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B72762A2170S160 Datasheet, PDF (23/32 Pages) EPCOS – Ceramic transient voltage suppressors
Multilayer varistors (MLVs)
Low capacitance series
6
Solderability tests
Test
Standard Test conditions
Test conditions
Criteria/ test results
Sn-Pb soldering Pb-free soldering
Wettability
IEC
Immersion in
Immersion in
Covering of 95% of
60068-2-58 60/40 SnPb solder Sn96.5Ag3.0Cu0.5 end termination,
using non-activated solder using non- or checked by visual
flux at 215 ± 3 °C low activated flux inspection
for 3 ± 0.3 s
at 245 ± 5 °C
for 3 ± 0.3 s
Leaching
resistance
IEC
Immersion in
Immersion in
No leaching of
60068-2-58 60/40 SnPb
Sn96.5Ag3.0Cu0.5 contacts
solder using
solder using non- or
mildly activated flux low activated flux
without preheating without preheating
at 260 ± 5 °C
at 255 ± 5 °C
for 10 ±1 s
for 10 ±1 s
Thermal shock
(solder shock)
Dip soldering at
300 °C/5 s
Dip soldering at
300 °C/5 s
No deterioration of
electrical parameters.
Capacitance change:
≤ ±15%
Tests of resistance IEC
Immersion in
Immersion in
Change of varistor
to soldering heat 60068-2-58 60/40 SnPb for 10 s Sn96.5Ag3.0Cu0.5 voltage:
for SMDs
at 260 °C
for 10 s at 260 °C ≤ ±5%
Tests of resistance IEC
Immersion
to soldering heat 60068-2-20 of leads in
for radial leaded
60/40 SnPb
components
for 10 s at 260 °C
(SHCV)
Immersion
of leads in
Sn96.5Ag3.0Cu0.5
for 10 s at 260 °C
Change of varistor
voltage: ≤ ±5%
Change of
capacitance X7R:
≤ 5/+10%
Please read Cautions and warnings and
Important notes at the end of this document.
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