252853B

115 MHz SAW Filter
Part Number 252853B
1. Features

Typical 1dB bandwidth of 27.64 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -10℃ ~ +50℃
Minimum
Typical
Maximum
MHz
-
115.0
-
dB
-
12.0
14.5
1dB Bandwidth
MHz
27.0
27.64
-
3dB Bandwidth
MHz
-
28.5
-
40dB Bandwidth
MHz
-
32.7
33.3
dB
-
0.4
1.0
Group Delay Variation (fo ± 12.5 MHz)
nsec
-
30
70
Absolute Delay
usec
-
0.88
-
dB
40
45
-
ppm/℃
-
-86
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 12.5 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
Insertion Loss
dB
-
12.0
14.0
Amplitude Ripple (fo ± 12.8 MHz)
dB
-
0.4
1.0
nsec
-
30
70
Group Delay Variation (fo ± 12.8 MHz)
S1365 Package Dimension
13.30±0.2
8
7.62±0.1
7
ITF 12A001
252853B
. 115-27.6M
11
12
1
2
3
7
9
8
10
11
6
6
1.50±0.1
5
5
4
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Schematic
C1 300pF
Input
50Ω
11
5
50Ω
12
4
3
2
2.54±0.1
L1
1
47nH
L2
22nH
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]
2012. 07. 14
Rev 1.0
115 MHz SAW Filter
Part Number 252853B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
13 Jul 2012 00:35:01
1: 0. 0000 dB
0. 000 000 MHz
3: . 15480 dB
25. 600 000 MHz
REF -11.4 dB
REF -11.4 dB
CH2
CH4
S21
S21
LOG
DEL
1 dB/
100 ns/
13 Jul 2012 00:34:47
1: 0. 0000 dB
0. 000 000 MHz
3: -4 . 5278 ns
25. 600 000 MHz
REF -11.4 dB
REF 856 ns
CH2 Markers
REF=1
27. 639583
MHz
BW:
cent : 115 . 074110
BW:
MHz
CH2 Markers
REF=1
28. 467117
MHz
cent : 115 . 119871
Q: 4. 1634
MHz
Q: 4. 0440
1_loss : -11 . 680 dB
1_loss : -11 . 678 dB
1
1
2
2
3
3
3 4
2
2
PRm
PRm
CH4 Markers
mean : -11 REF=2
. 677 dB
s. dev : . 07700 dB
CH4 Markers
REF=2
mean : 877
. 75 ns
4
s. dev : 3. 9112 4ns
3
Smo
p-p : . 37770 dB
Cor
p-p : 21. 755 ns
Cor
CENTER 115 . 000 000 MHz
SPAN
35. 000 000 MHz
2
4
CENTER 115 . 000 000 MHz
40dB Bandwidth
CH1
S21
LOG
10 dB/
PRm
BW:
1
CH1 S11
CH3 S22
CH1 Markers
REF=1
32. 652776
MHz
cent : 115 . 574555
1 U FS
1 U FS
1: 58. 346
2: 31. 863
1_loss : -11 . 723 dB
Cor
S21
LOG
10 dB/
2
1
4
SPAN
85. 000 000 MHz
CENTER115. 000 000 MHz
CH1 Markers
REF=1
2: -44 . 538 dB
115 . 000 MHz
PRm
1
SPAN 85. 000 000 MHz
SWR(S11 & S22)
13 Jul 2012 00:36:04
1: 0. 0000 dB
0. 000 000 MHz
REF -11.4 dB
13 Jul 2012 00:35:23
32. 716 pF
115. 000 000 MHz
28. 873 nH
115. 000 000 MHz
PRm
Wide band Properties
CH1
-42 . 303
20. 862
MHz
Cor
CENTER 115 . 000 000 MHz
2
Q: 3. 5395
2
3
35. 000 000 MHz
Smith Chart(S11 & S22)
13 Jul 2012 00:33:41
1: 0. 0000 dB
0. 000 000 MHz
REF -11.4 dB
SPAN
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
13 Jul 2012 00:35:39
1: 2. 1699
115 . 000 000 MHz
2: 1. 9725
115 . 000 000 MHz
REF 0
REF 1
PRm
3: -34 . 508 dB
230 . 000 MHz
4: -47 . 198 dB
345 . 000 MHz
Cor
1
3
2
2
START
. 010 000 MHz
4
STOP 500 . 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
CENTER 115 . 000 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
85. 000 000 MHz
2012. 07. 14
Rev 1.0
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