251951B [ITF]
SAW Bandpass Filter; SAW带通滤波器
| 型号： | 251951B |
| 厂家： | 
INTEGRATED TECHNOLOGY FUTURE |
| 描述： | SAW Bandpass Filter |
| 文件： | 总5页 (文件大小：204K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Bandpass Filter 251951B
1. Features
z
z
z
z
z
z
IF Bandpass Filter
High Selection Filter
Single-Ended Operation
Ceramic Surface Mount Device (SMD) Package
Maximum Storage Temperature Range : -40℃ ~ 85℃
Electrostatics Sensitive Device (ESD)
2. Package Dimensions
13.30±0.2
7.62±0.1
10
9
8
7
7
8
9
10
11
12
6
5
11
12
6
5
ITF04A001
251951B
1.50±0.1
4
3
2
2.54±0.1
1
1
2
3
4
0.80±0.1
Pad Configuration
11
5
Input
Output
Package : S1365
6, 12
Other
Ground
Dimensions shown are nominal in millimeters
Case ground
Body : Al2O3 Ceramic
Lid : Kovar, Ni Plated
Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um Ni Plating
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
251951B
Rev. Date
Rev.
2004-05-24
1/5
NM3025-CS01
SAW Bandpass Filter 251951B
3. Specifications
Fo = 155.0 MHz
Terminating source impedance : 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
155.0
23.0
19.25
19.75
21.55
0.7
Maximum
Center Frequency
MHz
dB
154.9
155.1
Insertion Loss
-
25.0
1dB Bandwidth
MHz
MHz
MHz
dB
19.1
-
3dB Bandwidth
19.5
-
21.7
1.0
100
-
40dB Bandwidth
-
-
Amplitude Ripple (Fo +/- 9.375 MHz)
Group Delay Variation (Fo +/- 9.375 MHz)
Absolute Delay
nsec
usec
-
30
-
1.51
50
Ultimate Rejection
dB
45
-
-
Temperature Coefficient of Frequency
ppm/°C
-72
-
Notes :
1) All specifications are based on the matching schematic shown below
2) All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature
3) All attenuation measurements are measured relative to insertion loss
I T F Co., Ltd.
Part No.
Rev. Date
Rev.
251951B
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
2004-05-24
2/5
NM3025-CS01
SAW Bandpass Filter 251951B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L1
L2
Input
50Ω
Output
50Ω
C1
C2
L1 = L2 = 33 nH
C1 = C2 = 22 pF
5. Marking Configuration
ITF1) 04A0012)
251951B3)
4)
1) Manufacturer name
2) Lot Number
3) Part Number
4) Pad Number 1 Index
I T F Co., Ltd.
Part No.
Rev. Date
Rev.
251951B
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
2004-05-24
3/5
NM3025-CS01
SAW Bandpass Filter 251951B
6. Typical Performance ( at +25℃ )
24 May 2004 10:26:31
1: 0. 0000 dB 0. 000 000 MHz
CH1 S21
LOG
10 dB/ REF -22.03 dB
CH1 Markers
BW: 21. 536230 MHz
REF=1
cent
1
2
Cor
:
154 . 955739 MHz
Q: 7. 1951
1_loss : -21 . 999 dB
3
4
CENTER 155 . 000 000 MHz
SPAN 54. 000 000 MHz
24 May 2004 10:36:50
CH1 S21
CH2 S21
LOG
DEL
1 dB/ REF -21.83 dB
100 ns/ REF 1.502 us
1: 0. 0000 dB
3:-10 . 880 ns
0. 000 000 MHz
18. 750 000 MHz
CH1 Markers
BW: 19. 716714 MHz
REF=1
cent
Cor
:
154 . 988629 MHz
Q: 7. 8608
1_loss : -22 . 007 dB
1
2
3
Smo
Cor
2
CH2 Markers
mean: 1. 5096 us
s. dev : 5. 9164 ns
p-p : 31. 380 ns
3
4
REF=2
CENTER 155 . 000 000 MHz
SPAN 23. 000 000 MHz
I T F Co., Ltd.
Part No.
251951B
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Rev. Date
Rev.
2004-05-24
4/5
NM3025-CS01
SAW Bandpass Filter 251951B
24 May 2004 10:37:22
24 May 2004 10:42:28
1:-21 . 753 dB 155 . 000 000 MHz
CH1 S21
CH2 S21
LOG
LOG
1 dB/ REF -21.83 dB
1 dB/ REF -22.11 dB
1: 0. 0000 dB
3: . 21430 dB
0. 000 000 MHz
18. 750 000 MHz
CH1 S21
LOG
10 dB/ REF -21.74 dB
CH1 Markers
BW: 19. 243658 MHz
REF=1
cent
Cor
:
155 . 005841 MHz
Q: 8. 0549
1
1_loss
: -22 . 005 dB
1
2
3
4
3
CH2 Markers
2
REF=2
Cor
mean:-22 . 024 dB
s. dev : . 11690 dB
p-p : . 59040 dB
CENTER 155 . 000 000 MHz
SPAN 23. 000 000 MHz
START . 010 000 MHz
STOP 500 . 000 000 MHz
24 May 2004 10:39:57
24 May 2004 10:40:05
CH1 S11
CH2 S22
SWR
SWR
5
5
/
/
REF 6.651
REF 5.367
1: 6. 6499
2: 5. 3638
155 . 000 000 MHz
155 . 000 000 MHz
CH1 S11
CH2 S22
1 U FS
1 U FS
1: 7. 5508
2: 9. 3608
-1 . 1726
-2 . 7388
875 . 66 pF
374 . 92 pF
155 . 000 000 MHz
155 . 000 000 MHz
Cor
Cor
1
1
2
Cor
2
Cor
CENTER 155 . 000 000 MHz
SPAN 54. 000 000 MHz
CENTER 155 . 000 000 MHz
SPAN 54. 000 000 MHz
I T F Co., Ltd.
Part No.
Rev. Date
Rev.
251951B
2004-05-24
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
5/5
NM3025-CS01
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