ITF 250929B

185.0 MHz SAW Filter
Part Number250929B
1. Features
Typical 1dB bandwidth of 9.3 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
185.0
-
dB
-
29.5
31.0
1dB Bandwidth
3dB Bandwidth
MHz
MHz
9.25
9.38
-
-
9.63
-
40dB Bandwidth
MHz
-
10.8
11.0
dB
-
0.55
1.2
Group Delay Variation (fo ± 4.51 MHz)
nsec
-
90
150
Absolute Delay
usec
-
1.88
-
dB
40
48
-
ppm/℃2
-
-0.03
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 4.51 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
4.8max 6.0max
5
1
12.7±0.2
2.5±0.2
7.6±0.2
0.45±0.05
ITF 12A001
250929B
185-9.3M
20.3±0.5
12.7±0.5
Matching Network Configuration
2.5±0.2
D2012 Package Dimension
L1 = 68nH, L2 = 56nH, L3 = 39
C1 = 33pF
Pin Configuration
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
Tel: 82-32-621-1213
Fax: 82-32-621-1218
Input
1
Ground
2,4
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2013. 03. 29
Rev 1.0
185.0 MHz SAW Filter
Part Number250929B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
40dB Bandwidth
17 Jan 2012 17:22:56
1: 0. 0000 dB
0. 000 000 MHz
3:-. 21080 dB
9. 020 000 MHz
1 dB/ REF -29.02 dB
1 dB/ REF -29.5 dB
BW:
LOG
17 Jan 2012 17:17:53
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -29.37 dB
CH1 Markers
REF=1
9. 386456 MHz
cent : 184. 948935 MHz
Cor
CH1 S21
CH1 Markers
REF=1
BW: 10. 805922 MHz
1
Cor
cent : 184. 942122 MHz
Q: 19. 704
2
Q: 17. 115
1_loss : -29 . 460 dB
1_loss : -29 . 361 dB
1
2
3
4
3
2
CH2 Markers
REF=2
mean:-29 . 316 dB
Cor
3
4
s. dev : . 12910 dB
p-p : . 52160 dB
START 179. 000 000 MHz
STOP 191. 000 000 MHz
CENTER 185. 000 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
17 Jan 2012 17:23:29
1: 0. 0000 dB
0. 000 000 MHz
3:-29 . 522 ns
9. 020 000 MHz
1 dB/ REF -29.02 dB
100 ns/ REF 1.824 us
BW:
Smith Chart
CH1 S11
CH2 S22
1: 35. 834
2: 21. 443
1 U FS
1 U FS
19. 201
-29 . 093
17 Jan 2012 17:18:26
16. 519 nH
185. 000 000 MHz
29. 571 pF
185. 000 000 MHz
CH1 Markers
REF=1
9. 633928 MHz
cent : 184. 952711 MHz
Cor
SPAN 30. 000 000 MHz
Cor
Q: 19. 198
1_loss : -29 . 480 dB
1
1
2
3
2
Smo
Cor
CH2 Markers
REF=2
mean: 1. 8806 us
4
s. dev : 17. 700 ns
3
Cor
2
p-p : 90. 345 ns
CENTER 185. 000 000 MHz
SPAN 12. 000 000 MHz
CENTER 185. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/ REF -31.33 dB
SPAN 30. 000 000 MHz
SWR(S11 & S22)
17 Jan 2012 17:25:36
1: 0. 0000 dB
0. 000 000 MHz
CH1 Markers
REF=1
2:-44 . 051 dB
111. 200 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
17 Jan 2012 17:19:17
1: 1. 7455
185. 000 000 MHz
2: 3. 2339
185. 000 000 MHz
REF 1.745
REF 3.215
Cor
1
1
2
Cor
2
START . 010 000 MHz
STOP 700. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: 82-32-621-1213
Fax: 82-32-621-1218
CENTER 185. 000 000 MHz
http://www.itf.co.kr
SPAN 30. 000 000 MHz
[email protected]
2013. 03. 29
Rev 1.0