231953B

75 MHz SAW Filter
Part Number 231953B
1. Features

Typical 1dB bandwidth of 17.85 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -30℃ ~ +80℃
Minimum
Typical
Maximum
MHz
-
75.0
-
dB
-
14.5
17.5
1dB Bandwidth
MHz
17.3
17.85
-
3dB Bandwidth
MHz
-
19.19
-
40dB Bandwidth
MHz
-
25.0
25.5
dB
-
0.3
1.0
Group Delay Variation (fo ± 7.5 MHz)
nsec
-
25
60
Absolute Delay
usec
-
0.58
0.6
dB
38
43
-
ppm/℃
-
-86
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 7.5 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
Insertion Loss
dB
-
14.5
17.0
Amplitude Ripple (fo ± 7.86 MHz)
dB
-
0.3
1.0
nsec
-
25
60
Group Delay Variation (fo ± 7.86 MHz)
S1365 Package Dimension
13.30±0.2
12
8
7.62±0.1
7
ITF 12A001
231953B
. 75-17.8M
1
2
3
4
7
6
6
5
5
9
8
I nput
50Ω
10
L1
11
5
L2
Out put
50Ω
11
C1
1.50±0.1
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
Matching Schematic
C2
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = 47nH, C1 = 18pF, L2 = 180nH, C2 = 47pF
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. 28
Rev 1.0
75 MHz SAW Filter
Part Number 231953B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
1 Jun 2012 18:03:05
1: 0. 0000 dB
0. 000 000 MHz
3: - . 01650 dB
15 . 720 000 MHz
REF -14.2 dB
REF -14.2 dB
CH1
CH2 Markers
REF=1MHz
17 . 816175
BW:
cent :
74 . 855690
S21
LOG
10 dB/
1 Jun 2012 18:02:23
1: 0. 0000 dB
0. 000 000 MHz
REF -14.2 dB
PRm
BW:
1
MHz
Q: 4. 2016
CH1 Markers
REF=1MHz
24 . 594219
75 . 323350
MHz
Q: 3. 0626
2
1_loss : -14 . 397 dB
1
cent :
1_loss : -14 . 422 dB
Cor
2
3
4
3
2
PRm
CH4 Markers
mean : -14 REF=2
. 367 dB
s. dev : . 05260
dB
p-p : . 25260
dB
3
4
Cor
CENTER
75 . 000 000 MHz
SPAN
23 . 000 000 MHz
2
4
CENTER
75 . 000 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
S21
S21
LOG
DEL
1 dB/
100 ns/
CH1 S11
CH3 S22
CH2 Markers
REF=1MHz
19 . 188474
BW:
cent :
70 . 000 000 MHz
Smith Chart(S11 & S22)
1 Jun 2012 18:02:46
1: 0. 0000 dB
0. 000 000 MHz
3: 416 . 78 ps
15 . 720 000 MHz
REF -14.2 dB
REF 566 ns
SPAN
74 . 964952
1 U FS
1 U FS
1: 6. 6504
2: 36. 500
-21 . 089
13. 611
1 Jun 2012 18:03:26
100. 62 pF
75. 000 000 MHz
28. 884 nH
75. 000 000 MHz
PRm
MHz
Q: 3. 9068
1_loss : -14 . 400 dB
1
Cor
2
2
3
4
2
PRm
CH4 Markers
REF=2
mean :4583
. 72 ns
3
s. dev : 4. 6183 ns
Smo
p-p : 21 . 628 ns
1
Cor
CENTER
75 . 000 000 MHz
SPAN
23 . 000 000 MHz
2
CENTER 75. 000 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
SWR(S11 & S22)
1 Jun 2012 18:05:08
1: 0. 0000 dB
0. 000 000 MHz
REF -14.2 dB
CH1 Markers
REF=1
2: -45 . 206 dB
75 . 0000 MHz
PRm
1
SPAN 70. 000 000 MHz
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
1 Jun 2012 18:03:54
1: 8. 8755
75 . 000 000 MHz
2: 1. 5605
75 . 000 000 MHz
REF 0
REF 0
PRm
3: -40 . 790 dB
121 . 000 MHz
4: -47 . 128 dB
150 . 000 MHz
5: -51 . 587 dB
177 . 500 MHz
Cor
3
2
4
5
1
2
START
. 010 000 MHz
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
75 . 000 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
70 . 000 000 MHz
2013. 03. 28
Rev 1.0
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