Document
www.DataSheet4U.com
Dielectric Filters
TYPE
#6DFSD
TYPE #6DFSD (5 Pole Type)
Frequency Range: 700~1900MHz Temperature Range: − 40°C~+ 85°C
Typical Characteristics
*12 Max.
#6DFSD-947E-10T
0 0 5 10 15 20 25
(Unit: mm)
3.0 Attenuation (dB) 6.5 0.7
10 20 30 40 50 60 70 80 90 100
1.5 24 Max. 17.5
2.5
20
Attenuation
30
Return loss
35 40 45 50
* :: Depends on Center Frequency. *
Center Frequency: 947.5MHz
Span: 200MHz
SELECTION GUIDE FOR STANDARD DEVICES
• The Part Number shown in the table below are standard devices, which are readily available. TOKO will design and manufacture modified and custom devices with specific characteristics to meet your requiements. If you do not find the devices for your application in this catalog, please contact our sales or representative office. • RoHS compliant
•
•
TYPE #6DFSD: 5 Pole Designs
TOKO Part Number
#6DFSD-881E-10 #6DFSD-881E-12T #6DFSD-902E-10 #6DFSD-947E-11 #6DFSD-947E-10T #6DFSD-1030C-10 #6DFSD-1090C-10
Center Frequency (MHz)
881.5 881.5 902.0 947.5 947.5 1030.0 1090.0
Bandwidth (fo ± MHz)
± ± ± ± ± 12.5 12.5 12.5 12.5 12.5
Insertion Loss (dB) Max.
3.5 3.5 3.5 3.5 3.5 3.0 3.5
Ripple in BW (dB) Max.
1.2 1.2 1.2 1.2 1.2 0.7 1.0
V.S.W.R. in BW Max.
2.0 1.7 1.7 1.7 1.9 2.0 2.0
Selectivity (dB) Min. (MHz)
24 52 25 25 53 (fo ± 32.5) (824~849) (fo ± 32.5) (fo ± 32.5) (890~915)
Application
Cellular-EAMPS Cellular-EAMPS Cellular-NMT/GSM Cellular-NMT/GSM Cellular-NMT/GSM TACS TACS
± 7.5 ± 7.5
60 (fo + 60) 60 (fo − 60)
Return Loss (dB)
GND 6
IN
OUT
.