165.0
MHz SAW Filter
Part Number
252509B
1. Features
Typical 1dB bandwidth of 25.0 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50
Operating Temperature : +25℃
℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
3dB Bandwidth
40dB Bandwidth
50dB Bandwidth
Amplitude Ripple (fo ± 12.4 MHz)
Group Delay Variation (fo ± 12.4 MHz)
Absolute Delay
Ultimate Rejection
Input power
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
MHz
dB
nsec
usec
dB
dBm
ppm/℃
℃
Minimum
-
-
24.90
-
-
-
-
-
-
48
-
Typical
165.0
31.6
25.0
25.22
26.16
26.22
0.6
35
3.52
52
-
-18
Maximum
-
33.0
-
-
26.30
-
1.2
80
-
-
10
D3512 Package Dimension
12.8±0.5
5.5max 6.0max
7.6±0.2
2.5±0.2
Matching Schematic
1
Input
50
Ω
5
L2
Output
50
Ω
L1
ITF 13A001
252509B
165-25.0M
C1
25.4±0.2
C2
35.1±0.5
0.45±0.05
2.5±0.2
L1 = 39nH, L2 = 39nH, C1 = 39pF, C2 = 39pF
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
Input
Output
1
5
Ground
Others
2,4
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
sales@itf.co.kr
2013. 03. 27
Rev 1.0
ITF [ INTEGRATED TECHNOLOGY FUTURE ]
