270352B

70 MHz SAW Filter
Part Number 270352B
1. Features

Typical 1dB bandwidth of 2.55 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : -40℃ ~ +80℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
13.0
15.5
1dB Bandwidth
MHz
2.1
2.55
-
3dB Bandwidth
MHz
-
3.15
-
40dB Bandwidth
MHz
-
5.5
6.0
dB
-
0.45
1.0
Group Delay Variation (fo ± 1.0 MHz)
nsec
-
55
110
Absolute Delay
usec
-
1.45
-
dB
40
45
-
ppm/℃
-
-18
-
Minimum
Typical
Maximum
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 1.0 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Room Temperature : +25℃
Insertion Loss
dB
-
13.0
15.0
Amplitude Ripple (fo ± 1.08 MHz)
dB
-
0.45
1.0
nsec
-
55
110
Group Delay Variation (fo ± 1.08 MHz)
20.00±0.2
9.80±0.2
10
9
8
7
Matching Schematic
2.30±0.1
S2098 Package Dimension
7.62±0.1
6
6
7
8
9
10
ITF 13A001
270352B
. 70-2.5M
1
2
3
4
L2
I nput
50Ω
10
5
1.02±0.1
5
3
4
2
1
Out put
50Ω
C1
L1
5
L3
1.905±0.1
1.56±0.16
L1 = 82nH, L2 = 47nH, L3 = 150nH, C1 = 82pF
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
10
Ground
1, 6
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2013. 04. 04
Rev 1.0
70 MHz SAW Filter
Part Number 270352B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
3 Apr 2013 17:38:22
1: 0. 0000 dB
0. 000 000 MHz
3: . 00520 dB
2. 160 000 MHz
REF -12.5 dB
REF -12.5 dB
BW:
cent :
CH1
S21
LOG
10 dB/
CH2 Markers
REF=1
2. 560079 MHz
70 . 019630
MHz
3 Apr 2013 17:38:01
1: 0. 0000 dB
0. 000 000 MHz
REF -12.5 dB
BW:
1
Cor
Q: 27 . 351
cent :
2
CH1 Markers
REF=1
5. 329178 MHz
70 . 021427
MHz
Q: 13 . 139
1_loss : -12 . 568 dB
1
1_loss : -12 . 537 dB
2
3
4
3
2
CH4 Markers
REF=2
mean : -12 . 647 dB
Cor
s. dev : . 09580
dB
p-p : . 42660
dB
4
3
Cor
CENTER
70 . 000 000 MHz
SPAN
4. 000 000 MHz
2
4
CENTER
70 . 000 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
S21
S21
LOG
DEL
1 dB/
150 ns/
BW:
cent :
18 . 000 000 MHz
Smith Chart(S11 & S22)
3 Apr 2013 17:38:13
1: 0. 0000 dB
0. 000 000 MHz
3: -50 . 020 ns
2. 160 000 MHz
REF -12.5 dB
REF 1.41 us
SPAN
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 118. 03
2: 73. 695
1. 9609
2. 2305
3 Apr 2013 17:38:33
4. 4585 nH
70. 000 000 MHz
5. 0713 nH
70. 000 000 MHz
CH2 Markers
REF=1
3. 143811 MHz
70 . 012715
MHz
Cor
Q: 22 . 270
1_loss : -12 . 569 dB
1
Cor
2
3
1
CH4 Markers
REF=2
4
mean : 1. 4436 us
3
Cor
2
4
2
Smo
s. dev : 9. 4603 ns
p-p : 51 . 642 ns
Cor
CENTER
70 . 000 000 MHz
SPAN
4. 000 000 MHz
2
CENTER 70. 000 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
SWR(S11 & S22)
3 Apr 2013 17:39:25
1: 0. 0000 dB
0. 000 000 MHz
REF -12.5 dB
1
SPAN 18. 000 000 MHz
CH1 Markers
REF=1
2: -39 . 319 dB
70 . 0000 MHz
CH1
CH3
S11
S22
SWR
SWR
2 /
2 /
3 Apr 2013 17:38:49
1: 2. 3606
70 . 000 000 MHz
2: 1. 4762
70 . 000 000 MHz
REF 0
REF 0
Cor
3: -64 . 544 dB
140 . 000 MHz
4: -83 . 621 dB
210 . 000 MHz
Cor
2
2
1
3
START
. 010 000 MHz
4
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
CENTER
70 . 000 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
18 . 000 000 MHz
2013. 04. 04
Rev 1.0
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