252018B

115.2 MHz SAW Filter
Part Number 252018B
1. Features

Typical 1dB bandwidth of 19.77 MHz

High attenuation

Single Ended Operation

Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
Minimum
Typical
Maximum
MHz
115.05
115.2
115.35
dB
-
21.7
23.5
1dB Bandwidth
MHz
19.55
19.77
-
3dB Bandwidth
MHz
-
20.16
-
40dB Bandwidth
MHz
-
21.88
22.05
dB
-
0.55
1.0
Group Delay Variation (fo ± 9.22 MHz)
nsec
-
35
80
Absolute Delay
usec
-
1.69
-
dB
50
55
-
ppm/℃
-
-72
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 9.22 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
* Input POWER : +10dBm
5.5max 6.0max
7.6±0.2
L1
I nput
50Ω
1
5
L2
Out put
50Ω
C2
12.7±0.2
2.5±0.2
C1
0.45±0.05
ITF 15A001
252018B
115.2-19.7M
20.3±0.5
12.7±0.5
Matching Schematic
2.5±0.2
D2012 Package Dimension
C1 = 20pF, L1 = 68nH, L2 = 56nH, C2 = 22pF
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]
2015. 03. 11
Rev 1.0
115.2 MHz SAW Filter
Part Number 252018B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
11 Mar 2015 16:28:30
1: 0. 0000 dB
0. 000 000 MHz
3: . 08100 dB
18 . 440 000 MHz
REF -21.2 dB
REF -21.2 dB
CH1
S21
LOG
10 dB/
CH2 Markers
REF=1
19 . 787094 MHz
BW:
cent : 115 . 216901
MHz
11 Mar 2015 16:27:31
1: 0. 0000 dB
0. 000 000 MHz
REF -21.2 dB
BW:
1
Cor
Q: 5. 8228
cent : 115 . 194440
2
1_loss : -21 . 642 dB
CH1 Markers
REF=1
21 . 867424 MHz
MHz
Q: 5. 2679
1_loss : -21 . 657 dB
1
2
3
3
4
2
CH4 Markers
REF=2
mean : -21 . 610 dB
Cor
s. dev : . 11510
dB
p-p : . 52240
dB
3
4
Cor
CENTER 115 . 200 000 MHz
SPAN
24 . 000 000 MHz
2
4
CENTER 115 . 200 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
S21
S21
LOG
DEL
1 dB/
50 ns/
BW:
70 . 000 000 MHz
Smith Chart(S11 & S22)
11 Mar 2015 16:28:23
1: 0. 0000 dB
0. 000 000 MHz
3: 1. 1021 ns
18 . 440 000 MHz
REF -21.2 dB
REF 1.68 us
SPAN
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 13. 158
2: 9. 0762
5. 6494
-4 . 5386
11 Mar 2015 16:28:47
7. 8050 nH
115. 200 000 MHz
304. 40 pF
115. 200 000 MHz
CH2 Markers
REF=1
20 . 173757 MHz
cent : 115 . 210887
MHz
Cor
Q: 5. 7109
1_loss : -21 . 645 dB
Cor
1
2
1
3
2
Cor
2
CH4 Markers
REF=2
mean : 1. 6964 us
4
s. dev : 5. 7482 ns
3
Smo
p-p : 31 . 153 ns
Cor
CENTER 115 . 200 000 MHz
SPAN
24 . 000 000 MHz
2
4
CENTER 115. 200 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
REF -21.2 dB
SPAN 70. 000 000 MHz
SWR(S11 & S22)
11 Mar 2015 16:29:15
1: -23 . 477 dB
115 . 200 000 MHz
1
CH1
CH3
S11
S22
SWR
SWR
5 /
5 /
11 Mar 2015 16:28:53
1: 3. 8475
115 . 200 000 MHz
2: 5. 5544
115 . 200 000 MHz
REF 0
REF 0
Cor
Cor
1
2
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 115 . 200 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
70 . 000 000 MHz
2015. 03. 11
Rev 1.0
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