139
04/02
Construction
I
Multilayer technology
I
Termination: nickel barrier (CT series) or silver palladium (CN series)
I
No plastic or epoxy encapsulation assures better than UL 94 V-0 flammability rating
Features
I
Suitable for handling surge voltages of up to 2 kV
according to the directives of Germany's telecom administration
I
Suitable for handling the surge current of the 10/700
ms pulse
to ITU-T and IEC 61000-4-5
I
Matched to line conditions with or without superimposed ringing voltage
I
Good solderability
I
Suitable for ESD protection
I
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"
1) For mounted parts (storage conditions for unused parts on reel see page 38, chapter "General Technical Information")
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
in accordance with IEC 60068-2-3
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 60068-2-58
Resistance to soldering heat 260
C, 10 s
in accordance with IEC 60068-2-58
SIOV-CT 1812 S 60 A G
Design
Size (nominal)
Taping mode
Specifies special tolerance (A)
Special tolerance
of varistor voltage
Max. AC operating voltage
EPCOS metal oxide varistor
SMD Varistors
MLV; Telecom Series
140
04/02
Notes
I
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.
I
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.
Maximum ratings
Type
SIOV-
Ordering code
V
RMS
V
V
DC
V
i (10
)
10/700
ms
A
1)
i
max
8/20
ms
A
W
max
(2 ms)
J
P
max
W
CT1812S60AG2
B72580T0600S172
60
85
45
400
2,2
0,015
CT1812K75TELEG2
B72580T6750K072
75
100
45
400
2,5
0,015
CT1812S95AG2
B72580T0950S172
95
125
45
250
2,8
0,015
CT1812K115TELEG2
B72580T6111K072
115
150
45
250
3,2
0,015
CT1812K130TELEG2
B72580T6131K072
130
170
45
250
3,5
0,015
Characteristics (T
A
= 25
C)
Type
SIOV-
V
v
(1 mA)
V
DV
v
(1 mA)
%
Max. clamping voltage C
typ
(1 kHz)
pF
Derating
curve
Page
V/I char-
acteristic
Page
v
V
i
A
1)
CT1812S60AG2
100
+ 19/ 1
200
45
400
243
273
CT1812K75TELEG2
120
10
250
45
320
243
273
CT1812S95AG2
150
+ 20/0
270
45
250
243
273
CT1812K115TELEG2
180
10
360
45
200
243
273
CT1812K130TELEG2
205
10
420
45
200
243
273
Telecom Nickel Barrier Termination (available upon request)
SMD Varistors
141
04/02
Notes
I
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.
I
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.
Maximum ratings
Type
SIOV-
Ordering code
V
RMS
V
V
DC
V
i (10
)
10/700
ms
A
1)
i
max
8/20
ms
A
W
max
(2 ms)
J
P
max
W
CN1812S60AG2
B72580V0600S172
60
85
45
400
2,2
0,015
CN1812K75TELEG2
B72580V6750K072
75
100
45
400
2,5
0,015
CN1812S95AG2
B72580V0950S172
95
125
45
250
2,8
0,015
CN1812K115TELEG2 B72580V6111K072
115
150
45
250
3,2
0,015
CN1812K130TELEG2 B72580V6131K072
130
170
45
250
3,5
0,015
Characteristics (T
A
= 25
C)
Type
SIOV-
V
v
(1 mA)
V
DV
v
(1 mA)
%
Max. clamping voltage C
typ
(1 kHz)
pF
Derating
curve
Page
V/I char-
acteristic
Page
v
V
i
A
1)
CN1812S60AG2
100
+ 19/ 1
200
45
400
243
273
CN1812K75TELEG2
120
10
250
45
320
243
273
CN1812S95AG2
150
+ 20/0
270
45
250
243
273
CN1812K115TELEG2 180
10
360
45
200
243
273
CN1812K130TELEG2 205
10
420
45
200
243
273
Telecom Silver Palladium Termination
SMD Varistors
142
04/02
Dimensions
Termination: nickel barrier (CT) or silver palladium (CN)
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
Recommended solder pad layout
Type
A
mm
B
mm
C
mm
D
mm
SIOV-CT/CN1812
3,6
1,5
3,0
6,0
VAR0406-M
b
h
k
Weight: < 0,2 g
Termination acc. CECC 32101-801
VAR0391-D
B
B
C
D
A
A
MLV; Telecom Series
SMD Varistors
Herausgegeben von EPCOS AG
Unternehmenskommunikation, Postfach 80 17 09, 81617 Mnchen, DEUTSCHLAND
( ++49 89 636 09, FAX (0 89) 636-2 26 89
EPCOS AG 2002. Vervielfltigung, Verffentlichung, Verbreitung und Verwertung dieser Broschre und ihres Inhalts ohne aus-
drckliche Genehmigung der EPCOS AG nicht gestattet.
Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen fr Erzeugnisse und Leistungen der Elek-
troindustrie, soweit nichts anderes vereinbart wird.
Diese Broschre ersetzt die vorige Ausgabe.
Fragen ber Technik, Preise und Liefermglichkeiten richten Sie bitte an den Ihnen nchstgelegenen Vertrieb der EPCOS AG
oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente knnen aufgrund technischer Erfordernisse Gefahrstoffe ent-
halten. Ausknfte darber bitten wir unter Angabe des betreffenden Typs ebenfalls ber die zustndige Vertriebsgesellschaft ein-
zuholen.
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 Representa-
tives.
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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