251658B

Dual band SAW Filter
Part Number 251658B
1. Features
15MHz BW IF Dual Bandpass Filter
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
2-1. F1 Electriacl Specification
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
116.5
-
dB
-
26.5
27.8
1dB Bandwidth
MHz
15.6
15.7
-
3dB Bandwidth
MHz
-
16.15
-
17.85
18.0
-
0.7
1.2
Center Frequency (F1)
Insertion Loss
40dB Bandwidth
Amplitude Ripple (F1 +/- 7.6 MHz)
dB
Group Delay Variation (F1 +/- 7.6 MHz)
nsec
Absolute Delay (F1 + F2)
usec
-
1.87
-
dB
45
52
-
ppm/℃
℃
-
-72
-
Minimum
Typical
Maximum
MHz
-
161.5
-
dB
-
27.5
28.6
1dB Bandwidth
MHz
15.6
15.78
-
3dB Bandwidth
MHz
-
16.13
-
17.88
18.0
-
0.9
1.4
Ultimate Rejection
Temperature Coefficient of Frequency
2-2. F2 Electrical Specification
Room Temperature : +25℃
℃
Center Frequency (F2)
Insertion Loss
40dB Bandwidth
Amplitude Ripple (F2 +/- 7.6 MHz)
dB
Group Delay Variation (F2 +/- 7.6 MHz)
nsec
Absolute Delay (F1+F2)
usec
-
1.87
-
dB
45
52
-
ppm/℃
℃
-
-72
-
[email protected]
2011. 04. 22
Ultimate Rejection
Temperature Coefficient of Frequency
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
http://www.itf.co.kr
Rev 1.0
Dual band SAW Filter
Part Number 251658B
2.30±0.1
S2098 Package Dimension
20.00±0.2
10
8
9
7
7.62±0.1
6
6
7
8
9
10
5
4
3
2
1
9.80±0.2
ITF 11A001
251658B
。15M-Dual
1
2
3
4
5
1.02±0.1
1.91±0.1
1.56±0.2
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
Matching Network Configuration
10
Input
50Ω
5
56nH
47nH
Output
50Ω
Pin Configuration
Input
10
Ground
1, 4
Output
5
Others
Ground
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
http://www.itf.co.kr
[email protected]
2011. 04. 22
Rev 1.0
Dual band SAW Filter
Part Number 251658B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth
CH2 S21
CH4 S21
LOG
LOG
1 dB/
1 dB/
REF -26.1 dB
REF -26.11 dB
3dB Bandwidth
20 Jan 2010 14:32:18
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
CH1 S21
CH3 S21
LOG
LOG
10 dB/
10 dB/
REF -26.2 dB
REF -26.2 dB
20 Jan 2010 14:29:27
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
CH2 Markers
REF=1
BW: 15. 714548 MHz
cent : 116. 519820 MHz
CH1 Markers
REF=1
BW: 16. 107445 MHz
1
Cor
cent : 116. 512437 MHz
1
Q: 7. 4148
Q: 7. 2335
2
1_loss : -26 . 217 dB
3
4
2
3
4
1_loss : -26 . 247 dB
Cor
1
2
1
3
2
4
CH4
4 Markers
REF=1
BW: 15. 748822 MHz
CH3 Markers
REF=1
BW: 16. 132574 MHz
cent : 161. 452412 MHz
cent : 161. 428789 MHz
3
Cor
Q: 10. 252
Cor
Q: 10. 006
1_loss : -27 . 043 dB
CENTER 139. 000 000 MHz
SPAN 75. 000 000 MHz
1_loss : -27 . 069 dB
2
4
CENTER 139. 000 000 MHz
40dB Bandwidth
CH1 S21
CH3 S21
LOG
LOG
10 dB/
10 dB/
REF -26.2 dB
REF -26.2 dB
Amplitude Ripple
20 Jan 2010 14:29:14
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
1
Cor
1
SPAN 150. 000 000 MHz
CH2 S21
CH4 S21
LOG
LOG
1 dB/
1 dB/
REF -26.1 dB
REF -26.11 dB
20 Jan 2010 14:31:27
3:- . 10990 dB
15. 200 000 MHz
3: . 34180 dB
15. 200 000 MHz
CH1 Markers
REF=1
BW: 17. 847634 MHz
CH2 Markers
REF=2
mean: -26 . 305 dB
cent : 116. 524615 MHz
s. dev : . 15420 dB
Q: 6. 5289
2
2
p-p : . 64990 dB
1_loss : -26 . 247 dB
Cor
3
3
2
2
3
4
3
CH3 Markers
REF=1
BW: 17. 873369 MHz
4
CH4 Markers
REF=2
mean: -27 . 124 dB
Cor
cent : 161. 418167 MHz
s. dev : . 17860 dB
Q: 9. 0312
1_loss : -27 . 069 dB
CENTER 139. 000 000 MHz
p-p : . 88160 dB
Cor
SPAN 150. 000 000 MHz
CENTER 139. 000 000 MHz
Group delay
CH2 S21
CH4 S21
DEL
DEL
50 ns/
50 ns/
REF 1.88 us
REF 1.88 us
SPAN 75. 000 000 MHz
4
2
SWR(S11 & S22)
20 Jan 2010 14:33:26
1: 1. 8804 us
116. 500 000 MHz
1: 1. 8775 us
161. 500 000 MHz
CH1 S11
CH3 S22
SWR
SWR
5 /
5 /
REF 5.077
REF 4.195
20 Jan 2010 14:34:40
1: 5. 0771
116. 500 000 MHz
1: 4. 1946
161. 500 000 MHz
*
Cor
C2
1
1
1
Smo
Cor
1
Smo
Cor
CENTER 139. 000 000 MHz
SPAN 75. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
4
2
Tel: 82-32-621-1213
Fax: 82-32-621-1218
CENTER 139. 000 000 MHz
http://www.itf.co.kr
SPAN 150. 000 000 MHz
[email protected]
2011. 04. 22
Rev 1.0