250955B

114.5 MHz SAW Filter
Part Number 250955B
1. Features
Typical 1dB bandwidth of 8.8 MHz
Low-Loss Filter
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : 0℃
℃ ~ +70℃
℃
Minimum
Typical
Maximum
MHz
-
114.5
-
dB
-
15.8
18.5
1dB Bandwidth
MHz
8.3
8.8
-
3dB Bandwidth
MHz
-
9.95
-
20dB Bandwidth
MHz
-
13.0
13.2
40dB Bandwidth
MHz
-
14.5
15.0
dB
-
0.3
0.9
Group Delay Variation (fo ± 3.5 MHz)
nsec
-
25
60
Absolute Delay
usec
-
0.89
1.0
dB
40
48
-
ppm/℃
℃
-
-18
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 3.5 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
℃
Insertion Loss
dB
-
15.8
18.0
Amplitude Ripple (fo ± 3.6 MHz)
dB
-
0.3
0.9
nsec
-
25
60
Group Delay Variation (fo ± 3.6 MHz)
S1365 Package Dimension
13.30±0.2
8
7.62±0.1
7
ITF 10A001
250955B
. 114.5-8.8M
11
12
1
2
3
7
6
6
5
5
8
9
10
4
18nH
15nH
11
1.50±0.1
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Schematic
L2
Input
50 Ω
11
5
L3
Output
50 Ω
12
L1 33nH
4
3
2
2.54±0.1
L4 27nH
1
0.80±0.1
Pin Configuration
Dimensions shown are nominal in millimeters
Body : Al2O3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
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
Input
11
Ground
6, 12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2011. 10. 24
Rev 1.0
114.5 MHz SAW Filter
Part Number 250955B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
20dB & 40dB Bandwidth
29 Sep 2010 17:24:25
CH2 S21
CH4 S21
LOG
LOG
1: 0. 0000 dB
3: . 04480 dB
1 dB/ REF -15.6 dB
1 dB/ REF -15.6 dB
29 Sep 2010 17:23:41
0. 000 000 MHz
7. 200 000 MHz
CH1 S21
CH3 S21
CH2Markers
REF=1
8. 818597
MHz
BW:
LOG
LOG
1: 0. 0000 dB
1: 0. 0000 dB
10 dB/ REF -15.6 dB
10 dB/ REF -15.6 dB
0. 000 000 MHz
0. 000 000 MHz
CH1Markers
REF=1
BW: 13. 053906
MHz
PRm
cent : 114. 459421 MHz
1
cent : 114. 496199 MHz
2
1_loss : -15 . 731 dB
Q: 12. 979
Q: 8. 7710
1_loss : -15 . 723 dB
1
Cor
2
3
3
4
4
3
2
PRm
CH4Markers
mean:-15REF=2
. 725 dB
3
CH3Markers
REF=1
BW: 14. 517175
MHz
4
s. dev : . 04330 dB
cent : 114. 511788 MHz
p-p : . 24320 dB
Q: 7. 8880
1_loss : -15 . 731 dB
Cor
CENTER114. 500 000 MHz
SPAN 12. 000 000 MHz
2
4
CENTER114. 500 000 MHz
3dB Bandwidth & Group Delay
SPAN 50. 000 000 MHz
Smith Chart(S11 & S22)
29 Sep 2010 17:24:06
CH2 S21
CH4 S21
LOG
DEL
1: 0. 0000 dB
3:-10 . 427 ns
1 dB/ REF -15.6 dB
50 ns/ REF 925 ns
29 Sep 2010 17:24:55
0. 000 000 MHz
7. 200 000 MHz
BW:
CH1 S11
CH3 S22
CH2Markers
REF=1
9. 978070
MHz
1 U FS
1 U FS
1: 95. 855
2: 40. 566
9. 4063
-14 . 238
13. 075 nH
97. 624 pF
114. 500 000 MHz
114. 500 000 MHz
PRm
cent : 114. 472872 MHz
Q: 11. 472
1_loss : -15 . 730 dB
1
Cor
2
1
2
4
3
PRm
2
CH4Markers
REF=2
mean:4889.
71 ns
3
s. dev : 4. 6995 ns
Smo
p-p : 24. 382 ns
Cor
CENTER114. 500 000 MHz
SPAN 12. 000 000 MHz
2
CENTER114. 500 000 MHz
Wide band Properties
SPAN 50. 000 000 MHz
SWR(S11 & S22)
29 Sep 2010 17:25:23
29 Sep 2010 17:26:23
CH1 S21
LOG
10 dB/ REF -15.6 dB
1: 0. 0000 dB
0. 000 000 MHz
CH1Markers
REF=1
2:-26 . 661 dB
114. 500 MHz
PRm
1
CH1 S11
CH3 S22
SWR
SWR
5 /
5 /
REF 0
REF 0
1: 1. 9435
2: 1. 4571
114. 500 000 MHz
114. 500 000 MHz
PRm
3:-46 . 046 dB
229. 000 MHz
4:-53 . 319 dB
343. 500 MHz
5:-46 . 027 dB
458. 000 MHz
Cor
2
1
3
5
2
4
START . 010 000 MHz
STOP 700. 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
CENTER114. 500 000 MHz
http://www.itf.co.kr
SPAN 50. 000 000 MHz
[email protected]
2011. 10. 24
Rev 1.0
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