251065B Datasheet, PDF (1/2 Pages) Integrated Technology Future – 125.0 MHz SAW Filter

1. Features
Typical 1dB bandwidth of 9.5 MHz
Low-Loss Filter
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Operating Temperature : -10℃ ~ +50℃
Center Frequency (fo)
MHz
Insertion Loss
dB
1dB Bandwidth
MHz
3dB Bandwidth
MHz
40dB Bandwidth
MHz
Amplitude Ripple (fo ± 3.73 MHz)
dB
Group Delay Variation (fo ± 3.73 MHz)
nsec
Absolute Delay
usec
Ultimate Rejection
dB
Temperature Coefficient of Frequency
ppm/℃
Room Temperature : +25℃
Insertion Loss
dB
Amplitude Ripple (fo ± 3.8 MHz)
dB
Group Delay Variation (fo ± 3.8 MHz)
nsec
125.0 MHz SAW Filter
Part Number 251065B
Minimum
-
-
9.0
-
-
-
-
-
40
-
Source and Load Impedance = 50Ω
Typical
Maximum
125.0
-
15.0
17.5
9.5
-
10.7
-
15.6
16.2
0.3
1.0
20
60
0.69
-
48
-
-18
-
Minimum
-
-
-
Typical
15.0
0.3
20
Maximum
17.0
1.0
60
S1365 Package Dimension
Matching Schematic
13.30±0.2
10
9
8
7
11
ITF 11A001
6
251065B
12
. 125-9.5M
5
1
2
3
4
7.62±0.1
7
8
9
10
6
11
1.50±0.1
5
12
4
3
2
1
2.54±0.1
0.80±0.1
Input
50Ω
18nH
L2
11
L1 ^33nH
15nH
5
L3
Output
50Ω
L4 ^27nH
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
Input
Output
Pin Configuration
11
Ground
5
Others
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: [phone]
Fax: [phone]
http://www.itf.co.kr [e-mail]
6, 12
Ground
2011. 10. 24
Rev 1.0