SMD Varistors MLV; Automotive 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 ■ Sizes 0603 … 2220 ■ High energy absorption, ■ ■ ■ ■ ■ ■ particularly in case of load dump Stable protection level, low leakage current High resistance to cyclic temperature stress Wide range of operating temperature Low inductance (suitable for ESD protection) PSpice models Bidirectional clamping 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 1210 S 14 B AUTO G EPCOS metal oxide varistor Taping mode Design Automotive varistor Size (nominal) Specifies special tolerance (B) Special tolerance of varistor voltage Max. AC operating voltage General technical data Climatic category LCT UCT Damp heat, steady state (93 % r.h., 40 °C) 55/125/56 – 55 °C + 125 °C 56 days in accordance with IEC 60068-1 Operating temperature – 55 … + 125 °C in accordance with CECC 42 000 Storage temperature 1) – 55 … + 150 °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”) 135 04/02 SMD Varistors Automotive – Nickel Barrier Termination (available upon request) Maximum ratings (TA = 125 °C) Type SIOV12-V supply systems CT0603S14BAUTOG CT0805S14BAUTOG CT1206S14BAUTOG CT1210S14BAUTOG CT1812S14BAUTOG CT2220S14BAUTOG CT2220S14BAUTOE2G2 24-V supply systems CT2220K25AUTOE2G2 CT2220K30AUTOG CT2220K30AUTOE2G2 V RMS V DC V V imax Wmax 8/20 m s (2 ms) A J B72500T1140S260 B72510T1140S262 B72520T1140S262 B72530T1140S262 B72580T1140S262 B72540T1140S262 B72540T3140S272 14 14 14 14 14 14 14 16 16 16 16 16 16 16 30 120 200 400 800 1200 1200 0,2 0,3 0,6 1,6 2,4 5,8 5,8 0,003 0,008 0,008 0,010 0,015 0,030 0,030 — 1,0 1,5 3,0 6,0 12,0 25,0 B72540T3250K072 B72540T1300K062 B72540T3300K072 25 30 30 31 34 34 1200 1200 1200 9,6 12,0 12,0 0,030 0,030 0,030 25,0 12,0 25,0 Ordering code W WLD (10x) J Pmax Characteristics (TA = 25 °C) Type SIOV12-V supply systems CT0603S14BAUTOG CT0805S14BAUTOG CT1206S14BAUTOG CT1210S14BAUTOG CT1812S14BAUTOG CT2220S14BAUTOG CT2220S14BAUTOE2G2 24-V supply systems CT2220K25AUTOE2G2 CT2220K30AUTOG CT2220K30AUTOE2G2 DV v VJump Vv Max. clamping Ctyp L typ (5 min) (1 mA) (1 mA) (1 kHz) voltage v i nH V V % nF V A Der. V/I curve char. 24,5 24,5 24,5 24,5 24,5 24,5 24,5 22 22 22 22 22 22 22 +23/–0 +23/–0 +23/–0 +23/–0 +23/–0 +23/–0 +23/–0 42 42 40 40 40 40 40 1,0 1,0 1,0 2,5 5,0 10,0 10,0 0,12 0,4 0,8 1,7 5,6 9,5 15,0 1,0 1,5 1,8 1,8 2,5 3,0 3,0 238 239 240 242 244 245 245 272 272 272 272 272 272 272 40,0 45,0 45,0 39 47 47 ± 10 ± 10 ± 10 65 77 77 10,0 10,0 10,0 10,0 4,0 10,0 3,0 3,0 3,0 245 245 245 271 271 271 Page Page Notes ■ If the maximum loads specified for load dump and jump start are fully utilized, subsequent polarity reversal of the AUTO varistors is inadmissible. ■ If the load remains under the maximum ratings, polarity reversal may be admissible. Contact EPCOS for consultancy on this kind of problem. ■ Load dump or jump start can decrease the varistor voltage in load direction by max. 15 %. ■ Load dump: min. time of energy input 40 ms, interval 60 s. (The load dump time constant td differs from the time constant of the energy input) 136 04/02 SMD Varistors Automotive – Silver Palladium Termination Maximum ratings (TA = 125 °C) Type SIOV12-V supply systems CN0603S14BAUTOG CN0805S14BAUTOG CN1206S14BAUTOG CN1210S14BAUTOG CN1812S14BAUTOG CN2220S14BAUTOG CN2220S14BAUTOE2G2 24-V supply systems CN2220K25AUTOE2G2 CN2220K30AUTOG CN2220K30AUTOE2G2 V RMS V DC V V imax Wmax 8/20 m s (2 ms) A J B72500V1140S260 B72510V1140S262 B72520V1140S262 B72530V1140S262 B72580V1140S262 B72540V1140S262 B72540V3140S272 14 14 14 14 14 14 14 16 16 16 16 16 16 16 30 120 200 400 800 1200 1200 0,2 0,3 0,6 1,6 2,4 5,8 5,8 0,003 0,008 0,008 0,010 0,015 0,030 0,030 — 1,0 1,5 3,0 6,0 12,0 25,0 B72540V3250K072 B72540V1300K062 B72540V3300K072 25 30 30 31 34 34 1200 1200 1200 9,6 12,0 12,0 0,030 0,030 0,030 25,0 12,0 25,0 Ordering code W WLD (10x) J Pmax Characteristics (TA = 25 °C) Type SIOV12-V supply systems CN0603S14BAUTOG CN0805S14BAUTOG CN1206S14BAUTOG CN1210S14BAUTOG CN1812S14BAUTOG CN2220S14BAUTOG CN2220S14BAUTOE2G2 24-V supply systems CN2220K25AUTOE2G2 CN2220K30AUTOG CN2220K30AUTOE2G2 DV v VJump Vv Max. clamping Ctyp L typ (5 min) (1 mA) (1 mA) (1 kHz) voltage v i nH V V % nF V A Der. V/I curve char. 24,5 24,5 24,5 24,5 24,5 24,5 24,5 22 22 22 22 22 22 22 +23/–0 +23/–0 +23/–0 +23/–0 +23/–0 +23/–0 +23/–0 42 42 40 40 40 40 40 1,0 1,0 1,0 2,5 5,0 10,0 10,0 0,12 0,4 0,8 1,7 5,6 9,5 15,0 1,0 1,5 1,8 1,8 2,5 3,0 3,0 238 239 240 242 244 245 245 272 272 272 272 272 272 272 40,0 45,0 45,0 39 47 47 ± 10 ± 10 ± 10 65 77 77 10,0 10,0 10,0 10,0 4,0 10,0 3,0 3,0 3,0 245 245 245 271 271 271 Page Page Notes ■ If the maximum loads specified for load dump and jump start are fully utilized, subsequent polarity reversal of the AUTO varistors is inadmissible. ■ If the load remains under the maximum ratings, polarity reversal may be admissible. Contact EPCOS for consultancy on this kind of problem. ■ Load dump or jump start can decrease the varistor voltage in load direction by max. 15 %. ■ Load dump: min. time of energy input 40 ms, interval 60 s. (The load dump time constant td differs from the time constant of the energy input) 137 04/02 SMD Varistors MLV; Automotive 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/CN0603 SIOV-CT/CN0805 SIOV-CT/CN1206 SIOV-CT/CN1210 SIOV-CT/CN1812 SIOV-CT/CN2220 1,6 ± 0,15 2,0 ± 0,20 3,2 ± 0,30 3,2 ± 0,30 4,5 ± 0,40 5,7 ± 0,40 0,80 ± 0,10 1,25 ± 0,15 1,60 ± 0,20 2,50 ± 0,25 3,20 ± 0,30 5,00 ± 0,40 0,9 max. 1,4 max. 1,7 max. 1,7 max. 2,5 max. 2,5 max. 0,1 … 0,4 0,13 … 0,75 0,25 … 0,75 0,25 … 0,75 0,25 … 1,0 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/CN0603 SIOV-CT/CN0805 SIOV-CT/CN1206 SIOV-CT/CN1210 SIOV-CT/CN1812 SIOV-CT/CN2220 1,0 1,4 1,8 2,8 3,6 5,5 1,0 1,2 1,2 1,2 1,5 1,5 1,0 1,0 2,1 2,1 3,0 4,2 3,0 3,4 4,5 4,5 6,0 7,2 138 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.