271205B

70 MHz SAW Filter
Part Number 271205B
1. Features

Typical 2dB bandwidth of 12.23 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
-
70.0
-
dB
-
23.0
24.5
2dB Bandwidth
MHz
12.0
12.23
-
25dB Bandwidth
MHz
-
12.95
13.0
40dB Bandwidth
MHz
-
13.15
13.35
dB
-
0.6
1.0
Group Delay Variation (fo ± 5.875 MHz)
nsec
-
60
120
Absolute Delay
usec
-
3.35
-
dB
50
55
-
ppm/℃
-
-72
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 5.875 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
* Input POWER : +10dBm
12.8±0.5
5.5max 6.0max
Matching Schematic
7.6±0.2
2.5±0.2
D3512 Package Dimension
1
5
C1
Out put
50Ω
L2
25.4±0.2
2.5±0.2
L1
0.45±0.05
ITF 15A001
271205B
70-12.2M
35.1±0.5
I nput
50Ω
L1 = 150nH, C1 = 180pF, L2 = 100nH
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. 09. 23
Rev 1.0
70 MHz SAW Filter
Part Number 271205B
3. Typical Performance ( at +25℃ )
2dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
25dB & 40dB Bandwidth
23 Sep 2015 09:38:55
1: 0. 0000 dB
0. 000 000 MHz
3: - . 09310 dB
11 . 750 000 MHz
REF -22.4 dB
REF -22.4 dB
CH1
CH3
CH2 Markers
REF=1MHz
12 . 239231
BW:
cent :
70 . 003057
S21
S21
LOG
LOG
10 dB/
10 dB/
PRm
BW:
MHz
cent :
1
Q: 5. 7196
1_loss : -22 . 786 dB
1
23 Sep 2015 09:43:54
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
REF -22.4 dB
REF -22.4 dB
CH1 Markers
REF=1MHz
12 . 954376
69 . 989873
MHz
Q: 5. 4028
2
1_loss : -22 . 830 dB
Cor
2
3
3
4
3
4
2
PRm
4
3
CH4 Markers
mean : -22 REF=2
. 741 dB
s. dev : . 10070
dB
p-p : . 53840
dB
BW:
cent :
69 . 984740
MHz
Q: 5. 3356
1_loss : -22 . 830 dB
Cor
CENTER
70 . 000 000 MHz
SPAN
15 . 000 000 MHz
2
4
CENTER
70 . 000 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
CH3 Markers
REF=1MHz
13 . 116552
S21
S21
LOG
DEL
1 dB/
150 ns/
BW:
cent :
40 . 000 000 MHz
Smith Chart(S11 & S22)
23 Sep 2015 09:38:18
1: 0. 0000 dB
0. 000 000 MHz
3: 3. 6621 ns
11 . 750 000 MHz
REF -22.4 dB
REF 3.31 us
SPAN
CH1 S11
CH3 S22
4
CH2 Markers
REF=1MHz
12 . 320752
70 . 002912
1 U FS
1 U FS
1: 82. 207
2: 67. 766
-91 . 078
114. 45
23 Sep 2015 09:39:26
24. 964 pF
70. 000 000 MHz
260. 23 nH
70. 000 000 MHz
PRm
MHz
Q: 5. 6817
1_loss : -22 . 801 dB
2
Cor
1
2
3
2
PRm
CH4 Markers
mean : 3. REF=2
3438 us
4
s. dev : 10 . 873 ns
3
Smo
1
p-p : 59 . 713 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/
REF -22.4 dB
SPAN 40. 000 000 MHz
SWR(S11 & S22)
23 Sep 2015 09:41:17
1: -23 . 047 dB
70 . 000 000 MHz
PRm
CH1
CH3
S11
S22
SWR
SWR
10 /
10 /
23 Sep 2015 09:40:26
1: 4. 0247
70 . 000 000 MHz
2: 5. 7786
70 . 000 000 MHz
REF 0
REF 0
PRm
1
Cor
1
2
START
. 010 000 MHz
STOP 250 . 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
2015. 09. 23
Rev 1.0