HF44503N [HOPERF]
SAW FILTER; SAW滤波器
HOPERF 
Approved by:
Checked by:
Issued by:
SPECIFICATION
PRODUCT: SAW FILTER
MODEL: HF44503N M3953D
（
）
SIP5D
HOPE MICROELECTRONICS CO.,LIMITED
Tel:+86-755-82973806 Fax:+86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com
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1
1.Construction
1.1 Dimension and materials
Type : F44503N
1.2. Circuit construction, measurement circuit
2.Characteristics
Standard atmospheric conditions
Unless otherwise specified , the standard rang of atmospheric conditions for making
measurements and tests is as follows;
Ambient temperature : 15℃ to 35℃
Relative humidity
Air pressure
: 25% to 85%
: 86kPa to 106kPa
1
Operating temperature rang
Operating temperature rang is the rang of ambient temperatures in which the filter
can be operated continuously. -10℃ ~ +60℃
Storage temperature rang
Storage temperature rang is the rang of ambient temperatures at which the filter can
be stored without damage.
Conditions are as specified elsewhere in these specifications. -40℃ ~ +70℃
Reference temperature
2.1 Maximum Rating
+25℃
DC voltage
AC voltage
VDC
Vpp
12
10
V
V
Between any terminals
Between any terminals
2.2 Electrical Characteristics
Source impedance
Zs=50Ω
Load impedance
ZL=2kΩ//3pF
TA=25℃
Item
Freq
44.06MHz
min
typ
max
14.6
Insertion attenuation
10.6
12.6
dB
45.81MHz
42.23MHz
41.31MHz
39.81MHz
47.31MHz
4.7
6.2
0.5
7.7
1.5
-15.0
dB
dB
dB
dB
dB
dB
dB
Ppm/k
Relative attenuation
Reference level
(at 45.75MHz)
-0.5
22.0
42.0
42.0
35.0
35.0
35.0
51.0
53.0
41.0
41.0
-72
-
-
-
-
35.06~39.81MHz
47.31~55.06MHz
Temperature coefficient of frequency
Sidelobe
2.3 Environmental Performance Characteristics
Item Test condition
Allowable change of absolute
Level at center frequency(dB)
High temperature test
70℃ 1000H
Low temperature test
-40℃ 1000H
< 1.0
< 1.0
< 1.0
Humidity test
40℃ 90-95% 1000H
Thermal shock
-20℃==25℃==80℃ 20 cycle
< 1.0
< 1.0
30M
10M
30M
Solder temperature test
Sold temp.260℃ for 10 sec.
2
Soldering
Immerse the pins melt solder
at 260℃+5/-0℃ for 5 sec.
More then 95% of total
area of the pins should
be covered with solder
2.4 Mechanical Test
Item
Test condition
Allowable change of absolute
Level at center frequency(dB)
Vibration test
600-3300rpm amplitude 1.5mm
3 directions 2 H each
Drop test
On maple plate from 1 m high 3 times
Lead pull test
<1.0
<1.0
<1.0
<1.0
Pull with 1 kg force for 30 seconds
Lead bend test
90o bending with 500g weigh 2 times
2.5 Voltage Discharge Test
Item
Test condition
Allowable change of absolute
Level at center frequency(dB)
Surge test
Between any two electrode
<1.0
3
2.6 Frequency response：
4
5
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