SMD Varistors Monolithic; Telecom Series Construction ■ Cylindrical varistor element, encapsulated ■ Encapsulation: thermoplast, flame-retardant to UL 94 V-0 ■ Termination: tinned copper alloy Features ■ Suitable for handling the increased surge voltage of 2 kV ■ ■ ■ ■ ■ according to the directives of Germany’s telecom administration Suitable for handling the surge current of the 10/700 m s pulse to ITU-T and IEC 61000-4-5 Matched to line conditions with or without superimposed ringing voltage Electrical equivalents to leaded telecom types Good solderability PSpice models Taping ■ Supply on 8/12-mm tape, for tape dimensions see pages 154/155, for reel dimensions and packing units see page 157, chapter “SMD Varistors: Taping” Type designation Detailed description of coding system on page 39, chapter “General Technical Information” SIOV-CU 4032 S 95 A G2 EPCOS metal oxide varistor Taping mode Design Specifies special tolerance (A) Size (nominal) Max. AC operating voltage Special tolerance of varistor voltage General technical data Climatic category LCT UCT Damp heat, steady state (93 % r.h., 40 °C) 40/85/56 – 40 °C + 85 °C 56 days in accordance with IEC 60068-1 Operating temperature – 40 … + 85 °C in accordance with CECC 42 000 Storage temperature – 40 … + 125 °C in accordance with IEC 60068-2-3 Electric strength ³ 2,5 kV in accordance with CECC 42 000 Insulation resistance ³ 1,0 GW in accordance with CECC 42 000 Response time < 10 ns Solderability 235 °C, 2 s in accordance with IEC 60068-2-58 Resistance to soldering heat 260 °C, 10 s Note: in accordance with IEC 60068-2-20 Consult EPCOS for consultancy if solvents on water-base are used for cleaning. 152 04/02 SMD Varistors Monolithic; Telecom Series Maximum ratings (TA = 85 °C) Type Ordering code SIOVCU4032S60AG2 CU4032S95AG2 B72660M0600S172 B72660M0950S172 V RMS V DC i (10 ´) 10/700 m s A 1) V V 60 85 45 95 125 45 imax 8/20 m s A 1200 1200 Wmax (2 ms) J 4,8 7,6 Pmax W 0,25 0,25 Characteristics (TA = 25 °C) Type SIOVCU4032S60AG2 CU4032S95AG2 Max. clamping voltage v i V A 1) 200 45 270 45 C typ (1 kHz) pF 480 260 Derating curve Page 247 247 V/I characteristic Page 280 280 In addition to the telecom varistors listed above, all varistors of the standard series can be used for telecom applications if the selection criteria are considered. b h 0,3 max. h Note: DV v (1 mA) % +18/–1 +10/–2 Vv (1 mA) V 100 150 3±0,3 1,5±0,3 VAR0392-L Weight: CU4032: approx. 0,8 g Dimensions Type I mm b mm h mm SIOV-CU4032S60…95 10,2 ± 0,3 8,0 ± 0,3 3,2 ± 0,3 Termination: tinned copper alloy B A C A B D VAR0391-D Recommended solder pad layout Type A mm B mm C mm D mm SIOV-CU4032S60…95 3,5 2,8 6,5 12,1 1) The test circuit according to figure 44 in chapter “Applications” yields a surge current amplitude of approx. 45 A. 153 04/02 Herausgegeben von EPCOS AG Unternehmenskommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche Genehmigung der EPCOS AG nicht gestattet. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschüre ersetzt die vorige Ausgabe. Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente können aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskünfte darüber bitten wir unter Angabe des betreffenden Typs ebenfalls über die zuständige Vertriebsgesellschaft einzuholen. Published by EPCOS AG Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.