0V 1.02 1.00 0.98 0.96 3.0V 8.0V 7.0V 6.0V 1.0V VR=5.0V 0.94 --75 --50 --25 0 25 50 Ambient Temperature, Ta -- °C 75 100 125 150 IT00998 No.6263–2/3 SVC348 Specifications of any and all SANYO products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment. SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO products(including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be expor ted without obtaining the expor t license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of SANYO Electric Co., Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO product that you intend to use. 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, 2003. Specifications and information herein are subject to change without notice. PS No.6263–3/3