SAW FILTER
HDIF45A21Dc SIP5Dc
3.1 Maximum Rating
DC voltage
AC voltage
VDC
Vpp
12
10
V
V
Between any terminals
Between any terminals
3.2 Electrical Characteristics
Source impedance
Load impedance
ZS=50Ω
ZL=2kΩ//3pF
Freq
TA=25℃
Min
10.9
typ
max
Insertion attenuation
44.06MHz
12.4
13.9
dB
Reference level
45.81MHz
42.23MHz
41.31MHz
39.81MHz
47.31MHz
4.9
0.8
5.9
1.8
6.9
2.8
17.1
-
dB
dB
dB
dB
dB
dB
dB
ppm/k
Relative attenuation
14.1
46.0
44.0
36.0
40.0
15.6
54.0
59.0
41.0
47.0
-72
-
35.06~39.81MHz
47.31~55.06MHz
Temperature coefficient
Sidelobe
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.
Mechanical
characteristics and
specifications
electrical
characteristics shall
be satisfied. There
Low
temperature
in
Humidity
shall
be
no
excessive change in
appearance.
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.
Temperature
Duration
1
+25 ℃=>-40 ℃ 0.5h
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