CU4032K30AUTOG2

SMD Varistors Monolithic; Automotive Series Construction I Cylindrical varistor element, encapsulated I Encapsulation: thermoplast, flame-retardant to UL 94 V-0 I Termination: tinned copper alloy Features I I I I I I I High energy absorption, particularly in case of load dump Jump-start strength Stable protection level, minimum leakage current High resistance to cyclic temperature stress Good solderability Low inductance PSpice models Taping I 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 K 14 AUTO G2 EPCOS metal oxide varistor Design Size (nominal) Tolerance of varistor voltage General technical data Climatic category LCT UCT Damp heat, steady state (93 % r.h., 40 °C) Operating temperature Storage temperature Electric strength Insulation resistance Response time Solderability 40/85/56 – 40 °C + 85 °C 56 days – 40 … + 85 °C – 40 … + 125 °C in accordance with IEC 60068-1 Max. AC operating voltage Taping mode Automotive varistor in accordance with IEC 60068-2-3 in accordance with CECC 42 000 in accordance with CECC 42 000 in accordance with CECC 42 000 in accordance with IEC 60068-2-58 in accordance with IEC 60068-2-20 ³ 2,5 kVRMS ³ 1,0 GW < 10 ns 235 °C, 2 s Resistance to soldering heat 260 °C, 10 s Note: Contact EPCOS for consultancy if solvents on water-base are used for cleaning. 149 04/02 SMD Varistors Monolithic; Automotive Series Maximum ratings (TA = 85 °C) Type Ordering code V RMS VDC V 14 14 17 17 30 30 V 16 16 20 20 34 34 imax 8/20 m s A 100 250 100 250 100 250 Wmax (2 ms) J 0,4 0,9 0,5 1,1 0,9 2,0 Pmax W 0,01 0,02 0,01 0,02 0,01 0,02 WLD (10x) J 6 12 6 12 6 12 SIOV12-V supply systems CU3225K14AUTOG2 B72650M1140K072 CU4032K14AUTOG2 B72660M1140K072 CU3225K17AUTOG2 CU4032K17AUTOG2 24-V supply systems CU3225K30AUTOG2 CU4032K30AUTOG2 B72650M1170K072 B72660M1170K072 B72650M1300K072 B72660M1300K072 Characteristics (TA = 25 °C) Type VJump V v (5 min) (1 mA) V 22 22 27 27 47 47 DV v (1 mA) % SIOVV 12-V supply systems CU3225K14AUTOG2 25 CU4032K14AUTOG2 25 CU3225K17AUTOG2 CU4032K17AUTOG2 24-V supply systems CU3225K30AUTOG2 CU4032K30AUTOG2 Notes 30 30 50 50 Max. clamping voltage v i V A 43 43 53 53 93 93 1,0 2,5 1,0 2,5 1,0 2,5 Derating V /I charCtyp (1 kHz) curve acteristic nF 1,4 2,3 1,2 1,9 0,6 1,1 Page 246 246 246 246 246 246 Page 274 275 274 275 274 275 ± 10 ± 10 ± 10 ± 10 ± 10 ± 10 I If the maximum loads specified for load dump and jump start are fully utilized, subsequent polarity reversal of the AUTO varistors is inadmissible. I If the load remains under the maximum ratings, polarity reversal may be admissible. Contact EPCOS for consultancy on this kind of problem. I Load dump or jump start can decrease the varistor voltage in load direction by max. 15 %. I Load dump: min. time of energy input 40 ms, interval 60 s. 150 04/02 SMD Varistors Monolithic; Automotive Series 0,3 max. b h 3±0,3 1,5±0,3 VAR0392-L Weight: CU3225: approx. 0,5 g CU4032: approx. 0,8 g Dimensions Type SIOV-CU3225K14…30 SIOV-CU4032K14…30 I mm 8,0 ± 0,3 10,2 ± 0,3 b mm 6,3 ± 0,3 8,0 ± 0,3 h mm 3,2 ± 0,3 3,2 ± 0,3 Termination: tinned copper alloy B C B A D VAR0391-D Recommended solder pad layout Type SIOV-CU3225K14…30 SIOV-CU4032K14…30 A mm 3,5 3,5 B mm 2,8 2,8 C mm 4,5 6,5 D mm 10,1 12,1 151 04/02 A h 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. (