272901B

70.0 MHz SAW Filter
Part Number 272901B
1. Features
Typical 1dB bandwidth of 29.3 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
-
70.0
-
dB
-
28.5
30.0
1dB Bandwidth
MHz
29.2
29.3
-
3dB Bandwidth
MHz
-
29.5
-
50dB Bandwidth
MHz
-
30.45
30.55
dB
-
0.7
1.2
Group Delay Variation (fo ± 14.52 MHz)
nsec
-
30
60
Absolute Delay
usec
-
3.2
-
dB
54
60
-
dBm
-
-
10
ppm/℃
℃
-
-72
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 14.52 MHz)
Ultimate Rejection
Input power
Temperature Coefficient of Frequency
12.8±0.5
5.5max 6.0max
Matching Schematic
7.6±0.2
2.5±0.2
D3512 Package Dimension
1
5
12pF
180nH
20pF
Output
50Ω
25.4±0.2
2.5±0.2
0.45±0.05
ITF 10A001
272901B
70-29.3M
35.1±0.5
150nH
Input
50Ω
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]
2010. 05. 20
Rev 1.0
70.0 MHz SAW Filter
Part Number 272901B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
21 Dec 2009 03:31:58
1: 0. 0000 dB
0. 000 000 MHz
3:- . 31750 dB
29. 040 000 MHz
REF -28.21 dB
REF -28.76 dB
CH1 S21
CH2 S21
LOG
DEL
1 dB/
100 ns/
21 Dec 2009 03:32:08
1: 0. 0000 dB
0. 000 000 MHz
3:-245 . 11 ps
29. 040 000 MHz
REF -28.21 dB
REF 3.186 us
CH1 Markers
REF=1
BW: 29. 295909 MHz
cent :
Cor
69. 952168 MHz
CH1 Markers
REF=1
BW: 29. 490300 MHz
cent :
Cor
69. 951410 MHz
Q: 2. 3878
Q: 2. 3720
1_loss : -28 . 522 dB
1_loss : -28 . 528 dB
1
1
2
2
3
4
3
3
2
CH2 Markers
REF=2
mean: -28 . 561 dB
Cor
START 51. 000 000 MHz
Smo
Cor
CH2 Markers
REF=2
mean:
4 3. 2024 us
2
3
s. dev : . 12090 dB
s. dev : 5. 6597 ns
p-p : . 66250 dB
p-p : 30. 518 ns
STOP 89. 000 000 MHz
CENTER 70. 000 000 MHz
50dB Bandwidth
CH1 S21
LOG
10 dB/
Ultimate Rejection
21 Dec 2009 03:30:43
1: 0. 0000 dB
0. 000 000 MHz
REF -28.59 dB
SPAN 38. 000 000 MHz
*
CH1 S21
LOG
10 dB/
21 Dec 2009 03:30:52
1:-28 . 629 dB
70. 000 000 MHz
REF -28.59 dB
*
CH1 Markers
REF=1
BW: 30. 452444 MHz
1
C
Smo
1
C
cent :
2
69. 955987 MHz
Q: 2. 2972
1_loss : -28 . 593 dB
3
4
START 27. 500 000 MHz
STOP 112. 500 000 MHz
START 27. 500 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
SWR(S11 & S22)
21 Dec 2009 03:33:41
1: 0. 0000 dB
0. 000 000 MHz
REF -27.49 dB
STOP 112. 500 000 MHz
CH1 Markers
REF=1
2:-69 . 191 dB
70. 0000 MHz
CH1 S11
CH2 S22
SWR
SWR
20 /
20 /
21 Dec 2009 03:32:53
1: 6. 5935
70. 000 000 MHz
2: 4. 8936
70. 000 000 MHz
REF 6.603
REF 4.895
Cor
3:-65 . 579 dB
140. 000 MHz
1
1
Cor
START . 010 000 MHz
2
3
STOP 300. 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
2
CENTER 70. 000 000 MHz
http://www.itf.co.kr
SPAN 85. 000 000 MHz
[email protected]
2010. 05. 20
Rev 1.0