SAW FILTER
HDBF44A3Dc SIP5Dc
3.3 Environmental Performance Characteristics
Item
High
temperature
Condition
Specifications
The specimen shall be store at a temperature of
80±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
-20±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
Mechanical
characteristics and
specifications
electrical
characteristics shall
be satisfied. There
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.
in
shall
be
no
Temperature
+25 ℃=>-40 ℃ 0.5h
-40 ℃ 4h
-40 ℃=>+85 ℃ 2h
+85 ℃ 4h
+85 ℃=>+25 ℃ 0.5h
+25 ℃ 1h
Duration
excessive change in
appearance.
1
2
3
4
5
6
Resistance to Reflow soldering method
Soldering
heat
Peak: 255 ±5 ℃, 220±5 ℃, 40s
At electrode temperature of the specimen.
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