ITF 260504B

270.5 MHz SAW Filter
Part Number260504B
1. Features
Typical 1dB bandwidth of 5.2 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
-
270.5
-
dB
-
23.5
25.0
1dB Bandwidth
3dB Bandwidth
MHz
MHz
5.1
5.21
-
-
5.42
-
20dB Bandwidth
MHz
-
6.04
6.1
40dB Bandwidth
MHz
-
6.32
-
dB
-
0.72
-
Group Delay Variation (fo ± 2.46MHz)
nsec
-
71
150
Absolute Delay
usec
-
2.2
-
40
45
-
-
-0.03
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 2.46 MHz)
Ultimate Rejection
dB
Temperature Coefficient of Frequency
ppm/℃
2
12.7±0.5
4.8max 6.0max
Matching Network Configuration
7.6±0.2
2.5±0.2
D2012 Package Dimension
L1
Input
50 Ω
1
5
L2
12.7±0.2
2.5±0.2
0.45±0.05
ITF 12A001
260504B
270.5-5.2M
20.3±0.5
C1
Output
50 Ω
C2
L1 = 33nH, L2 = 39nH
C1 = C2 = 18pF
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
270.5 MHz SAW Filter
Part Number260504B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
40dB Bandwidth
26 Mar 2012 05:08:31
1: 0. 0000 dB
0. 000 000 MHz
3: . 01680 dB
4. 920 000 MHz
1 dB/ REF -23.32 dB
1 dB/ REF -24.01 dB
PRm
BW:
CH1 Markers
REF=1
5. 217495
MHz
CH1 S21
LOG
26 Mar 2012 05:07:38
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -23.71 dB
PRm
BW:
1
cent : 270. 539602 MHz
Q: 51. 852
Q: 42. 771
2
1_loss : -23 . 483 dB
1
Cor
CH1 Markers
REF=1
6. 325366
MHz
cent : 270. 539997 MHz
1_loss : -23 . 489 dB
Cor
2
3
4
3
PRm
2
CH2 Markers
mean:-23REF=2
. 684 dB
3
4
s. dev : . 16710 dB
p-p : . 72800 dB
Cor
CENTER 270. 500 000 MHz
SPAN 6. 000 000 MHz
CENTER 270. 500 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
26 Mar 2012 05:08:50
1: 0. 0000 dB
0. 000 000 MHz
3:-26 . 830 ns
4. 920 000 MHz
1 dB/ REF -23.32 dB
100 ns/ REF 2.149 us
PRm
BW:
CH1 Markers
REF=1
5. 422456
MHz
SPAN 20. 000 000 MHz
20dB Bandwidth
CH1 S21
LOG
26 Mar 2012 05:07:29
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -23.71 dB
PRm
BW:
1
cent : 270. 540481 MHz
Q: 49. 893
CH1 Markers
REF=1
6. 042287
MHz
cent : 270. 537015 MHz
Q: 44. 774
2
1_loss : -23 . 469 dB
1_loss : -23 . 489 dB
1
Cor
Cor
2
3
4
3
PRm
2
Smo
CH2 Markers
mean: 2.REF=2
2017
us
4
3
s. dev : 16. 086 ns
p-p : 71. 335 ns
Cor
CENTER 270. 500 000 MHz
SPAN 6. 000 000 MHz
CENTER 270. 500 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/ REF -25.89 dB
SPAN 20. 000 000 MHz
SWR(S11 & S22)
26 Mar 2012 05:10:20
1:-25 . 063 dB
270. 500 000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
26 Mar 2012 05:09:40
1: 1. 7786
270. 500 000 MHz
2: 2. 4075
270. 500 000 MHz
REF 1.78
REF 2.41
PRm
PRm
1
Cor
1
PRm
2
Cor
START . 010 000 MHz
STOP1 000. 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
START 260. 500 000 MHz
http://www.itf.co.kr
STOP 280. 500 000 MHz
[email protected]
2013. 03. 29
Rev 1.0