TOKO, INC.
SPECIFICATION OF DIELECTRIC FILTER
TOKO P/No: TDFM3A-1907E-11
1. OUTLINE DIMENSION
2. ELECTRICAL CHARACTERISTICS
SPECIFICATION
Center Frequency(Fo)
:
1907.0MHz
Passband Width
:
Fo
F
12MHz
Input Output Impedance
:
50 ohm
Insertion Loss in Passband
:
1.6dB max.
Ripple in Passband
:
0.5dB max.
V.S.W.R in Passband
:
1.5 max.
Attenuation
:
35dB min.
at 1398
1421MHz
:
40dB min.
at 1645
1670MHz
:
20dB min.
at 2142
2167MHz
:
25dB min.
at 3292
3340MHz
:
25dB min.
at 3790
3836MHz
:
15dB min.
at 4940
5009MHz
15dB min.
at 5685
5754MHz
!LL SPECIFICATIONS ARE AN ABSOLUTE VALUE
TOKO. INC.,
PCB Recommended Pattern For Dielectric Filter
TOKO P/No
:
TDFM3A-1907E-11
SUBSTRATE MATERIAL:
BT Resin CCL-H870 t=0.4mm.
CCl-H870's typical dielectric constant is 3.6 at 1GHz.
CAUTION:
All terminals of this filter are connected to GND.
Therefore, it mast be used without DC voltage.