ITF 250003B

SAW Bandpass Filter 250003B
1. Features
z
IF Bandpass Filter
z
High-Attenuation
z
Single-Ended Operation
z
Ceramic Surface Mount Device (SMD) Package
z
Maximum Storage Temperature Range : -40℃ ~ 85℃
z
Electrostatics Sensitive Device (ESD)
2. Package Dimensions
13.30±0.2
8
7.62±0.1
7
1
2
3
8
9
10
11
6
6
ITF05A001
250003B
12
7
1.50±0.1
5
5
4
12
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
4
3
2
2.54±0.1
1
0.80±0.1
Pad Configuration
Package : S1365
11
Input
5
Output
6, 12
Ground
Dimensions shown are nominal in millimeters
Other
Body : Al2O3 Ceramic
Lid : Kovar, Ni Plated
Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um Ni Plating
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Case ground
Part No.
250003B
Rev. Date
2005-08-26
Rev.
NW5008-CS01
1/5
SAW Bandpass Filter 250003B
3. Specifications
Fo = 145.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
144.9
145.0
145.1
dB
-
10.0
12.0
1dB Bandwidth
MHz
0.25
0.57
-
3dB Bandwidth
MHz
0.45
0.7
-
25dB Bandwidth
MHz
-
1.3
1.8
40dB Bandwidth
MHz
1.85
1.95
Center Frequency
Insertion Loss
Amplitude Ripple (Fc +/- 0.1 MHz)
dB
-
0.3
1.0
Group Delay Variation (Fc +/- 0.1 MHz)
nsec
-
200
300
Absolute Delay
usec
-
1.3
-
Return Loss(Fc +/- 0.1 MHz)
dB
8
10
Relative Attenuation
-
0 ~ 138.0 MHz
dB
45
50
138.0 ~ 142.0 MHz
dB
25
40
148.0 ~ 152.0 MHz
dB
25
50
152.0 ~ 231.0 MHz
dB
45
50
231.0 ~ 234.0 MHz
dB
25
30
234.0 ~ 259.0 MHz
dB
45
50
259.0 ~ 262.0 MHz
dB
25
30
262.0 ~ 500.0 MHz
dB
45
50
ppm/°C2
-
-0.03
Temperature Coefficient of Frequency
-
Notes :
1)
All specifications are based on the matching schematic shown below
2)
All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature
3)
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.
250003B
Rev. Date
2005-08-26
Rev.
NW5008-CS01
2/5
SAW Bandpass Filter 250003B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L2
Input
50Ω
L4
L3
L1
L5
Output
50Ω
L6
L1 = L6 = 33 nH
L2 = 33 nH,
L5 = 15 nH
L3 = L4 = 120 nH
5. Marking Configuration
ITF1) 05A0012)
250003B3)
4)
1) Manufacturer name
2) Lot Number
3) Part Number
4) Pad Number 1 Index
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
250003B
Rev. Date
2005-08-26
Rev.
NW5008-CS01
3/5
SAW Bandpass Filter 250003B
6. Typical Performance ( at +25℃ )
CH1
CH2
S 21
S 21
log MAG
log MAG
19 Aug 2005 23:14:23
REF -9.7 dB
1_: 0
dB
REF -9.7 dB
1_ 0
dB
10 dB/
10 dB/
0.000 000 MHz
250003B
PRm
REF=1
Cor
BW:
1
1.284 608 MHz
cent: 145.011654 MHz
Q: 112.88
2
1_ loss: -9.9009 dB
4
3
0.000 000 MHz
REF=1
BW:
PRm
3
4
1.903 352 MHz
cent: 145.033989 MHz
Cor
Q: 76.199
1
CENTER 145.000 000 MHz
CH1
CH2
2
1_ loss: -9.9009 dB
S 21
S 21
log MAG
delay
SPAN 12.000 000 MHz
1 dB/
500 ns/
19 Aug 2005 23:17:50
REF -9.7 dB
1_: 0
dB
3_ 30.804 ns
REF 2.2 us
0.000 000 MHz
250003B
PRm
REF=1
BW:
Cor
.703 921 MHz
cent: 144.992682 MHz
Q: 205.98
1
1_ loss: -9.8932 dB
2
.200 000 MHz
REF=2
3
mean: 1.314 6 us
PRm
3
Cor
s.dev: 49.6074 ns
2
p-p: 178.53 ns
2
Smo
1
CENTER 145.000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN
1.000 000 MHz
Part No.
250003B
Rev. Date
2005-08-26
Rev.
NW5008-CS01
4/5
SAW Bandpass Filter 250003B
CH1
CH2
S 21
S 21
log MAG
log MAG
1 dB/
1 dB/
19 Aug 2005 23:18:13
1_ 0
dB
REF -9.7 dB
REF -9.7 dB
3_: .0536 dB
CH1
S 21
log MAG
10 dB/
19 Aug 2005 23:30:10
REF -9.7 dB
1_: 0
dB
0.000 000 MHz
0.000 000 MHz
250003B
PRm
REF=1
BW:
Cor
1
PRm
REF=1
.546 614 MHz
cent: 144.990756 MHz
Q: 265.25
1
1_ loss: -9.8953 dB
2
PASS
3
3
4
.200 000 MHz
2
REF=2
mean:-9.827 7 dB
PRm
s.dev: .0467 dB
Cor
p-p: .1510 dB
1
2
CENTER 145.000 000 MHz
CH1
CH2
S 11
S 22
SWR
SWR
SPAN
1 /
1 /
REF 0
REF 0
250003B
CH1 CENTER 145.000 000 MHz
1.000 000 MHz
19 Aug 2005 23:21:15
1_: 1.2434
2_ 1.2337
CH1
CH2
S 11
S 22
1 U FS
1 U FS
SPAN 289.980 000 MHz
1_: 40.205
2_ 40.998
19 Aug 2005 23:20:39
-400.39 m
2.7414 nF
-3.1074
353.23 pF
250003B
145.000 000 MHz
PRm
PRm
Cor
Cor
145.000 000 MHz
2
1
2
1
1
PRm
2
PRm
Cor
CENTER 145.000 000 MHz
145.000 000 MHz
145.000 000 MHz
Cor
SPAN 12.000 000 MHz
CENTER 145.000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN 12.000 000 MHz
Part No.
250003B
Rev. Date
2005-08-26
Rev.
NW5008-CS01
5/5