HF44501M [HOPERF]
SAW FILTER; SAW滤波器Approved by:
Checked by:
Issued by:
SPECIFICATION
PRODUCT: SAW FILTER
MODEL: HF44501M
(M3951M)
SIP5K
HOPE MICROELECTRONICS CO.,LIMITED
Tel:+86-755-82973806 Fax:+86-755-82973550 E-mail: sales@hoperf.com http://www.hoperf.com
Page 1 of
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1.Construction
1.1 Dimension and materials
Type : F44501M
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
min
typ
max
14.0
Insertion attenuation
Reference level
44.06MHz
10.0
12.0
dB
45.81MHz
42.23MHz
41.31MHz
39.81MHz
47.31MHz
4.4
0.7
5.9
2.2
7.4
3.7
dB
dB
dB
dB
dB
dB
dB
Relative attenuation
25.0
42.0
40.0
36.0
35.0
35.0
55.0
51.0
42.0
40.0
-
-
-
-
-
35.06~39.81MHz
47.31~55.06MHz
Sidelobe
Reflected wave signal suppression
1.1 us … 6.0 us after main pulse
(test pulse 250 ns ,
carrier frequency 44.06 MHz)
Feedthrough signal suppression
1.2 us … 1.1 us after main pulse
(test pulse 250 ns ,
40.0
52.0
55.0
dB
dB
45.0
-
carrier frequency 44.06 MHz)
Group delay ripple (p-p)
50
-
ns
Temperature coefficient of frequency
-72
Ppm/k
2.3 Environmental Performance Characteristics
Item Test condition
Allowable change of absolute
Level at center frequency(dB)
< 1.0
High temperature test
2
70℃ 1000H
Low temperature test
-40℃ 1000H
< 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.
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
Time domain response:
5
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