參數(shù)資料
型號(hào): TT67218A-915M
廠商: EUROQUARTZ LTD
英文描述: 915 MHz, BAND PASS FILTER
封裝: CASE 7H3, 27 PIN
文件頁(yè)數(shù): 1/1頁(yè)
文件大?。?/td> 138K
代理商: TT67218A-915M
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 1460 230000 Fax: +44 1460 230001 email: info@euroquartz.co.uk web: www.euroquartz.co.uk
HELICAL FILTERS
Specified
Typical
Centre Frequency:
915.0MHz ±0.5%
Insertion Loss:
±4.0dB
±2.6dB
-3dB Bandwidth:
25MHz
27MHz
Sensitivity
Fo -50MHz:
37dBc
40dBc
Fo +50MHz:
27dBc
30dBc
Fo -100MHz:
56dBc
59dBc
Fo +100MHz:
46dBc
49dBc
Return Loss:
-12db
-41.1dB
Ripple:
<1dB
1dB
Group Delay:
ns
Impedance:
In/Out: 50W
Temperature Conditions
Operating:
0° to +60°C
Storage:
-20° to +70°C
Poles:
3
Case Style:
7H3
OUTLINES AND DIMENSIONS
GENERAL SPECIFICATION
DESCRIPTION
Helical filters offer a variety of benefits in comparison with SAW filters
including customer specification of centre frequency and bandwidth, no
initial design charges, lower insertion losses and lower impedance.
In addition, the simpler design of helical filters enables smaller quantities
to be produced economically and with quicker delivery.
PERFORMANCE DATA
Specimen Specification
915MHz HELICAL FILTER
Part: TT67218A-915M
Meas 1: Mkr 1
915.000MHz
-43.925dB
Meas 2: Mkr 2
915.000MHz
-2.602dB
Marker 1
(MHz)
dB
1: 915.0000
-43.925
1: 915.0000
-2.602
2: 901.8000
-7.075
2: 901.8000
-5.744
3: 928.6667
-6.759
3: 928.6667
-5.512
4: 865.0000
-0.003
4: 865.0000
-42.030
5: 965.0000
-0.072
5: 965.0000
-32.567
6: 815.0000
0.115
6: 815.0000
-60.418
7: 1015.000
0.154
7: 1015.000
-51.160
Marker 2
(MHz)
dB
PERFORMANCE DATA
CONNECTION SCHEMATIC
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