250402B

140.0 MHz SAW Filter
Part Number 250402B
1. Features
Typical 1dB bandwidth of 4.0 MHz
Single Ended Operation
Dip Package
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
140.0
-
dB
-
22.5
25.0
1dB Bandwidth
MHz
4.0
4.07
-
3dB Bandwidth
MHz
4.2
4.3
-
40dB Bandwidth
MHz
-
5.22
5.3
dB
-
0.4
1.0
Group Delay Variation (fo ± 1.92 MHz)
nsec
-
130
250
Absolute Delay
usec
-
2.69
-
dB
45
50
-
fo +/- 2.6 MHz
dB
30
35
-
fo +/- 3.5 MHz
dB
48
55
-
ppm/℃2
-
-0.03
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 1.92 MHz)
Ultimate Rejection
Relative Attenuation
Temperature Coefficient of Frequency
5.5m ax 6.0m ax
7.6± 0.2
100 nH
1
5
43 pF
100 nH
Output
50 Ω
43 pF
17.7±0.2
2.5±0.2
Input
50 Ω
0.45±0.05
ITF 10
10A001
A001
250402
250402B
B
140
140-4.0
4.0M
M
27.3±0.5
12.7± 0.5
Matching Schematic
2.5±0.2
D2712 Package Dimension
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
140.0 MHz SAW Filter
Part Number 250402B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH2 S21
CH4 S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
7 Aug 2008 21:34:31
1: 0. 0000 dB
0. 000 000 MHz
3: - . 03240 dB
3. 840 000 MHz
REF -22.6 dB
REF -22.6 dB
CH2 Markers
BW:
CH2 S21
CH4 S21
LOG
DEL
1 dB/
500 ns/
7 Aug 2008 21:34:21
1: 0. 0000 dB
0. 000 000 MHz
3: -26 . 957 ns
3. 840 000 MHz
REF -22.6 dB
REF 3.12 us
CH2 Markers
REF=1
4. 063835 MHz
BW:
cent : 139 . 990617 MHz
cent : 139 . 989523 MHz
Q: 34. 448
Q: 32. 557
1_loss : -22 . 705 dB
1
REF=1
4. 299856 MHz
1_loss : -22 . 709 dB
1
2
2
3
4
3
4
3
2
Cor
3
Cor
2
4
Smo
CH4 Markers
CH4 Markers
REF=2
mean: -22 . 698 dB
Cor
CENTER 140. 000 000 MHz
s. dev : 30. 180 ns
p-p : . 37600 dB
p-p : 130. 97 ns
SPAN
6. 000 000 MHz
2
4
CENTER 140. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
10 dB/
SPAN
6. 000 000 MHz
2
Attenuation
7 Aug 2008 21:34:10
1: 0. 0000 dB
0. 000 000 MHz
REF -22.6 dB
REF=2
mean: 2. 6873 us
Cor
s. dev : . 08240 dB
CH1 S21
MI14X4 B1
LOG
10 dB/
7 Aug 2008 21:35:07
1: 0. 0000 dB
0. 000 000 MHz
REF -22.6 dB
MI14X4 B1
CH1 Markers
1
Cor
BW:
CH1 Markers
REF=1
5. 220520 MHz
1
Cor
2:-35 . 499 dB
-2 . 60000 MHz
cent : 139 . 983177 MHz
2
REF=1
3:-40 . 261 dB
2. 60000 MHz
Q: 26. 814
1_loss : -22 . 717 dB
4:-62 . 634 dB
-3 . 50000 MHz
5:-58 . 346 dB
3. 50000 MHz
2
4
3
3
5
4
CENTER 140. 000 000 MHz
SPAN 20. 000 000 MHz
CENTER 140. 000 000 MHz
Wideband Properties
CH1 S21
LOG
10 dB/
SWR(S11 & S22)
7 Aug 2008 21:39:13
1: 0. 0000 dB
0. 000 000 MHz
REF -22.6 dB
SPAN 20. 000 000 MHz
CH1 S11
CH3 S22
MI14X4 B1
SWR
SWR
1 /
1 /
7 Aug 2008 21:36:22
1: 1. 1946
140. 000 000 MHz
2: 1. 3752
140. 000 000 MHz
REF 1
REF 1
MI14X4 B1
CH1 Markers
1
2:-57 . 604 dB
88. 5000 MHz
REF=1
Cor
3:-60 . 501 dB
115. 000 MHz
4:-64 . 703 dB
140. 000 MHz
Cor
5:-65 . 245 dB
1
280. 000 MHz
2
2
3
5
4
START
. 010 000 MHz
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
CENTER 140. 000 000 MHz
http://www.itf.co.kr
SPAN 20. 000 000 MHz
[email protected]
2010. 04. 05
Rev 1.0
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