251356B

140 MHz SAW Filter
Part Number 251356B
1. Features

Typical 1dB bandwidth of 12.08 MHz

Low-Loss Filter

Single Ended Operation

Ceramic Surface Mount Device(SMD) Package
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -40℃ ~ +85℃
Minimum
Typical
Maximum
MHz
-
140.0
-
dB
-
13.5
16.0
1dB Bandwidth
MHz
11.8
12.08
-
3dB Bandwidth
MHz
-
13.04
-
40dB Bandwidth
MHz
-
17.5
18.0
dB
-
0.4
1.0
Group Delay Variation (fo ± 5.0 MHz)
nsec
-
45
100
Absolute Delay
usec
-
0.85
-
dB
40
45
-
ppm/℃
-
-18
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 5.0 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
Insertion Loss
dB
-
13.5
15.5
Amplitude Ripple (fo ± 5.16 MHz)
dB
-
0.4
1.0
nsec
-
45
100
Group Delay Variation (fo ± 5.16 MHz)
S1365 Package Dimension
13.30±0.2
8
7.62±0.1
7
ITF RSQL14
251356B
. 140-12.0M
11
12
1
2
3
4
7
6
6
5
5
9
8
L2
Input
50Ω
10
11
5
C1
50Ω
11
L1
1.50±0.1
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Schematic
L3
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = L3 = 22nH, L2 = 10nH, C1 = 470pF
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]
2015. 12. 22
Rev 1.0
140 MHz SAW Filter
Part Number 251356B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2 S21
CH4 S21
LOG
LOG
40dB Bandwidth
11 Dec 2015 22:19:12
1: 0. 0000dB
0. 000000MHz
3:-. 03100dB
10. 320000MHz
1 dB/ REF -13 dB
1 dB/ REF -13 dB
CH1 S21
LOG
11 Dec 2015 22:18:06
1: 0. 0000dB
0. 000000MHz
10 dB/ REF -13 dB
CH2Markers
REF=1
BW
: 12. 080208
MHz
cent: 139
. 969967
MHz
CH1Markers
REF=1
BW
: 17. 253112
MHz
1
Cor
cent: 140
. 240085
MHz
Q
: 11. 587
2
Q
: 8. 1284
1_
loss: -13. 223dB
1
1_
loss: -13. 193dB
2
3
4
3
2
CH4Markers
REF=2
mean
:-13. 257dB
Cor
3
4
s. dev: . 07050dB
p-p: . 38490dB
Cor
CENTER
140
. 000000MHz
SPAN15. 000000MHz
2
4
CENTER
140
. 000000MHz
3dB Bandwidth & Group Delay
CH2 S21
CH4 S21
LOG
DEL
Smith Chart(S11 & S22)
11 Dec 2015 22:18:52
1: 0. 0000dB
0. 000000MHz
3:-1. 7498ns
10. 320000MHz
1 dB/ REF -13 dB
80 ns/ REF 825 ns
SPAN50. 000000MHz
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 34.811
2: 59.582
-13. 529
-9.2441
11 Dec 2015 22:19:32
84.027pF
140
. 000000MHz
122
.98pF
140
. 000000MHz
CH2Markers
REF=1
BW
: 13. 044033
MHz
cent: 140
. 015023
MHz
Cor
Q
: 10. 734
1_
loss: -13. 227dB
1
Cor
2
3
2
2
4
1
Cor
CH4Markers
REF=2
4 . 79ns
mean
: 850
3
Smo
s. dev: 8. 9960ns
p-p: 40. 665ns
Cor
CENTER
140
. 000000MHz
SPAN15. 000000MHz
2
CENTER
140
. 000000MHz
Wide band Properties
CH1 S21
LOG
SWR(S11 & S22)
11 Dec 2015 22:20:34
1: 0. 0000dB
0. 000000MHz
10 dB/ REF -13 dB
SPAN50.000000MHz
CH1Markers
REF=1
2:-53. 455dB
140
. 000MHz
1
CH1 S11
CH3 S22
SWR
SWR
2 /
2 /
11 Dec 2015 22:19:58
1: 1. 6217
140
. 000000MHz
2: 1. 2754
140
. 000000MHz
REF 0
REF 0
Cor
3:-38. 083dB
280
. 000MHz
4:-54. 679dB
420
. 000MHz
Cor
5:-49. 039dB
560
. 000MHz
1
3
5
2
4
START. 010000MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
2
STOP
1 000
. 000000MHz
Tel: 82-32-621-1213
Fax: 82-32-621-1218
CENTER
140
. 000000MHz
http://www.itf.co.kr
SPAN50. 000000MHz
[email protected]
2015. 12. 22
Rev 1.0
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