271252B

70 MHz SAW Filter
Part Number 271252B
1. Features

Typical 1dB bandwidth of 11.65 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
11.0
13.0
1dB Bandwidth
MHz
11.3
11.65
-
3dB Bandwidth
MHz
-
12.25
-
40dB Bandwidth
MHz
-
15.2
15.5
dB
-
0.45
1.0
Group Delay Variation (fo ± 5.5 MHz)
nsec
-
60
120
Absolute Delay
usec
-
1.3
-
dB
40
45
-
ppm/℃
-
-86
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 5.5 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
12
8
ITF 13A001
271252B
. 70-11.6M
1
2
3
C1
7.62±0.1
7
4
7
9
8
I nput
50Ω
10
1.50±0.1
5
L2
Output
50Ω
C2
L1
5
5
11
11
6
6
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
Matching Schematic
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = 120nH, C1 = 300pF, L2 = 82nH, C2 = 110pF
Pin Configuration
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
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
11
Ground
6, 12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2013. 07. 04
Rev 1.0
70 MHz SAW Filter
Part Number 271252B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
3 Jul 2013 20:36:37
1: 0. 0000 dB
0. 000 000 MHz
3: - . 02020 dB
11 . 000 000 MHz
REF -10.3 dB
REF -10.3 dB
CH1
S21
LOG
10 dB/
CH2 Markers
REF=1
11 . 705098 MHz
BW:
cent :
69 . 966509
MHz
3 Jul 2013 20:35:45
1: 0. 0000 dB
0. 000 000 MHz
REF -10.3 dB
BW:
1
Cor
Q: 5. 9774
cent :
2
CH1 Markers
REF=1
14 . 936451 MHz
70 . 151015
MHz
Q: 4. 6966
1_loss : -10 . 532 dB
1
1_loss : -10 . 500 dB
2
3
4
3
2
CH4 Markers
REF=2
mean : -10 . 517 dB
Cor
s. dev : . 06260
dB
p-p : . 36280
dB
3
4
Cor
CENTER
70 . 000 000 MHz
SPAN
15 . 000 000 MHz
2
4
CENTER
70 . 000 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
S21
S21
LOG
DEL
1 dB/
200 ns/
BW:
cent :
40 . 000 000 MHz
Smith Chart(S11 & S22)
3 Jul 2013 20:36:21
1: 0. 0000 dB
0. 000 000 MHz
3: -40 . 385 ns
11 . 000 000 MHz
REF -10.3 dB
REF 1.24 us
SPAN
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 74. 074
2: 30. 704
3 Jul 2013 20:36:49
-57 . 848
39. 304 pF
70. 000 000 MHz
-439 . 45 m 5. 1738 nF
70. 000 000 MHz
CH2 Markers
REF=1
12 . 273616 MHz
69 . 984609
MHz
Cor
Q: 5. 7020
1_loss : -10 . 536 dB
1
Cor
2
3
4
2
2
Cor
1
CH4 Markers
REF=2
mean 4: 1. 2979 us
3
Smo
s. dev : 10 . 972 ns
p-p : 59 . 458 ns
Cor
CENTER
70 . 000 000 MHz
SPAN
15 . 000 000 MHz
2
CENTER 70. 000 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
SWR(S11 & S22)
3 Jul 2013 20:37:16
1: 0. 0000 dB
0. 000 000 MHz
REF -10.3 dB
1
SPAN 40. 000 000 MHz
CH1 Markers
REF=1
2: -58 . 263 dB
70 . 0000 MHz
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
3 Jul 2013 20:36:55
1: 2. 6855
70 . 000 000 MHz
2: 1. 6295
70 . 000 000 MHz
REF 0
REF 0
Cor
3: -52 . 024 dB
140 . 000 MHz
Cor
1
2
3
2
START
. 010 000 MHz
STOP 400 . 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
70 . 000 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
40 . 000 000 MHz
2013. 07. 04
Rev 1.0