250459B

175.0 MHz SAW Filter
Part Number 250459B
1. Features
Typical 1dB bandwidth of 4.35 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Minimum
Typical
Maximum
Operating Temperature : -30℃
℃ ~ +80℃
℃
Center Frequency (fo)
MHz
Insertion Loss
dB
1dB Bandwidth
MHz
3dB Bandwidth
MHz
40dB Bandwidth
MHz
Amplitude Ripple (fo ± 1.92 MHz)
dB
Group Delay Variation (fo ± 1.92 MHz)
nsec
Absolute Delay
usec
Ultimate Rejection
dB
Temperature Coefficient of Frequency
ppm/℃2
Room Temperature : +25℃
℃
Insertion Loss
Amplitude Ripple (fo ± 1.92 MHz)
Group Delay Variation (fo ± 1.92 MHz)
-
175.0
-
-
23.0
25.0
4.2
-
4.35
4.65
-
-
5.93
6.05
-
0.65
1.0
-
80
150
-
1.78
-
45
50
-
-
-0.03
-
Minimum
Typical
Maximum
-
23.0
25.0
-
0.65
80
1.0
150
MHz
dB
nsec
S1365 Package Dimension
13.30±0.2
12
8
ITF 11A001
250459B
。 175-4.3M
1
2
3
68nH
7.62±0.1
7
7
6
6
5
5
8
9
Input
50Ω
10
11
5
36pF
11
82nH
27pF
Output
50Ω
1.50±0.1
4
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
Pin Configuration
Input
11
Ground
6,12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2011. 04. 21
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
Rev 1.0
175.0 MHz SAW Filter
Part Number 250459B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
3dB Bandwidth & Group Delay
9 Nov 2010 14:13:17
1: 0. 0000 dB
0. 000 000 MHz
3:-. 21410 dB
3. 840 000 MHz
1 dB/ REF -22.74 dB
1 dB/ REF -23.38 dB
BW:
LOG
DEL
9 Nov 2010 14:13:56
1: 0. 0000 dB
0. 000 000 MHz
3:-8 . 8044 ns
3. 840 000 MHz
1 dB/ REF -22.74 dB
100 ns/ REF 1.736 us
CH1 Markers
REF=1
4. 347869 MHz
cent : 174. 892362 MHz
Cor
CH1 S21
CH2 S21
BW:
CH1 Markers
REF=1
4. 635930 MHz
cent : 174. 886982 MHz
Cor
Q: 40. 225
Q: 37. 724
1_loss : -22 . 991 dB
1_loss : -22 . 981 dB
1
1
2
2
3
4
3
3
2
CH2 Markers
REF=2
mean:-23 . 077 dB
Cor
CENTER 175. 000 000 MHz
2
Smo
Cor
CH2 Markers
REF=2
mean: 1.47897 us
3
s. dev : . 14870 dB
s. dev : 18. 052 ns
p-p : . 63790 dB
p-p : 86. 365 ns
SPAN 5. 000 000 MHz
CENTER 175. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
Smith Chart(S11 & S22)
9 Nov 2010 14:11:57
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -23.03 dB
SPAN 5. 000 000 MHz
CH1 S11
CH2 S22
1 U FS
1 U FS
1: 19. 749
1: 121. 64
17. 869
-70 . 898
9 Nov 2010 14:15:10
16. 251 nH
175. 000 000 MHz
12. 828 pF
175. 000 000 MHz
*
BW:
1
CH1 Markers
REF=1
5. 920564 MHz
Cor
Cor
cent : 174. 882963 MHz
2
Q: 29. 538
1
1_loss : -23 . 026 dB
1
3
4
Cor
CENTER 175. 000 000 MHz
CENTER 175. 000 000 MHz
SPAN 20. 000 000 MHz
Wideband Properties
CH1 S21
LOG
SWR(S11 & S22)
9 Nov 2010 14:16:01
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -24.2 dB
SPAN 20. 000 000 MHz
CH1 Markers
REF=1
2:-76 . 397 dB
175. 000 MHz
CH1 S11
CH2 S22
SWR
SWR
2 /
2 /
9 Nov 2010 14:15:00
1: 2. 9078
175. 000 000 MHz
1: 3. 3724
175. 000 000 MHz
REF 2.906
REF 3.365
Cor
3:-56 . 759 dB
350. 000 MHz
1
1
1
Cor
3
START . 010 000 MHz
2
STOP 600. 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 175. 000 000 MHz
http://www.itf.co.kr
SPAN 20. 000 000 MHz
[email protected]
2011. 04. 21
Rev 1.0
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