252908B

173.9 MHz SAW Filter
Project name 252908B
1. Features
Typical 1dB bandwidth of 29.2 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
173.9
-
dB
-
30.5
32.0
1 dB Bandwidth
MHz
29.15
29.28
-
3dB Bandwidth
MHz
-
29.60
-
40dB Bandwidth
MHz
-
31.04
31.15
dB
-
0.5
1.0
Group Delay Variation (fo ± 14.4 MHz)
nsec
-
30
60
Absolute Delay
usec
-
2.60
-
dB
48
53
-
dBm
-
-
10
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 14.4 MHz)
Ultimate Rejection
Maximum input Power
ppm/℃
℃
Temperature Coefficient of Frequency
-18
D2012 Package Dimension
Matching Schematic
12.7±0.5
5.5max 6.0max
7.6±0.2
2.5±0.2
1
Input
50Ω
5
L1
L4
L3
12.7±0.2
2.5±0.2
0.45±0.05
ITF 13A001
252908B
173.9-29.2M
20.3±0.5
L2
Output
50Ω
L1 = 47nH, L2 = 47nH, L3 = 39nH, L4 = 39nH
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]
2013. 03. 25
Rev 1.0
173.9 MHz SAW Filter
Project name 252908B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple(Fo ± 14.4 MHz)
CH1 S21
CH2 S21
LOG
DEL
1 dB/
50 ns/
25 Mar 2012 21:27:41
1: 0. 0000 dB
0. 000 000 MHz
3: 4. 6621 ns
28. 800 000 MHz
REF -30.41 dB
REF 2.639 us
BW:
CH1 S21
LOG
10 dB/
25 Mar 2012 21:12:56
1: 0. 0000 dB
0. 000 000 MHz
REF -30.5 dB
CH1 Markers
REF=1
29. 284579 MHz
cent : 173 . 889084 MHz
Cor
40dB Bandwidth
BW:
1
Cor
CH1 Markers
REF=1
31. 040335 MHz
cent : 173 . 876609 MHz
Q: 5. 9379
2
Q: 5. 6016
1_loss : -30 . 672 dB
1
1_loss : -30 . 593 dB
2
3
4
3
Smo
CH2 Markers
REF=2
mean: 2. 6035 us
2
Cor
3
4
s. dev : 4. 3322 ns
p-p : 22. 634 ns
CENTER 173 . 900 000 MHz
SPAN 36. 000 000 MHz
CENTER 173 . 900 000 MHz
3dB Bandwidth & Group Delay(Fo ± 14.4 MHz)
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
25 Mar 2012 21:27:21
1: 0. 0000 dB
0. 000 000 MHz
3: - . 03760 dB
28. 800 000 MHz
REF -30.41 dB
REF -30.85 dB
BW:
50dB Bandwidth
CH1 S21
LOG
10 dB/
25 Mar 2012 21:13:08
1: 0. 0000 dB
0. 000 000 MHz
REF -30.5 dB
CH1 Markers
REF=1
29. 606567 MHz
cent : 173 . 887311 MHz
Cor
SPAN 95. 000 000 MHz
BW:
1
Cor
CH1 Markers
REF=1
31. 194272 MHz
cent : 173 . 882051 MHz
Q: 5. 8733
2
Q: 5. 5742
1_loss : -30 . 672 dB
1
1_loss : -30 . 593 dB
2
3
2
Cor
CH2 Markers
REF=2
4 . 598 dB
mean:-30
3
s. dev : . 07930 dB
3
p-p : . 47510 dB
CENTER 173 . 900 000 MHz
SPAN 36. 000 000 MHz
CENTER 173 . 900 000 MHz
Wideband properties
CH1 S21
LOG
10 dB/
SPAN 95. 000 000 MHz
SWR(S11 & S22)
25 Mar 2012 21:30:55
1: 0. 0000 dB
0. 000 000 MHz
REF -33.17 dB
4
CH1 Markers
REF=1
2: -68 . 839 dB
173 . 900 MHz
CH1 S11
CH2 S22
SWR
SWR
10 /
10 /
25 Mar 2012 21:29:28
1: 1. 9858
173 . 900 000 MHz
2: 2. 5125
173 . 900 000 MHz
REF 1.986
REF 2.503
Cor
3: -64 . 703 dB
347 . 800 MHz
1
1
Cor
2
3
START
. 010 000 MHz
2
STOP 700 . 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 173 . 900 000 MHz
http://www.itf.co.kr
SPAN 95. 000 000 MHz
[email protected]
2013. 03. 25
Rev 1.0
Similar pages