ITF T78251B

782.0 MHz SAW Filter
Part Number T78251B
1. Features
Typical 1dB bandwidth of 10.56 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
782.0
-
dB
-
22.5
24.5
1dB Bandwidth
MHz
10.3
10.56
-
3dB Bandwidth
MHz
-
11.15
-
35dB Bandwidth
MHz
-
13.4
-
dB
-
0.8
1.5
Group Delay Variation (fo ± 5.0 MHz)
nsec
-
70
150
Absolute Delay
usec
-
1.29
-
dB
35
45
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 5.0 MHz)
Edge ± 2.0MHz
Out of band gain
ppm/℃
℃2
Temperature Coefficient of Frequency
-0.03
S1365 Package Dimension
13.30±0.2
8
7.62±0.1
7
ITF RSOC01
T78251B
。782-10.5M
11
12
1
2
3
7
8
9
10
3.9nH
11
6
6
1.50±0.1
5
5
4
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Network Configuration
Input
50 Ω
11
5
3.9nH
8pF
8pF
Output
50 Ω
12
4
3
2
2.54±0.1
1
0.80±0.1
Pin Configuration
Dimensions shown are nominal in millimeters
Body : Al2O3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
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
11
Ground
6, 12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2013. 03. 29
Rev 1.0
782.0 MHz SAW Filter
Part Number T78251B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
35dB Bandwidth
21 Nov 2011 18:46:07
1: 0. 0000 dB
0. 000 000 MHz
3: . 09610 dB
10. 000 000 MHz
REF -22.17 dB
REF -22.79 dB
CH1 Markers
REF=1
BW: 10. 566045 MHz
cent : 782. 170566 MHz
Cor
CH1 S21
LOG
10 dB/
*
CH1 Markers
REF=1
BW: 13. 366229 MHz
1
Cor
cent : 782. 292224 MHz
Q: 74. 027
1
22 Nov 2011 09:49:47
1: 0. 0000 dB
0. 000 000 MHz
REF -21.41 dB
2
Q: 58. 528
1_loss : -22 . 066 dB
1_loss : -21 . 414 dB
2
3
4
3
3
4
CH2 Markers
REF=2
mean: -22 . 428 dB
2
Cor
s. dev : . 19660 dB
p-p : . 79940 dB
CENTER 782. 000 000 MHz
SPAN 13. 000 000 MHz
CENTER 782. 000 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
1 dB/
200 ns/
Out of Band Gain
21 Nov 2011 18:46:19
1: 0. 0000 dB
0. 000 000 MHz
3: 27. 484 ns
10. 000 000 MHz
REF -22.17 dB
REF 1.218 us
CH1 Markers
REF=1
BW: 11. 157173 MHz
cent : 782. 210883 MHz
Cor
SPAN 45. 000 000 MHz
CH1 S21
CH3 S12
LOG
LOG
10 dB/
10 dB/
21 Nov 2011 18:44:58
2: 0. 0000 dB
0. 000 000 MHz
2: 0. 0000 dB
0. 000 000 MHz
REF -22.29 dB
REF -22.3 dB
*
CH1 Markers
REF=2
3:-59 . 683 dB
-2 . 00000 MHz
Cor
2
2
Q: 70. 108
1
1_loss : -22 . 066 dB
C2
2
3
Smo
2
3
CH2 Markers
4
REF=2
mean: 1. 2919 us
3
Cor
CH3 Markers
REF=2
3:-36 . 712 dB
2. 00000 MHz
s. dev : 17. 171 ns
p-p : 71. 364 ns
3
CENTER 782. 000 000 MHz
SPAN 13. 000 000 MHz
CENTER 782. 000 000 MHz
Smith Chart (S11 & S22)
CH1 S11
CH2 S22
1 U FS
1 U FS
1: 27. 209
2: 59. 320
SWR (S11 & S22)
21 Nov 2011 18:46:58
10. 097 nH
783. 000 000 MHz
11. 077 nH
782. 000 000 MHz
49. 676
54. 426
SPAN 45. 000 000 MHz
*
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
21 Nov 2011 18:46:51
1: 3. 9424
783. 000 000 MHz
2: 2. 6506
782. 000 000 MHz
REF 3.942
REF 2.651
*
1
Cor
Cor
REFERENCE LINE POSITION
3 Div
2
1
Cor
Cor
CENTER 782. 000 000 MHz
SPAN 45. 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
2
CENTER 782. 000 000 MHz
http://www.itf.co.kr
SPAN 45. 000 000 MHz
[email protected]
2013. 03. 29
Rev 1.0