TYPE
Dielectric Filters for Surface Mounting
#4DFA
づ
実装
面
け 用 小型誘電体フィルタ
#4DFB
TYPE #4DFB: SMD 3 Pole Designs
東光品番
中心周波数
帯域幅
挿入損失
帯域内リップル
V.S.W.R.
選択度
応用例
TOKO
Part
Number
Center
Frequency
(MHz)
Insertion
Loss
(dB) Max.
Ripple
in BW
(dB) Max.
V.S.W.R.
in BW
Max.
Bandwidth
Selectivity
Application
(fo ± MHz)
(dB) Min. (MHz)
#4DFB-704E-10
#4DFB-790H-10
#4DFB-796E-10
#4DFB-836E-10
#4DFB-881E-10
704.0
790.0
796.0
836.5
881.5
± 12.0
± 20.0
± 14.0
± 12.5
± 12.5
3.0
2.7
3.0
2.5
2.5
1.0
1.1
1.0
1.0
1.0
2.0
2.5
2.0
2.0
2.0
40,43 (fo − 100, + 100) Wireless Microphon
35 (fo ± 100) Wireless Microphon
40,43 (fo − 100, + 100) Wireless Microphon
12 (fo ± 32.5)
12 (fo ± 32.5)
AMPS
AMPS
#4DFB-886A-10
#4DFB-953A-10
#4DFB-915E-10
#4DFB-1030C-10 1030.0
#4DFB-1227D-10 1227.0
886.0
953.5
915.0
± 1.0
± 1.5
± 13.0
± 7.5
± 10.0
4.5
6.0
2.7
3.2
3.2
1.0
1.5
1.0
1.0
1.0
2.0
2.0
2.0
1.6
2.0
41 (fo ± 45)
30 (fo ± 30)
12 (fo ± 32.5)
Cordless Phone
RFID
Spread Spectrum
20, 50 (fo ± 35, ± 140) TCAS
12, 40 (fo ± 35, ± 140) GPS
#4DFB-1575D-10 1575.0
#4DFB-1542G-10 1542.0
#4DFB-1643G-10 1643.5
#4DFB-1747N-10 1747.5
#4DFB-1842N-10 1842.5
± 10.0
± 17.0
± 17.0
± 35.0
± 35.0
3.2
2.0
1.6
2.0
2.0
1.0
1.0
0.5
1.2
1.2
2.0
2.0
1.5
2.0
2.0
12, 40 (fo ± 35, ± 140) GPS
17 (fo ± 84.5)
MCSS/INMARSAT
18, 28 (fo − 67, + 108) MCSS/INMARSAT
12, 38 (fo ± 100, ± 350) PCN
24, 38 (fo ± 157, ± 350) PCN
#4DFB-1950L-10 1950.0
#4DFB-2140L-10 2140.0
#4DFB-2442P-10 2442.0
± 30.0
± 30.0
± 40.0
± 2.5
± 10.0
3.0
3.0
2.5
5.0
2.5
1.0
1.0
1.2
1.0
0.8
1.0
2.0
2.0
2.0
2.0
25, 25 (fo − 230, + 160) W-CDMA
30, 22 (fo − 340, − 160) W-CDMA
5, 32 (fo ± 80, ± 250) Spread Spectrum
#4DFB-920A-11
#4DFB-860D-10
920.0
860.0
50, 18 (fo − 88, ± 20)
15, 35 (fo ± 35, ± 80)
Digital TV
LMR
#4DFB-938A-13
938.0
± 3.0
2.0
1.0
2.0
18, 13 (fo − 36, + 36)
LMR
入出力インピーダンス/Input Output impedance : 50Ω