SAW FILTER
HDF4651
5.Environmental Performance Characteristics
Item
High
temperature
Condition
Specifications
The specimen shall be store at a temperature of
85±2℃ for 96±4h. Then it shall be subjected to
standard atmospheric conditions for 1h, after
which measurement shall be made within 1h.
The specimen shall be store at a temperature of
-30±3℃ for 96±4h. Then it shall be subjected to
standard atmospheric conditions for 1h, after
which measurement shall be made within 1h.
The specimen shall be store at a temperature of
40±2℃ with relative humidity of 90% to 96%
for 96±4h. Then it shall be subjected to standard
atmospheric conditions for 1h, after which
measurement shall be made within 1h.
Low
temperature
Humidity
Thermal
shock
The specimen shall be subjected to 8 continuous
cycles each as shown below. Then it shall be
subjected to standard atmospheric conditions for
1h, after which measurement shall be made
within 1h.
Mechanical
characteristics and
Temperature
+25℃=>-40℃
-40℃
-40℃=>+85℃
+85℃
Duration
0.5h
4h
2h
4h
1
2
3
4
5
6
specifications
electrical
in
characteristics shall
be satisfied. There
+85℃=>+25℃
+25℃
0.5h
1h
shall
be
no
excessive change in
appearance.
Resistance to Reflow soldering method
Soldering
heat
Peak: 255 ±5 ℃, 220±5℃, 40s
At electrode temperature of the specimen.
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