Sample Kit 2011
Leaded Transient Voltage/
RFI Suppressors (SHCVs)
for Combined Overvoltage and RFI Suppression in Electric Motors
www.epcos.com
What are leaded transient voltage /
RFI suppressors (SHCVs)?
� Leaded transient voltage / RFI suppressors (also called SHCV varistors) are leaded devices in a
single component for combined overvoltage protection and RFI noise suppression on DC lines
of small electric motors in industrial and automotive applications
� SHVC varistors are a combination of high capacitance multilayer capacitor with X7R characteristic
for RF filtering and a multilayer varistor for transient protection
Construction of
leaded transient voltage /
RFI suppressors (SHCVs)
Benefits for customer applications
� Combined protection against overvoltage transients and RFI suppression in a bidirectional
single component
� Reliable protection against automotive transients such as load dump and jump start
� Maximum surge current capability (8/20 µs) up to 1200 A
� High capacitance of up to 4.7 µF
� Automotive series approval based on AEC-Q200 Rev-C
� No temperature derating up to 125 °C
Leaded Transient Voltage/
RFI Suppressors (SHCVs)
for Combined Overvoltage and
RFI Suppression in Electric Motors
Important information: Some parts of this publication contain statements about the suitability of our products for certain areas of application. These
statements are based on our knowledge of typical requirements that are often placed on our products. We expressly point out that these statements
© EPCOS
AG 2011
cannot be regarded as binding statements about the suitability
of our products
for a particular customer application. It is incumbent on the customer
to check and decide whether a product is suitable for usewww.epcos.com
in a particular application. This publication is only a brief product survey which may be
changed from time to time. Our products are described in detail in our data sheets. The Important notes (www.epcos.com / ImportantNotes) and the
product-specific Cautions and warnings must be observed. All relevant information is available through our sales offices.
Product Range
Electrical parameters of leaded transient voltage / RFI suppressors in the sample kit
Ordering code
EPCOS type
VDC. max
[V]
lsurge, max
WLD
Vjump
@ 8/20 µs 10 pulses @ 5 min
[A]
[J]
[V]
VV
@ 1 mA
[V]
Vclamp, max
[V]
lclamp
Cnom
@ 8/20 µs
[A]
[nF]
Automotive series
B72527G3200K000
SR6K20M105X
26
200
1.5
–
33 ±10%
54
1
1000 ±20%
B72527E3350K000
SR6K35M474X
45
100
1.5
–
56 ±10%
90
1
470 ±20%
B72587E3200K000
SR1K20M474X
26
800
6
26
33±10%
58
10
470 ±20%
B72587G3200K000
SR1K20M105X
26
800
6
26
33 ±10%
58
5
1000 ±20%
B72587H3200K000
SR1K20M155X
26
800
6
26
33 ±10%
58
5
1500 ±20%
B72587J3200K000
SR1K20M225X
26
800
6
26
33 ±10%
58
5
2200 ±20%
B72547L3140S200
SR2S14BM475X
16
1200
12
24.5
22 +23/-0%
40
10
4700 ±20%
B72547E3200K000
SR2K20M474X
26
1200
12
26
33 ±10%
58
10
470 ±20%
B72547G3200K000
SR2K20M105X
26
1200
12
26
33 ±10%
58
10
1000 ±20%
SR6
K20M105X
SR6
K35M474X
SR1
K20M474X
SR1
K20M105X
SR1
K20M155X
,
SR1
K20M225X
SR2
S14BM475X
SR2
K20M474X
SR2
K20M105X
© EPCOS AG · A Member of TDK-EPC Corporation
4th Edition 08/2011 · Ordering No. B72482S9999X2 · Printed in Germany · SO 0811.5
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