261901B

SAW Bandpass Filter 261901B
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)
5.5max 6.0max
Package : D2012
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
12.7±0.2
2.5±0.2
7.6±0.2
0.45±0.05
ITF 04A001
261901B
20.3±0.5
12.7±0.5
2.5±0.2
2. Package Dimension
Input
5
Output
2, 4
Ground
3, 6
Case ground
Part No.
261901B
Rev. Date
2004-07-09
Rev.
NM4018-CS02
1/5
SAW Bandpass Filter 261901B
3. Specifications
Fo = 280.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
279.875
280.0
280.125
dB
-
27.0
30.0
1dB Bandwidth
MHz
-
19.0
-
3dB Bandwidth
MHz
19.0
19.4
-
50dB Bandwidth
MHz
-
21.3
21.6
dB
-
0.7
1.2
Group Delay Variation (Fo +/- 9.375 MHz)
nsec
-
50
100
Absolute Delay
usec
-
2.32
-
Ultimate Rejection
dB
48
50
-
ppm/°C
-
-23
-
Center Frequency
Insertion Loss
Amplitude Ripple (Fo +/- 9.375 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.
261901B
Rev. Date
2004-07-09
Rev.
NM4018-CS02
2/5
SAW Bandpass Filter 261901B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L1
Input
50Ω
L2
C1
Output
50Ω
C2
L1 = L2 = 12 nH
C1 = C2 = 24 pF
5. Marking Configuration
ITF1) 04A0012)
261901B3)
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.
261901B
Rev. Date
2004-07-09
Rev.
NM4018-CS02
3/5
SAW Bandpass Filter 261901B
6. Typical Performance ( at +25℃ )
CH1
S21
LOG
10 dB/
2 Jul 2004 13:11:45
1: 0. 0000 dB
0. 000 000 MHz
REF -26.94 dB
CH1 Markers
1
Cor
2
BW:
20. 966078
MHz
cent : 279 . 942740
MHz
REF=1
Q: 13. 352
1_loss : -26 . 872 dB
3
4
CENTER 280 . 000 000 MHz
CH1
CH2
S21
S21
LOG
DEL
1 dB/
100 ns/
SPAN
53. 000 000 MHz
2 Jul 2004 13:16:15
1: 0. 0000 dB
0. 000 000 MHz
3: -6 . 4038 ns
18. 750 000 MHz
REF -26.53 dB
REF 2.302 us
CH1 Markers
BW:
Cor
19. 400055
MHz
cent : 279 . 981130
MHz
REF=1
Q: 14. 432
1
1_loss : -26 . 781 dB
2
3
Smo
Cor
2
3
4
CH2 Markers
mean : 2. 3260 us
REF=2
s. dev : 8. 9551 ns
p-p : 53. 472 ns
CENTER 280 . 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.
261901B
Rev. Date
2004-07-09
Rev.
NM4018-CS02
4/5
SAW Bandpass Filter 261901B
CH1
CH2
S21
S21
LOG
LOG
1 dB/
1 dB/
2 Jul 2004 13:16:02
1: 0. 0000 dB
0. 000 000 MHz
3: - . 07970 dB
18. 750 000 MHz
REF -26.53 dB
REF -27.21 dB
CH1 Markers
BW:
Cor
19. 010986
MHz
cent : 279 . 991973
MHz
CH1
S21
LOG
10 dB/
2 Jul 2004 13:18:44
1: 0. 0000 dB
0. 000 000 MHz
REF -27.78 dB
REF=1
CH1 Markers
2: -58 . 465 dB
280 . 000 MHz
REF=1
Q: 14. 728
1
3: -41 . 074 dB
520 . 000 MHz
1
1_loss : -26 . 769 dB
2
3
4
3
2
Cor
CH2 Markers
mean : -26 . 924 dB
REF=2
3
s. dev : . 13200 dB
p-p : . 72990 dB
2
CENTER 280 . 000 000 MHz
CH1
CH2
S11
S22
SWR
SWR
1 /
1 /
SPAN
23. 000 000 MHz
2 Jul 2004 13:17:41
1: 1. 7458
280 . 000 000 MHz
2: 2. 0964
280 . 000 000 MHz
REF 1.745
REF 2.096
START
CH1
CH2
S11
S22
. 010 000 MHz
1 U FS
1 U FS
STOP 900 . 000 000 MHz
1: 45. 584
2: 30. 469
26. 518
22. 162
2 Jul 2004 13:17:49
15. 073 nH
280 . 000 000 MHz
12. 597 nH
280 . 000 000 MHz
Cor
Cor
2
1
1
Cor
2
CENTER 280 . 000 000 MHz
Cor
SPAN
53. 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 280 . 000 000 MHz
SPAN
Part No.
261901B
Rev. Date
2004-07-09
Rev.
NM4018-CS02
53. 000 000 MHz
5/5
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