251602B

145.0 MHz SAW Filter
Part Number 251602B
1. Features
Typical 1dB bandwidth of 15.9 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
145.0
-
dB
-
25.0
27.0
1dB Bandwidth
MHz
15.7
15.88
-
3dB Bandwidth
MHz
-
16.25
-
40dB Bandwidth
MHz
-
17.87
18.0
dB
-
0.45
1.0
Group Delay Variation (fo ± 7.68 MHz)
nsec
-
30
80
Absolute Delay
usec
-
2.55
-
dB
50
55
-
ppm/℃
℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 7.68 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
12.7±0.5
5.5max 6.0max
Matching Schematic
7.6±0.2
2.5±0.2
D2012 Package Dimension
33nH
1
5
56nH
33nH
56nH
Output
50Ω
12.7±0.2
2.5±0.2
0.45±0.05
ITF 10A001
251602B
145-15.9M
20.3±0.5
Input
50Ω
Pin Configuration
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
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
1
Ground
2,4
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2010. 04. 05
Rev 1.0
145.0 MHz SAW Filter
Part Number 251602B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
15 Apr 2009 02:46:56
1: 0. 0000 dB
0. 000 000 MHz
3: . 04550 dB
15. 360 000 MHz
REF -24.75 dB
REF -24.23 dB
CH1 Markers
BW: 15. 881134 MHz
Cor
CH1 S21
CH2 S21
LOG
DEL
1 dB/
100 ns/
15 Apr 2009 02:47:09
1: 0. 0000 dB
0. 000 000 MHz
3: 3. 1737 ns
15. 360 000 MHz
REF -24.75 dB
REF 2.535 us
CH1 Markers
REF=1
BW: 16. 247883 MHz
Cor
cent : 145. 001839 MHz
Q: 9. 1304
Q: 8. 9240
1_loss : -24 . 989 dB
1
REF=1
cent : 144. 996928 MHz
1
2
1_loss : -24 . 981 dB
2
3
4
3
3
2
Smo
Cor
2
Cor
CH2 Markers
CENTER 145. 000 000 MHz
3
4
CH2 Markers
REF=2
mean: -24 . 983 dB
mean: 2. 5526 us
s. dev : . 09510 dB
s. dev : 5. 2754 ns
p-p : . 42890 dB
p-p : 27. 771 ns
SPAN 20. 000 000 MHz
CENTER 145. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
10 dB/
SPAN 20. 000 000 MHz
50dB Bandwidth
15 Apr 2009 02:45:51
1: 0. 0000 dB
0. 000 000 MHz
REF -24.97 dB
*
CH1 S21
LOG
10 dB/
15 Apr 2009 02:45:56
1: 0. 0000 dB
0. 000 000 MHz
REF -24.97 dB
*
CH1 Markers
1
BW: 17. 867672 MHz
Cor
CH1 Markers
REF=1
1
BW: 18. 023573 MHz
2
cent : 144. 944533 MHz
Cor
cent : 144. 964052 MHz
2
Q: 8. 1132
REF=1
Q: 8. 0419
1_loss : -24 . 981 dB
1_loss : -24 . 981 dB
Hld
Hld
3
4
3
CENTER 145. 000 000 MHz
SPAN 48. 000 000 MHz
LOG
10 dB/
SPAN 48. 000 000 MHz
SWR(S11 & S22)
15 Apr 2009 02:50:27
1: 0. 0000 dB
0. 000 000 MHz
REF -24.26 dB
4
CENTER 145. 000 000 MHz
Wide band Properties
CH1 S21
REF=2
CH1 Markers
2:-64 . 689 dB
145. 000 MHz
CH1 S11
CH2 S22
SWR
SWR
2 /
2 /
15 Apr 2009 02:47:38
1: 3. 8169
145. 000 000 MHz
2: 3. 3289
145. 000 000 MHz
REF 3.809
REF 3.328
REF=1
Cor
3:-65 . 399 dB
290. 000 MHz
1
1
Cor
2
START . 010 000 MHz
3
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
2
CENTER 145. 000 000 MHz
http://www.itf.co.kr
SPAN 48. 000 000 MHz
[email protected]
2010. 04. 05
Rev 1.0
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