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Ceramic Filter for Communication(SMD)通讯机用陶瓷滤波器(贴片型)
特点(Features)
-Easily mountable by automat IC placers. -可自动放置于线路板
-Enabling flexible design because of their miniaturized size. -小尺寸,更利于PCB板设计
-The bandwidth ranges from D to H . . -频宽从D到H
外观(Configuration)
尺寸(Dimension)
LTC□W Series(LTC□W系列)
LTC□U Series(LTC□U系列)
主要参数(Principal Parameters)
Part No.
型号
Center Frequency
中心频率
Insertion Loss
(dB)max
插入损耗
6dB
Bandwidth
(KHz)min
6分贝带宽
40dB
Band width
(KHz) max.
40分贝带宽
Ripple
(dB)max
波 动
Stop Band
Att.±100KHz
(dB)min.
阻带衰减
Input/Output
Impedance(kΩ)
输入/输出阻抗
LTC455DU
455±1.5
6.0
±10.0
±20.0
2.0
27
1.5
LTC455EU
455±1.5
6.0
±7.5
±15.0
2.0
27
1.5
LTC455FU
455±1.5
6.0
±6.0
±12.5
2.0
27
1.5
LTC455GU
455±1.5
6.0
±4.5
±10.0
2.0
27
1.5
LTC455HU
455±1.5
6.0
±3.0
±9.0
2.0
27
2.0
Part No.
型号
Center Frequency
中心频率
Insertion Loss
(dB)max
插入损耗
6dB
Bandwidth
(KHz)min
6分贝带宽
50dB
Band width
(KHz) max.
50分贝带宽
Ripple
(dB)max
波 动
Stop Band
Att.±100KHz
(dB)min.
阻带衰减
Input/Output
Impedance(kΩ)
输入/输出阻抗
LTC455EW
455±1.5
4
±7.5
±15.0
2.0
45
1.5
LTC455FW
455±1.5
6
±6.0
±12.5
2.0
45
1.5
LTC455GW
455±1.5
6
±4.5
±10.0
2.0
45
1.5
LTC455HW
455±1.5
6
±3.0
±9.0
2.0
45
2.0
Note: Also available with center frequency (fo) of 450KHz。? 注:中心频率(fo)450KHz同样适用