251904B

SAW Bandpass Filter 251904B
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 : D3512
2.5±0.2
25.4±0.2
7.6±0.2
0.45±0.05
5.5max 6.0max
ITF 04A001
251904B
35.1±0.5
12.8±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.
251904B
Rev. Date
2004-07-09
Rev.
NM4016-CS02
1/5
SAW Bandpass Filter 251904B
3. Specifications
Fo = 120.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
119.9
120.0
120.1
dB
-
29.5
31.0
1dB Bandwidth
MHz
-
18.87
-
3dB Bandwidth
MHz
19.0
19.1
-
50dB Bandwidth
MHz
-
20.2
20.4
dB
-
0.7
1.2
Group Delay Variation (Fo +/- 9.22 MHz)
nsec
-
50
100
Absolute Delay
usec
-
4.04
-
at 100.0 to 109.5 MHz
dB
50
52
-
at 109.5 to 110.0 MHz
dB
25
30
-
at 130.0 to 130.5 MHz
dB
25
30
-
at 130.5 to 140.0 MHz
dB
50
52
-
ppm/°C
-
-23
-
Center Frequency
Insertion Loss
Amplitude Ripple (Fo +/- 9.22 MHz)
Relative Attenuation
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.
251904B
Rev. Date
2004-07-09
Rev.
NM4016-CS02
2/5
SAW Bandpass Filter 251904B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L1
Input
50Ω
L4
L2
Output
50Ω
L3
L1 = L4 = 47 nH
L2 = L3 = 82 nH
5. Marking Configuration
ITF1) 04A0012)
251904B3)
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.
251904B
Rev. Date
2004-07-09
Rev.
NM4016-CS02
3/5
SAW Bandpass Filter 251904B
6. Typical Performance ( at +25℃ )
CH1
S21
LOG
10 dB/
9 Jul 2004 08:54:56
1: 0. 0000 dB
0. 000 000 MHz
REF -29.8 dB
CH1 Markers
1
Cor
2
BW:
20. 167055
MHz
: 119 . 990766
MHz
REF=1
cent
Q: 5. 9498
1_loss : -29 . 826 dB
3
4
CENTER 120 . 000 000 MHz
CH1
CH2
S21
S21
LOG
DEL
1 dB/
100 ns/
SPAN
50. 000 000 MHz
28 Jun 2004 13:50:26
1: 0. 0000 dB
0. 000 000 MHz
3: -15 . 991 ns
18. 440 000 MHz
REF -28.63 dB
REF 4.024 us
CH1 Markers
BW:
Cor
19. 079410
MHz
cent : 119 . 993657
MHz
REF=1
Q: 6. 2892
1
1_loss : -28 . 619 dB
2
3
Smo
3
2
4
Cor
CH2 Markers
mean : 4. 0478 us
REF=2
s. dev : 7. 5495 ns
p-p : 37. 682 ns
CENTER 120 . 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
23. 000 000 MHz
Part No.
251904B
Rev. Date
2004-07-09
Rev.
NM4016-CS02
4/5
SAW Bandpass Filter 251904B
CH1
CH2
S21
S21
LOG
LOG
1 dB/
1 dB/
29 Jun 2004 15:36:11
1: 0. 0000 dB
0. 000 000 MHz
3: . 13660 dB
18. 440 000 MHz
REF -28.53 dB
REF -28.91 dB
CH1
S21
LOG
10 dB/
28 Jun 2004 13:54:55
1: -28 . 432 dB
120 . 000 000 MHz
REF -28.59 dB
*
CH1 Markers
BW:
Cor
18. 863426
MHz
cent : 119 . 991153
MHz
REF=1
Q: 6. 3610
1
1
1_loss : -28 . 590 dB
2
3
4
3
2
Cor
CH2 Markers
mean : -28 . 687 dB
REF=2
s. dev : . 12330 dB
p-p : . 52510 dB
CENTER 120 . 000 000 MHz
CH1
CH2
S11
S22
SWR
SWR
2 /
2 /
SPAN
23. 000 000 MHz
28 Jun 2004 13:53:50
1: 1. 9578
120 . 000 000 MHz
2: 2. 6449
120 . 000 000 MHz
REF 1.958
REF 2.642
Cor
START
CH1
CH2
S11
S22
. 010 000 MHz
STOP 400 . 000 000 MHz
1: 31. 624
2: 32. 096
1 U FS
1 U FS
-28 . 196
-29 . 137
29 Jun 2004 15:54:22
47. 038 pF
120 . 000 000 MHz
45. 520 pF
120 . 000 000 MHz
Cor
1
Cor
2
CENTER 120 . 000 000 MHz
12
Cor
SPAN
50. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
CENTER 120 . 000 000 MHz
SPAN
Part No.
251904B
Rev. Date
2004-07-09
Rev.
NM4016-CS02
50. 000 000 MHz
5/5
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