251919B

SAW Bandpass Filter 251919B
1. Features
IF Bandpass Filter
High Attenuation
Single-Ended Operation
DIP Package
Maximum Storage Temperature Range : -40℃ ~ 85℃
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 08A001
251919B
119.9-19.1M
35.1±0.5
12.8±0.5
2.5±0.2
2. Package Dimension
Pin Configuration
1
5
Output
2, 4
Ground
3, 6
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
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Input
Part No.
251919B
Rev. Date
2009-04-15
Rev.
NM8082-CS02
1/5
SAW Bandpass Filter 251919B
3. Specifications
Fo = 119.9 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
-
119.9
-
dB
-
29.5
31.0
1dB Bandwidth
MHz
19.0
19.11
-
3dB Bandwidth
MHz
-
19.28
-
50dB Bandwidth
MHz
-
20.13
20.3
dB
-
0.6
1.2
Group Delay Variation (fo ± 9.42 MHz)
nsec
-
50
100
Absolute Delay
usec
-
4.4
-
dB
55
60
-
dBm
-
-
10
ppm/°C
-
-18
-
Center Frequency
Insertion Loss
Amplitude Ripple (fo ± 9.42 MHz)
Ultimate Rejection
Input Power
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.
251919B
Rev. Date
2009-04-15
Rev.
NM8082-CS02
2/5
SAW Bandpass Filter 251919B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input
50Ω
L1
L4
L2
Output
50Ω
L3
L1=82nH, L2=56nH
L3=56nH, L4=68nH
5. Marking Configuration
ITF1) 08A0012)
251919B3)
119.94)-19.1M5)
1) Manufacturer name
2) Lot Number
3) Part Number
4) Center frequency
5) 1dB-Bandwidth
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
251919B
Rev. Date
2009-04-15
Rev.
NM8082-CS02
3/5
SAW Bandpass Filter 251919B
6. Typical Performance ( at +25°°C )
CH1 S21
LOG
14 Apr 2009 09:44:06
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -29.12 dB
CH1 Markers
1
BW: 20. 129413 MHz
2
cent : 119. 905959 MHz
C
REF=1
Q: 5. 9568
1_loss : -29 . 187 dB
Hld
3
4
CENTER119. 900 000 MHz
CH1 S21
CH2 S21
LOG
LOG
SPAN 52. 000 000 MHz
19 Dec 2008 18:34:52
1: 0. 0000 dB
0. 000 000 MHz
3:-. 06390 dB
18. 840 000 MHz
1 dB/ REF -28.51 dB
1 dB/ REF -28.93 dB
CH1Markers
BW
: 19. 110673 MHz
Cor
REF=1
cent : 119. 906892 MHz
Q: 6. 2743
1
1_loss : -28 . 782 dB
2
3
4
3
2
Cor
CH2Markers
mean:-28 . 737 dB
REF=2
s. dev: . 09860 dB
p-p : . 69490 dB
CENTER119. 900 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN 24. 000 000 MHz
Part No.
251919B
Rev. Date
2009-04-15
Rev.
NM8082-CS02
4/5
SAW Bandpass Filter 251919B
CH1 S21
CH2 S21
LOG
DEL
19 Dec 2008 18:35:02
1: 0. 0000 dB
0. 000 000 MHz
3: 5. 0859 ns
18. 840 000 MHz
1 dB/ REF -28.51 dB
100 ns/ REF 4.381 us
CH1 Markers
BW: 19. 274412 MHz
Cor
CH1 S11
CH2 S22
1: 38. 332
2: 42. 447
1 U FS
1 U FS
-15 . 072
-38 . 883
19 Dec 2008 18:35:43
88. 069 pF
119. 900 000 MHz
34. 138 pF
119. 900 000 MHz
REF=1
Cor
cent : 119. 908704 MHz
Q: 6. 2211
1_loss : -28 . 741 dB
1
2
1
3
Smo
Cor
2
3
4
CH2 Markers
2
Cor
REF=2
mean: 4. 3977 us
s. dev : 7. 9137 ns
p-p : 42. 724 ns
CENTER 119. 900 000 MHz
CH1 S21
LOG
SPAN 24. 000 000 MHz
19 Dec 2008 18:36:04
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -28.87 dB
CH1 Markers
2:-62 . 447 dB
119. 900 MHz
CENTER 119. 900 000 MHz
CH1 S11
CH2 S22
SWR
SWR
5 /
5 /
SPAN 52. 000 000 MHz
19 Dec 2008 18:35:37
1: 1. 5410
119. 900 000 MHz
2: 2. 3108
119. 900 000 MHz
REF 1.541
REF 2.307
REF=1
Cor
3:-55 . 820 dB
239. 800 MHz
1
1
Cor
2
3
2
START . 010 000 MHz
STOP 450. 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 119. 900 000 MHz
SPAN 52. 000 000 MHz
Part No.
251919B
Rev. Date
2009-04-15
Rev.
NM8082-CS02
5/5
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