Siemens EF 732 Series Manual de usuario Pagina 73

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© EPCOS AG 2015
Please read Important notes on page 4 and Cautions and warnings on page 5.
Bitte beachten Sie die Seite 4 Wichtige Hinweise sowie die Warn- und Sicherheitshinweise auf Seite 5.
Recommended soldering proles
Empfohlene Löttemperaturprole
Wave soldering / Wellenlöten
300
250
200
150
100
50
Temperature
Time
KKE0144-J-E
2 K/s
approx. 200 K/s
5 K/s
1
st
wave
2
nd
wave
2 K/s
C ...
Forced
Limit curves
Normal curve
10 s
100
s250
200150100500
0
cooling
C
235
C ...
C260
C130
Soldering prole applied to a single soldering process.
Löttemperaturprole ausgelegt für einen einmaligen Lötprozess.
Reow soldering / Reowlöten
MLV0380-S-E
T
25
smin
t
S
Time
Preheat area
Time
T
Temperature
T
L
T
p
Max. ramp-up rate =
smax
t
t
p
Max. ramp-down rate =
T
c
C25 to peak
C/s3
C/s6
5
_
C
t
p
Supplier
TSupplier
p c
T
tUser
p
User TT
pc
5T
_
c
C
c
T
Temperature rise rate: 3 °C/s
Temperaturanstieg: 3 °C/s
Figure / Bild 32
Mounting Instructions
Montagehinweise
EPCOS surge arresters are designed for the requirements
of lead-free soldering.
Soldering temperature proles are according to JEDEC
J-STD-020D and IEC 60068-2-58 recommendations.
Ableiter von EPCOS sind für die Verarbeitung in bleifreien
Lötprozessen geeignet.
Löttemperaturprole entsprechend JEDEC J-STD-020D
und IEC 60068-2-58 können angewandt werden.
Solder
Lot
Solder bath temperature
Lötbadtemperatur
Dwell time
Tauchzeit
Sn 95.5/Ag3.8/Cu 0.7 263 (±3) °C < 3 s
Notes:
Soldering surge arresters with a failsafe mechanism needs to be examined
individually.
VV
Recommended storage temperature +5 … +35 °C
VV
Relative humidity 45 … 80%
VV
Maximum storage period 2 years
Hinweise:
Das Löten von Ableitern mit Kurzschlussmechanismus muss individuell
betrachtet werden.
VV
Empfohlene Lagertemperatur +5 … +35 °C
VV
Relative Feuchtigkeit 45 … 80%
VV
Maximale Lagerzeit 2 Jahre
Reow prole
features
Sn-Pb
eutectic
assembly
Pb-free
assembly
Preheat and soak
Temperature min.
Temperature max.
Time
T
smin
T
smax
t
smin
to t
smax
100
150
60 … 120
150
200
60 … 180
°C
°C
s
Average ramp-up rate T
smax
to T
p
3 max. 3 max. °C/s
Liquidous temperature
Time at liquidous
T
L
t
L
183
60 … 150
217
60 … 150
°C
s
Peak package body
temperature
1)
T
p
°C
Classication
temperature
2)
T
C
220 … 235 245 … 260 °C
Time within 5 °C of
specied classication
temperature (T
C
)
t
p
2)
20
3)
30
3)
s
Average ramp-down
rate
T
p
to T
smax
6 max. 6 max. °C/s
Time 25 °C to peak
temperature
6 max. 8 max. min
1)
Tolerance for peak prole temperature (T
p
) is dened as a supplier minimum
and a user maximum.
2)
Depending on package thickness. For details refer to JEDEC J-STD-020D.
3)
Tolerance for time at peak prole temperature (T
p
) is dened as a supplier
minimum and a user maximum.
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