231857B

75.0 MHz SAW Filter
Part Number 231857B
1. Features

Typical 1dB bandwidth of 17.7 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
-
75.0
-
dB
-
13.5
15.0
1dB Bandwidth
MHz
17.2
17.7
-
3dB Bandwidth
MHz
-
18.73
-
40dB Bandwidth
MHz
-
23.4
23.8
dB
-
0.35
1.0
Group Delay Variation (fo ± 7.86 MHz)
nsec
-
35
70
Absolute Delay
usec
-
0.7
-
dB
40
45
-
ppm/℃
-
-86
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 7.86 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
12
8
7.62±0.1
7
ITF 13A001
231857B
. 75-17.7M
1
2
3
4
7
9
8
I nput
50Ω
10
L1
5
L2
C1
1.50±0.1
5
5
11
Out put
50Ω
11
6
6
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 = 120nH, C1 = 12pF, L2 = 120nH, C2 = 75pF
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. 08. 28
Rev 1.0
75.0 MHz SAW Filter
Part Number 231857B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
21 Aug 2013 10:51:35
1: 0. 0000 dB
0. 000 000 MHz
3: . 00320 dB
15 . 720 000 MHz
REF -13.3 dB
REF -13.3 dB
CH1
S21
LOG
10 dB/
CH2 Markers
REF=1
17 . 710259 MHz
BW:
cent :
74 . 950439
MHz
21 Aug 2013 10:51:08
1: 0. 0000 dB
0. 000 000 MHz
REF -13.3 dB
BW:
1
Cor
Q: 4. 2320
cent :
2
CH1 Markers
REF=1
23 . 300481 MHz
75 . 411937
MHz
Q: 3. 2365
1_loss : -13 . 539 dB
1
1_loss : -13 . 518 dB
2
3
3
4
2
CH4 Markers
REF=2
mean : -13 . 442 dB
Cor
s. dev : . 06840
dB
p-p : . 29980
dB
4
3
Cor
CENTER
75 . 000 000 MHz
SPAN
22 . 000 000 MHz
2
4
CENTER
75 . 000 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
S21
S21
LOG
DEL
1 dB/
100 ns/
75 . 000 000 MHz
Smith Chart(S11 & S22)
21 Aug 2013 10:51:24
1: 0. 0000 dB
0. 000 000 MHz
3: 6. 2391 ns
15 . 720 000 MHz
REF -13.3 dB
REF 678 ns
SPAN
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 9. 9380
2: 24. 634
14. 450
4. 8770
21 Aug 2013 10:51:51
30. 664 nH
75. 000 000 MHz
10. 349 nH
75. 000 000 MHz
CH2 Markers
REF=1
18 . 727842 MHz
BW:
cent :
75 . 045838
MHz
Cor
Q: 4. 0072
1_loss : -13 . 534 dB
1
1
Cor
2
2
3
2
Cor
4
CH4 Markers
REF=2
4 . 71 ns
mean : 703
3
Smo
s. dev : 7. 3695 ns
p-p : 32 . 980 ns
Cor
CENTER
75 . 000 000 MHz
SPAN
22 . 000 000 MHz
2
CENTER 75. 000 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
SWR(S11 & S22)
21 Aug 2013 10:52:49
1: 0. 0000 dB
0. 000 000 MHz
REF -13.3 dB
1
SPAN 75. 000 000 MHz
CH1 Markers
REF=1
2: -69 . 265 dB
75 . 0000 MHz
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
21 Aug 2013 10:52:08
1: 5. 4670
75 . 000 000 MHz
2: 2. 0547
75 . 000 000 MHz
REF 0
REF 0
Cor
3: -51 . 053 dB
121 . 100 MHz
4: -57 . 097 dB
150 . 000 MHz
Cor
5: -61 . 157 dB
176 . 000 MHz
1
3
4
2
5
2
START
. 010 000 MHz
STOP 350 . 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]
75 . 000 000 MHz
2013. 08. 28
Rev 1.0