SMD Varistors MLV; Telecom Series Construction ■ Multilayer technology ■ Termination: nickel barrier (CT series) or silver palladium (CN series) ■ No plastic or epoxy encapsulation assures better than UL 94 V-0 flammability rating Features ■ Suitable for handling surge voltages of up to 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 Good solderability Suitable for ESD protection 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-CT 1812 S 60 A G 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) 55/85/56 – 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 1) – 40 … + 125 °C Response time < 0,5 ns Solderability 235 °C, 2 s in accordance with IEC 60068-2-3 in accordance with IEC 60068-2-58 Resistance to soldering heat 260 °C, 10 s in accordance with IEC 60068-2-58 1) For mounted parts (storage conditions for unused parts on reel see page 38, chapter “General Technical Information”) 139 04/02 SMD Varistors Telecom – Nickel Barrier Termination (available upon request) Maximum ratings Type Ordering code V RMS VDC SIOVCT1812S60AG2 CT1812K75TELEG2 CT1812S95AG2 CT1812K115TELEG2 CT1812K130TELEG2 B72580T0600S172 B72580T6750K072 B72580T0950S172 B72580T6111K072 B72580T6131K072 V 60 75 95 115 130 V 85 100 125 150 170 i (10 ´) 10/700 m s A 1) 45 45 45 45 45 imax 8/20 m s A 400 400 250 250 250 Wmax (2 ms) J 2,2 2,5 2,8 3,2 3,5 Pmax W 0,015 0,015 0,015 0,015 0,015 Characteristics (TA = 25 °C) Type Vv (1 mA) V SIOVCT1812S60AG2 100 CT1812K75TELEG2 120 CT1812S95AG2 150 CT1812K115TELEG2 180 CT1812K130TELEG2 205 DV v (1 mA) % +19/–1 ± 10 +20/0 ± 10 ± 10 Max. clamping voltage C typ v i (1 kHz) V A 1) pF 200 45 400 250 45 320 270 45 250 360 45 200 420 45 200 Derating curve Page 243 243 243 243 243 V/I characteristic Page 273 273 273 273 273 Notes ■ 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. ■ These telecom varistors in multilayer technology are not suitable for the operation on AC mains. 1) The test circuit according to figure 44 in chapter “Applications” yields a surge current amplitude of approx. 45 A. 140 04/02 SMD Varistors Telecom – Silver Palladium Termination Maximum ratings Type Ordering code V RMS VDC SIOVCN1812S60AG2 CN1812K75TELEG2 CN1812S95AG2 CN1812K115TELEG2 CN1812K130TELEG2 B72580V0600S172 B72580V6750K072 B72580V0950S172 B72580V6111K072 B72580V6131K072 V 60 75 95 115 130 V 85 100 125 150 170 i (10 ´) 10/700 m s A 1) 45 45 45 45 45 imax 8/20 m s A 400 400 250 250 250 Wmax (2 ms) J 2,2 2,5 2,8 3,2 3,5 Pmax W 0,015 0,015 0,015 0,015 0,015 Characteristics (TA = 25 °C) Type Vv (1 mA) V SIOVCN1812S60AG2 100 CN1812K75TELEG2 120 CN1812S95AG2 150 CN1812K115TELEG2 180 CN1812K130TELEG2 205 DV v (1 mA) % +19/–1 ± 10 +20/0 ± 10 ± 10 Max. clamping voltage C typ v i (1 kHz) V A 1) pF 200 45 400 250 45 320 270 45 250 360 45 200 420 45 200 Derating curve Page 243 243 243 243 243 V/I characteristic Page 273 273 273 273 273 Notes ■ 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. ■ These telecom varistors in multilayer technology are not suitable for the operation on AC mains. 1) The test circuit according to figure 44 in chapter “Applications” yields a surge current amplitude of approx. 45 A. 141 04/02 SMD Varistors MLV; Telecom Series h k b VAR0406-M Weight: < 0,2 g Termination acc. CECC 32101-801 Dimensions Type I mm b mm h mm k mm SIOV-CT/CN1812 4,5 ± 0,40 3,20 ± 0,30 2,5 max. 0,25 … 1,0 Termination: nickel barrier (CT) or silver palladium (CN) B A C A B D VAR0391-D Recommended solder pad layout Type A mm B mm C mm D mm SIOV-CT/CN1812 3,6 1,5 3,0 6,0 142 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.