4DFA-1575B-12 データシートの表示（PDF） - Toko America Inc
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4DFA-1575B-12 Datasheet PDF : 3 Pages
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Dielectric Filters for Surface Mounting
面実づ 装け 用 小型誘電体フィルタ
TYPE
#4DFA
#4DFB
TYPE #4DFA (2 Pole SMD Type) / #4DFB (3 Pole Type)
Frequency Range: 700~2500MHz
Temperature Range: − 40°C~+ 85°C
#4DFA
#4DFB
12.5
9.6
GND
GND
OUT
1 GND IN
7
5
(Unit: mm)
* : Depends on Center Frequency.
* : 長さは周波数に依存します。
Typical Characteristics 代表特性例
#4DFA-1575B-10
0
5
10
15
20
25
Attenuation
30
Return loss
35
40
45
50
Center Frequency: 1,575.4MHz
0
5
10
15
20
25
30
35
40
45
50
Span: 300MHz
17.5
14.5
GND
OUT
1
GND
11.5
IN
5
(Unit: mm)
* : Depends on Center Frequency.
* : 長さは周波数に依存します。
#4DFB-915E-10
0
0
5
5
10
10
15
15
20
20
25
25
Attenuation
30
30
35
35
40
Return loss
40
45
45
50
Center Frequency: 915MHz
50
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
• 下記の表に示す製品番号は標準品です｡TOKOは､お客様のご要望に合わせ設計､製作
致しますので､お客様の用途に適合する仕様が見当たらない場合は､当社営業所または
代理店にご連絡下さい。
• RoHS指令対応
TYPE #4DFA: SMD 2 Pole Designs
東光品番
TOKO
Part
Number
中心周波数
帯域幅
Center
Frequency
Bandwidth
(MHz) (fo ± MHz)
挿入損失
Insertion
Loss
(dB) Max.
帯域内リップル
Ripple
in BW
(dB) Max.
V.S.W.R.
V.S.W.R.
in BW
Max.
選択度
Selectivity
(dB) Min. (MHz)
応用例
Application
#4DFA-836E-10 836.5
± 12.5
2.0
1.0
#4DFA-881E-10 881.5
± 12.5
2.0
1.0
#4DFA-902E-10 902.5
± 12.5
2.0
1.0
#4DFA-947E-10 947.5
± 12.5
2.0
1.0
#4DFA-866A-10 866.0
± 2.0
3.0
1.0
#4DFA-886A-10 886.0
± 1.0
3.0
1.0
#4DFA-808C-11 808.0
± 8.0
2.0
1.0
#4DFA-849C-10 849.0
± 8.0
2.0
1.0
#4DFA-915E-10 915.0
± 13.0
2.2
1.0
#4DFA-1227B-10 1227.0
± 5.0
2.0
0.8
#4DFA-1227B-11 1227.0
± 5.0 1.2: 0.7 Typ.
0.5
#4DFA-1227D-12 1227.0
± 10.0 1.2: 0.7 Typ.
0.7
#4DFA-1248B-10 1248.0
± 5.0 2.0: 1.4 Typ.
0.8
#4DFA-1575B-10 1575.4
± 5.0 2.0: 1.4 Typ.
0.8
#4DFA-1575B-12 1575.4
± 5.0 1.2: 0.7 Typ.
0.5
#4DFA-1575B-14 1575.4
± 5.0 2.5: 1.8 Typ.
0.8
#4DFA-1550L-10 1550.0
± 30.0 1.2: 0.7 Typ.
0.7
#4DFA-2442P-10 2442.0
± 40.0
2.5
1.0
#4DFA-2642E-11 2642.5
± 12.5 2.0: 1.4 Typ.
0.8
入出力インピーダンス／Input Output impedance : 50Ω
2.0
18 (fo ± 77.5)
AMPS
2.0
18 (fo ± 77.5)
AMPS
2.0
18 (fo ± 77.5)
NMT/GSM
2.0
18 (fo ± 77.5)
NMT/GSM
1.43
30 (fo − 105)
CT2
2.0
22 (fo ± 45)
Cordless Phone
2.0
22 (fo ± 64)
Wireless Microphon
2.0
22 (fo ± 64)
Wireless Microphon
2.0
18 (fo ± 77.5)
Spread Spectrum
2.0
7, 30 (fo ± 35, ± 140) GPS
2.0 15, 20 (fo + 140, − 140) GPS
2.0 16, 20 (fo + 140, − 140) GPS
2.0
7, 30 (fo ± 35, ± 140) GPS
2.0
7, 30 (fo ± 35, ± 140) GPS
2.0 17, 20 (fo + 140, − 140) GPS
2.0
17 (fo ± 50)
GPS
2.0
12,16 (fo + 150, − 150) MCSS
2.0
15 (fo ± 250)
Spread Spectrum
2.0
36,38 (fo + 500, − 500) Mobile Broadcast
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