B72580E1140S262 datasheet(71/81 Pages) EPCOS

71 / 81 page

CTVS - Ceramic transient voltage suppressors

SMD multilayer varistors (MLVs), automotive E series

PPD ML PD

2021-01-08

Please read Cautions and warnings and

Page 71 of 81

Important notes at the end of this document.

Solderability tests

Test

Standard

Test conditions

Sn-Pb soldering

Test conditions

Pb-free soldering

Criteria / test results

Wettability

IEC

60068-2-58

Immersion in

60/40 SnPb solder

using non-activated

flux at +215 ±3 °C for

3 ±0.3 s

Immersion in

Sn96.5Ag3.0Cu0.5

solder using non- or

low activated flux

at +245 ±5 °C

for 3 ±0.3 s

Covering of 95% of

end termination,

checked by visual

inspection

Leaching resistance IEC

60068-2-58

Immersion in

60/40 SnPb

solder using

mildly activated flux

without preheating

at +260 ±5 °C

for 10 ±1 s

Immersion in

Sn96.5Ag3.0Cu0.5

solder using non- or

low activated flux

without preheating

at +255 ±5 °C

for 10 ±1 s

No leaching of

contacts

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:

l∆C/C

l ≤ 15%

Tests of resistance

to soldering heat for

SMDs

IEC

60068-2-58

Immersion in

60/40 SnPb for 10 s

at +260 °C

Immersion in

Sn96.5Ag3.0Cu0.5

for 10 s at +260 °C

Change of varistor

voltage:

l∆V/V (1 mA)l ≤ 5%

Tests of resistance

to soldering heat

for radial leaded

components

(SHCV)

IEC

60068-2-20

Immersion

of leads in

60/40 SnPb

for 10 s at +260 °C

Immersion

of leads in

Sn96.5Ag3.0Cu0.5

for 10 s at +260 °C

Change of varistor

voltage: I∆V/V (1 mA)I

≤

Change of

capacitance X7R:

≤

−5/+10%

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