SAW Bandpass Filter 270105B
1. Features
IF bandpass filter
High attenuation
Single-ended operation
DIP Package
Maximum Storage Temperature Range : -40
℃
~ 85
℃
Electrostatics Sensitive Device (ESD)
2. Package Dimension
12.8±0.5
5.5max 6.0max
7.6±0.2
2.5±0.2
ITF 04A001
270105B
35.1±0.5
Package : D3512
0.45±0.05
2.5±0.2
Pin Configuration
1
Input
Output
Ground
Case ground
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
4
2, 5
3, 6
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
25.4±0.2
270105B
2004-03-17
NW3030- CS03
1/5
SAW Bandpass Filter 270105B
3. Specifications
Fo = 70 MHz
Terminating source impedance
Terminating load impedance
: 50Ω and matching network
: 50Ω and matching network
Operating temperature range : -10℃ ~ +60℃
Center Frequency
Insertion Loss
1dB Bandwidth
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (Fo +/- 0.615 MHz)
Group Delay Variation (Fo +/- 0.615 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
Usec
dB
ppm/°C
2
Minimum
-
-
1.23
-
-
-
-
-
50
-
Typical
70.0
21.5
1.28
1.38
1.82
1.1
300
4.97
52
-0.03
Maximum
-
25.0
-
-
1.9
1.3
500
-
-
-
Notes :
1)
2)
3)
All specifications are based on the matching schematic shown below
All specifications are measured by Agilent Network analyzer and full 2 port calibration
Electrical margin has been built into the design to account for the variations due to temperature drift and
manufacturing tolerances
4)
All attenuation measurements are measured relative to insertion loss
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270105B
2004-03-17
NW3030- CS03
2/5
SAW Bandpass Filter 270105B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input
50
Ω
L2
L3
Output
50
Ω
L1
L1 = L2 = L3 = L4 = 68 nH
L4
5. Marking Configuration
ITF
1)
04A001
2)
270105B
3)
1) Manufacturer name
2) Lot Number
3) Part Number
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270105B
2004-03-17
NW3030- CS03
3/5
SAW Bandpass Filter 270105B
6. Typical Performance ( at +25℃ )
CH1
S 21
270105B
PRm
BW:
Cor
1
cent: 70.002737 MHz
2
1_ loss: -21.293 dB
Q: 38.351
1.825 318 MHz
log MAG
10 dB/
REF -21.29 dB
3 Dec 2003 11:28:58
1_: 0
0.000 000 MHz
REF=1
dB
3
4
CENTER 70.000 000 MHz
SPAN
5.000 000 MHz
CH1
CH2
PRm
Cor
S 21
S 21
270105B
WA01
log MAG
delay
1 dB/
500 ns/
REF -21.28 dB
REF 5.809 us
3 Dec 2003 11:35:03
1_: 0
dB
3_ -22.316 ns
0.000 000 MHz
REF=1
BW:
1.380 896 MHz
2
cent: 69.997164 MHz
1
1_ loss: -21.277 dB
2
Q: 50.69
1.230 000 MHz
REF=2
PRm
Cor
3
2
1
mean: 4.969 3 us
5
4
s.dev: 62.897 ns
p-p: 273.7 ns
Smo
1
CENTER 70.000 000 MHz
SPAN
2.000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270105B
2004-03-17
NW3030- CS03
4/5
SAW Bandpass Filter 270105B
CH1
CH2
PRm
Cor
S 21
S 21
270105B
WA01
log MAG
log MAG
1 dB/
1 dB/
3 Dec 2003 11:35:24
REF -21.28 dB
1_: 0
dB
REF -21.69 dB
3_ .0234 dB
0.000 000 MHz
REF=1
BW:
1.281 729 MHz
CH1
S 21
270105B
log MAG
10 dB/
3 Dec 2003 11:31:48
REF -26.34 dB
1_: 0
dB
0.000 000 MHz
REF=1
1
2_:-22.895 dB
43.5 MHz
3_:-28.128 dB
58.7 MHz
PRm
cent: 69.998534 MHz
1
Q: 54.613
1_ loss: -21.284 dB
2
3
1
2
PRm
Cor
34
2
1.230 000 MHz
REF=2
mean:-21.232 dB
s.dev: .1802 dB
p-p: .8344 dB
3
1
CENTER 70.000 000 MHz
SPAN
2.000 000 MHz
2
START
.010 000 MHz
STOP 150.000 000 MHz
CH1
CH2
PRm
Cor
S 11
S 22
270105B
WA01
SWR
SWR
1 /
1 /
REF 0
REF 0
3 Dec 2003 11:30:31
1_: 2.8335
2_ 3.7228
70.000 000 MHz
CH1
CH2
PRm
Cor
S 11
S 22
270105B
WA01
1 U FS
1 U FS
1_: 120.46
2_ 79.348
3 Dec 2003 11:30:07
46.711
106.2 nH
83.93
190.83 nH
70.000 000 MHz
2
1
1
1
70.000 000 MHz
2
PRm
Cor
2
70.000 000 MHz
PRm
Cor
CENTER 70.000 000 MHz
SPAN
5.000 000 MHz
CENTER 70.000 000 MHz
SPAN
5.000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270105B
2004-03-17
NW3030- CS03
5/5