JST12E-1000CW
JieJie Microelectronics Co., Ltd.
FIG.8:Test circuit for inductive and resistive loads to IEC-61000-4-5 standards
IEC61000-4-5 Standards
Surge Generator
1.2/50μS voltage surge
8/20μS current surge
RGen
2Ω
Load Model
Filtering Unit
L
R
12μH
3Ω
AC
INPUT
RG
300Ω
SOLDERING PARAMETERS
Pb-Free assembly
(see figure at right)
Reflow Condition
-Temperature Min
+150℃
+200℃
(Ts(min)
-Temperature
Max(Ts(max)
)
Pre
Heat
)
Reflow condition
-Time (Min to Max) (ts) 60-180 secs.
tp
T
P
L
Critical Zone
to T
Average ramp up rate
Ramp-up
T
L
P
3℃/sec. Max
3℃/sec. Max
+217℃
T
(Liquidus Temp (TL)to peak)
tL
T
S(max)
Ts(max) to TL - Ramp-up Rate
-Temperature(TL)
Ramp-down
Preheat
T
S(min)
25
t
s
(Liquidus)
Reflow
time to peak temperatue
Time
(t 25℃ to peak)
-Temperature(tL)
60-150 secs.
Peak Temp (Tp)
+260(+0/-5)℃
Time within 5℃of actual
20-40secs.
Peak Temp (tp)
Ramp-down Rate
6℃/sec. Max
8 min. Max
+260℃
Time 25℃ to Peak Temp (TP)
Do not exceed
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