251401B

SAW Bandpass Filter 251401B
1. Features
z
IF Bandpass Filter
z
High Attenuation
z
Single-Ended Operation
z
DIP Package
z
Maximum Storage Temperature Range : -40℃ ~ 85℃
z
Electrostatics Sensitive Device (ESD)
Package : D2712
2.5±0.2
17.7±0.2
7.6±0.2
0.45±0.05
5.5max 6.0max
ITF 05A001
251401B
27.3±0.5
12.7±0.5
Pin Configuration
1
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
2.5±0.2
2. Package Dimension
Input
5
Output
2, 4
Ground
3, 6
Case ground
Part No.
251401B
Rev. Date
2005-03-14
Rev.
NM5007-CS01
1/5
SAW Bandpass Filter 251401B
3. Specifications
Fo = 140.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
139.9
140.0
140.1
dB
-
25.0
26.0
1dB Bandwidth
MHz
-
14.2
-
3dB Bandwidth
MHz
14.3
14.5
-
10dB Bandwidth
MHz
-
15.08
15.12
40dB Bandwidth
MHz
-
16.0
16.2
dB
-
0.7
1.0
Group Delay Variation (Fo +/- 6.875 MHz)
nsec
-
50
100
Absolute Delay
usec
-
3.21
-
Ultimate Rejection
dB
50
52
-
ppm/°C
-
-23
-
Center Frequency
Insertion Loss
Amplitude Ripple (Fo +/- 6.875 MHz)
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.
251401B
Rev. Date
2005-03-14
Rev.
NM5007-CS01
2/5
SAW Bandpass Filter 251401B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L1
Input
50Ω
L4
L2
Output
50Ω
L3
L1 = 47 nH, L2 = 47 nH
L3 = 56 nH, L4 = 47 nH
5. Marking Configuration
ITF1) 05A0012)
251401B3)
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.
251401B
Rev. Date
2005-03-14
Rev.
NM5007-CS01
3/5
SAW Bandpass Filter 251401B
6. Typical Performance ( at +25℃ )
CH1
S21
LOG
10 dB/
19 Nov 2004 05:08:16
1: 0. 0000 dB
0. 000 000 MHz
REF -25.02 dB
CH1 Markers
1
Cor
2
BW:
15. 899961
MHz
cent : 139 . 995670
MHz
REF=1
Q: 8. 8048
1_loss : -24 . 895 dB
3
4
CENTER 140 . 000 000 MHz
CH1
CH2
S21
S21
LOG
DEL
1 dB/
100 ns/
SPAN
40. 000 000 MHz
19 Nov 2004 05:09:56
1: 0. 0000 dB
0. 000 000 MHz
3: 3. 6748 ns
13. 750 000 MHz
REF -24.55 dB
REF 3.204 us
CH1 Markers
BW:
Cor
14. 522067
MHz
cent : 140 . 006160
MHz
REF=1
Q: 9. 6409
1
1_loss : -24 . 880 dB
2
3
Smo
Cor
2
4
3
CH2 Markers
mean : 3. 2172 us
REF=2
s. dev : 6. 7889 ns
p-p : 38. 057 ns
CENTER 140 . 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
17. 000 000 MHz
Part No.
251401B
Rev. Date
2005-03-14
Rev.
NM5007-CS01
4/5
SAW Bandpass Filter 251401B
CH1
CH2
S21
S21
LOG
LOG
1 dB/
1 dB/
19 Nov 2004 05:09:42
1: 0. 0000 dB
0. 000 000 MHz
3: . 17410 dB
13. 750 000 MHz
REF -24.55 dB
REF -25.08 dB
CH1 Markers
BW:
Cor
14. 212594
MHz
cent : 140 . 010092
MHz
CH1
S21
LOG
10 dB/
19 Nov 2004 05:11:34
1: 0. 0000 dB
0. 000 000 MHz
REF -25.47 dB
REF=1
CH1 Markers
2: -71 . 570 dB
140 . 000 MHz
Q: 9. 8511
3: -62 . 520 dB
280 . 000 MHz
1
1_loss : -24 . 892 dB
REF=1
1
2
3
4
3
2
Cor
CH2 Markers
REF=2
mean : -24 . 872 dB
s. dev : . 12020 dB
p-p : . 68290 dB
3
CENTER 140 . 000 000 MHz
CH1
CH2
S11
S22
SWR
SWR
1 /
1 /
SPAN
17. 000 000 MHz
19 Nov 2004 05:10:57
1: 1. 8411
140 . 000 000 MHz
2: 1. 8899
140 . 000 000 MHz
REF 1.842
REF 1.892
START
CH1
CH2
S11
S22
. 010 000 MHz
1 U FS
1 U FS
2
1: 55. 508
2: 33. 375
STOP 450 . 000 000 MHz
19 Nov 2004 05:11:03
35. 235 pF
140 . 000 000 MHz
55. 066 pF
140 . 000 000 MHz
-32 . 264
-20 . 645
Cor
Cor
1
2
1
Cor
Cor
2
CENTER 140 . 000 000 MHz
CENTER 140 . 000 000 MHz
SPAN
SPAN 40. 000 000 MHz
40. 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.
251401B
Rev. Date
2005-03-14
Rev.
NM5007-CS01
5/5
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