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SMD Varistors Monolithic; Telecom Series
Construction
I Cylindrical varistor element, encapsulated I Encapsulation: thermoplast, flame-retardant to UL 94 V-0 I Termination: tinned copper alloy
Features
I Suitable for handling the increased surge voltage of 2 kV I I I I I
according to the directives of Germany's telecom administration Suitable for handling the surge current of the 10/700 ms 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
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 S 95 A G2 EPCOS metal oxide varistor Design Size (nominal) Special 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 Taping mode Specifies special tolerance (A) Max. AC operating voltage
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
2,5 kV 1,0 GW
< 10 ns 235 C, 2 s
Resistance to soldering heat 260 C, 10 s
Note:
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 SIOVCU4032S60AG2 CU4032S95AG2 Ordering code V RMS V DC i (10 ) 10/700 ms A 1) V V 60 85 45 95 125 45 imax 8/20 ms A 1200 1200 Wmax (2 ms) J 4,8 7,6 Pmax W 0,25 0,25
B72660M0600S172 B72660M0950S172
Characteristics (TA = 25 C) Type SIOVCU4032S60AG2 CU4032S95AG2 Note: Vv (1 mA) V 100 150
DV v (1 mA) % +18/-1 +10/-2
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
0,3 max.
h
30,3 1,50,3
VAR0392-L
Weight: CU4032: approx. 0,8 g Dimensions Type SIOV-CU4032S60...95 I mm 10,2 0,3 b mm 8,0 0,3 h mm 3,2 0,3
Termination: tinned copper alloy
B C B
A
D
VAR0391-D
Recommended solder pad layout Type SIOV-CU4032S60...95 A mm 3,5 B mm 2,8 C mm 6,5 D mm 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
A
h
Herausgegeben von EPCOS AG Unternehmenskommunikation, Postfach 80 17 09, 81617 Munchen, DEUTSCHLAND ++49 89 636 09, FAX (0 89) 636-2 26 89
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EPCOS AG 2002. Vervielfaltigung, Veroffentlichung, Verbreitung und Verwertung dieser Broschure und ihres Inhalts ohne ausdruckliche Genehmigung der EPCOS AG nicht gestattet.
Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen fur Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschure ersetzt die vorige Ausgabe. Fragen uber Technik, Preise und Liefermoglichkeiten richten Sie bitte an den Ihnen nachstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente konnen aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskunfte daruber bitten wir unter Angabe des betreffenden Typs ebenfalls uber die zustandige 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.
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