147.485 MHz SAW Filter
Part Number
250569B
1. Features
Typical 1dB bandwidth of
5.3 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50
Room Temperature : +25℃
℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
3dB Bandwidth
20dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo ± 2.46 MHz)
Group Delay Variation (fo ± 2.46 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
Relative Attenuation
@edge ± 0.555MHz
@Edge : 4.92MHz
Minimum
MHz
dB
MHz
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/℃
dBc
-
-
5.15
-
-
-
-
-
-
40
Typical
147.485
23.0
5.33
5.5
6.05
6.32
0.77
118
2.42
45
-18
20
Maximum
-
25.0
-
-
-
6.5
1.2
250
-
-
-
-
-
-
S2098 Package Dimension
2.30±0.1
Matching Schematic
20.00±0.2
7.62±0.1
10
9
8
7
6
6
7
8
9
10
10
Input
50
Ω
5
L2
Output
50
Ω
ITF 12A001
250569B
。
147.485-5.3M
1
2
3
4
5
1.02±0.1
9.80±0.2
L1
5
4
3
2
1
1.91±0.1
C1
C2
1.56±0.2
Dimensions shown are nominal in millimeters
Body : Al
2
O
3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
L1 = 18nH, L2 = 27nH, C1 = C2 = 27pF
Pin Configuration
Input
Output
10
5
Ground
Others
sales@itf.co.kr
1,6
Ground
2013. 03. 28
Rev 1.0
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: 82-32-621-1213
Fax: 82-32-621-1218
http://www.itf.co.kr
147.485 MHz SAW Filter
Part Number
250569B
3. Typical Performance ( at +25℃ )
℃
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/ REF -22.3 dB
1 dB/ REF -23.1 dB
17 Mar 2012 06:19:53
1: 0. 0000 dB
0. 000 000 MHz
3: . 47790 dB
4. 920 000 MHz
20dB Bandwidth & 40dB Bandwidth
CH1 S21
CH2 S21
LOG
LOG
10 dB/ REF -22.93 dB
10 dB/ REF -22.93 dB
17 Mar 2012 06:15:18
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
BW
:
Cor
CH1 Markers
REF=1
5. 333672 MHz
Cor
1
2
BW
:
CH1 Markers
REF=1
6. 054420 MHz
cent : 147. 501147 MHz
Q 27. 655
:
1_
loss : -22 . 893 dB
1
2
cent : 147. 467956 MHz
Q 24. 357
:
1_
loss : -22 . 914 dB
3
3
3
4
4
2
Cor
CH2 Markers
REF=2
mean:-22 . 838 dB
s. dev : . 18830 dB
p-p : . 77460 dB
3
Cor
4
BW
:
CH2 Markers
REF=1
6. 320609 MHz
cent : 147. 465552 MHz
Q 23. 331
:
1_
loss : -22 . 914 dB
CENTER 147. 485 000 MHz
SPAN 6. 000 000 MHz
CENTER 147. 485 000 MHz
SPAN 20. 000 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
1 dB/ REF -22.3 dB
100 ns/ REF 2.372 us
17 Mar 2012 06:20:39
1: 0. 0000 dB
0. 000 000 MHz
3: 24. 287 ns
4. 920 000 MHz
CH1 S21
CH2 S21
LOG
LOG
Relative Attenuation
10 dB/ REF -22.91 dB
10 dB/ REF -22.93 dB
17 Mar 2012 06:16:49
2: 0. 0000 dB
0. 000 000 MHz
2: 0. 0000 dB
0. 000 000 MHz
BW
:
Cor
CH1 Markers
REF=1
5. 508149 MHz
Cor
2
1
2
CH1 Markers
REF=2
1: . 03910 dB
2. 46000 MHz
3:-17 . 302 dB
-555 . 000 kHz
cent : 147. 489720 MHz
Q 26. 777
:
1_
loss : -22 . 891 dB
1
2
3
3
3
2
Smo
Cor
3
CH2 Markers
REF=2
mean: 2. 4239 us
s. dev : 22. 4
708 ns
p-p : 118. 76 ns
Cor
CH2 Markers
REF=2
1:- . 41100 dB
-2 . 46000 MHz
3:-20 . 940 dB
555. 000 kHz
CENTER 147. 485 000 MHz
SPAN 6. 000 000 MHz
CENTER 147. 485 000 MHz
SPAN 20. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/ REF -23.07 dB
17 Mar 2012 06:23:35
1:-23 . 160 dB
147. 485 000 MHz
CH1 S11
CH2 S22
SWR
SWR
SWR(S11 & S22)
5 /
5 /
REF 7.938
REF 4.367
17 Mar 2012 06:19:05
1: 7. 9209
147. 485 000 MHz
2: 4. 3647
147. 485 000 MHz
Cor
1
1
Cor
2
START . 010 000 MHz
STOP 500. 000 000 MHz
CENTER 147. 485 000 MHz
SPAN 20. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: 82-32-621-1213
Fax: 82-32-621-1218
http://www.itf.co.kr
sales@itf.co.kr
2013. 03. 28
Rev 1.0
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