261753B

307.5 MHz SAW Filter
Part Number 261753B
1. Features

Typical 1dB bandwidth of 16.0 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
Minimum
Typical
Maximum
MHz
-
307.5
-
dB
-
16.0
17.0
1dB Bandwidth
MHz
15.5
16.0
-
3dB Bandwidth
MHz
-
17.2
-
20dB Bandwidth
MHz
-
20.1
-
40dB Bandwidth
MHz
-
22.3
22.8
dB
-
0.5
1.0
Group Delay Variation (fo ± 7.25 MHz)
nsec
-
35
70
Absolute Delay
usec
-
0.72
-
dB
40
48
-
ppm/℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 7.25 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
12
8
7.62±0.1
7
ITF 12A001
261753B
. 307.5-16.0M
1
2
3
4
7
9
8
11
5
L3
Out put
50Ω
11
C1
L1
1.50±0.1
5
5
L2
I nput
50Ω
10
6
6
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
Matching Schematic
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = 10nH, L2 = 10nH, L3 = 27nH, C1 = 24pF
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]
2013. 03. 26
Rev 1.0
307.5 MHz SAW Filter
Part Number 261753B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
20dB Bandwidth & 40dB Bandwidth
28 Feb 2012 16:22:47
1: 0. 0000 dB
0. 000 000 MHz
3: - . 14990 dB
14 . 500 000 MHz
REF -15.8 dB
REF -15.8 dB
CH1
CH3
CH2 Markers
REF=1MHz
16 . 011056
BW:
cent : 307 . 460616
S21
S21
LOG
LOG
10 dB/
10 dB/
28 Feb 2012 16:24:45
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
REF -15.8 dB
REF -15.8 dB
PRm
BW:
MHz
1
Q: 19 . 203
MHz
Q: 15 . 290
2
1_loss : -15 . 960 dB
1
CH1 Markers
REF=1MHz
20 . 110471
cent : 307 . 493527
1_loss : -15 . 920 dB
Cor
2
3
4
3
4
3
2
PRm
CH4 Markers
mean : -15 REF=2
. 955 dB
s. dev : . 07530
dB
p-p : . 45710
dB
4
3
BW:
MHz
Q: 14 . 035
1_loss : -15 . 920 dB
Cor
CENTER 307 . 500 000 MHz
SPAN
20 . 000 000 MHz
2
4
CENTER 307 . 500 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
CH3 Markers
REF=1MHz
21 . 921452
cent : 307 . 660075
S21
S21
LOG
DEL
1 dB/
150 ns/
BW:
80 . 000 000 MHz
Smith Chart(S11 & S22)
28 Feb 2012 16:22:28
1: 0. 0000 dB
0. 000 000 MHz
3: -22 . 469 ns
14 . 500 000 MHz
REF -15.8 dB
REF 703 ns
SPAN
CH1 S11
CH3 S22
CH2 Markers
REF=1MHz
17 . 156672
cent : 307 . 441329
1 U FS
1 U FS
1: 56. 031
2: 42. 100
32. 928
-17 . 658
28 Feb 2012 16:25:33
17. 043 nH
307. 500 000 MHz
29. 311 pF
307. 500 000 MHz
PRm
MHz
Q: 17 . 920
1_loss : -15 . 963 dB
1
Cor
1
2
3
4
2
2
PRm
CH4 Markers
REF=2
mean : 4
724
. 45 ns
3
s. dev : 5. 2448 ns
Smo
p-p : 36 . 278 ns
Cor
CENTER 307 . 500 000 MHz
SPAN
20 . 000 000 MHz
2
CENTER 307. 500 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
REF -15.8 dB
SWR(S11 & S22)
28 Feb 2012 16:26:38
1: 0. 0000 dB
0. 000 000 MHz
1
PRm
SPAN 80. 000 000 MHz
CH1 Markers
REF=1
2: -57 . 732 dB
307 . 500 MHz
CH1
CH3
S11
S22
SWR
SWR
5 /
5 /
28 Feb 2012 16:25:49
1: 1. 8635
307 . 500 000 MHz
2: 1. 5180
307 . 500 000 MHz
REF 0
REF 0
PRm
3: -68 . 318 dB
615 . 000 MHz
Cor
1
2
2
3
START
. 010 000 MHz
STOP 1 000 . 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 307 . 500 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
80 . 000 000 MHz
2013. 03. 26
Rev 1.0
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