250810B

157.6 MHz SAW Filter
Part Number 250810B
1. Features

Typical 1dB bandwidth of 8.27 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
157.5
157.6
157.7
dB
-
26.5
28.0
1dB Bandwidth
MHz
-
8.27
-
3dB Bandwidth
MHz
8.4
8.46
8.55
40dB Bandwidth
MHz
-
9.3
9.4
dB
-
0.6
1.0
Group Delay Variation (fo ± 3.7 MHz)
nsec
-
75
150
Absolute Delay
usec
-
3.88
4.0
dB
50
55
-
ppm/℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 3.7 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
* Input POWER : +10dBm
5.5max 6.0max
7.6±0.2
L1
I nput
50Ω
1
5
C2
Output
50Ω
L2
17.7±0.2
2.5±0.2
C1
0.45±0.05
ITF 16A001
250810B
157.6-8.2M
27.3±0.5
12.7±0.5
Matching Schematic
2.5±0.2
D2712 Package Dimension
C1 = 43pF, L1 = 27nH, C2 = 120pF, L2 = 18nH
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]
2016. 04. 11
Rev 1.0
157.6 MHz SAW Filter
Part Number 250810B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
40dB Bandwidth
5 Apr 2016 11:07:09
1: 0. 0000 dB
0. 000 000 MHz
3: . 11730 dB
7. 400 000 MHz
REF -25.7 dB
REF -25.7 dB
CH1
CH2 Markers
REF=1MHz
8. 274668
BW:
cent : 157 . 579401
S21
LOG
10 dB/
5 Apr 2016 11:05:48
1: 0. 0000 dB
0. 000 000 MHz
REF -25.7 dB
PRm
BW:
1
MHz
Q: 19 . 044
MHz
Q: 16 . 931
2
1_loss : -26 . 413 dB
CH1 Markers
REF=1MHz
9. 306220
cent : 157 . 561377
1_loss : -26 . 450 dB
C
1
2
3
PRm
3
2
4
CH4 Markers
mean : -26 REF=2
. 292 dB
s. dev : . 10580
dB
p-p : . 57510
dB
3
4
Cor
CENTER 157 . 600 000 MHz
SPAN
10 . 000 000 MHz
2
4
START 142 . 600 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
S21
S21
LOG
DEL
1 dB/
150 ns/
Smith Chart(S11 & S22)
5 Apr 2016 11:06:58
1: 0. 0000 dB
0. 000 000 MHz
3: -4 . 7303 ns
7. 400 000 MHz
REF -25.7 dB
REF 3.8 us
STOP 172 . 600 000 MHz
CH1 S11
CH3 S22
CH2 Markers
REF=1MHz
8. 461497
BW:
cent : 157 . 575798
1 U FS
1 U FS
1: 56. 162
2: 38. 990
1. 5840
18. 668
5 Apr 2016 11:07:44
1. 5996 nH
157. 600 000 MHz
18. 852 nH
157. 600 000 MHz
PRm
MHz
Q: 18 . 623
1_loss : -26 . 400 dB
C
1
2
2
3
1
2
PRm
CH4 Markers
mean : 3. REF=2
8816 us
Smo
s. dev : 415 . 250 ns
3
p-p : 75 . 531 ns
Cor
CENTER 157 . 600 000 MHz
SPAN
10 . 000 000 MHz
4
2
CENTER 157. 600 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
REF -25.7 dB
SWR(S11 & S22)
5 Apr 2016 11:10:16
1: 0. 0000 dB
0. 000 000 MHz
CH1 Markers
REF=1
2: -64 . 937 dB
157 . 600 MHz
PRm
1
SPAN 30. 000 000 MHz
CH1
CH3
S11
S22
SWR
SWR
5 /
5 /
5 Apr 2016 11:08:39
1: 1. 1273
157 . 600 000 MHz
2: 1. 6256
157 . 600 000 MHz
REF 0
REF 0
PRm
3: -63 . 772 dB
315 . 200 MHz
C
1
2
3
2
START
. 010 000 MHz
STOP 500 . 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 157 . 600 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
30 . 000 000 MHz
2016. 04. 11
Rev 1.0
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