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Ceramic Filters for Communication - LT 455/450 U/W Series

Ceramic Filters for Communication LT 455/450 U/W Series

LT 455/450 U/W are 4-element and 6-element devices connected in ladder form. Ceramic Filters for Communication - LT455BW These highly selective filters are designed to address the G.D.T. characteristics required in digital communications. The excellent G.D.T. characteristics allow these filters to be utilized in areas such as the mobile cellular markets as well as a variety of stereo applications. (Also available in 450kHz version.)

Features

  • Frequency range: 455 kHz / 450 kHz.
  • Murata CF, SF series Compatible.
LT 455/450 U/W Series Technical Characteristics
Part
Number		 Center
Frequency
(kHz)		 Insertion
Loss
(dB)
max		 Pass
Band
Ripple
(dB)
max		 6dB
Band
Width
(kHz)
min		 40dB
Band
Width
(kHz)
max
(LT455 U)		 50dB
Band
Width
(kHz)
max
(LT455 W)		 Spurious Attenuation
fo±100kHz
(dB) min		 Input
/
Output
Impedance
(Ω)
(LT455 U) (LT455 W)
LT455AU LT455AW 455±2.0 4 2 ±17.5 ±40 ±35 28 40 1000
LT455BU LT455BW 455±2.0 4 2 ±15 ±30 ±30 28 40 1500
LT455CU LT455CW 455±2.0 4 2 ±12.5 ±24 ±24 28 40 1500
LT455DU LT455DW 455±1.5 4 2 ±10 ±20 ±20 28 40 1500
LT455EU LT455EW 455±1.5 6 2 ±7.5 ±15 ±15 28 40 1500
LT455FU LT455FW 455±1.5 6 2 ±6 ±12.5 ±12.5 28 40 2000
LT455GU LT455GW 455±1.5 6 2 ±4.5 ±10 ±10 28 40 2000
LT455HU LT455HW 455±1.0 6 2 ±3 ±9 ±9 28 40 2000
LT455IU LT455IW 455±1.0 6 2 ±2 ±7.5 ±7.5 28 40 2000
LT455HTU LT455HTW 455±1.0 6 2 ±3 ±9 ±9 35 60 2000
  • Center frequency 450kHz is also available.
LT 455/450 U/W Series Dimensions
ceramic filters,murata,cf,sf ceramic filters,murata,cf,sf

LT 455/450 U/W Series Test Circuit

LT 455/450 U/W Series Characteristics

How to Order
LT455BUP
12
1 Part Number
2 Package : P (Bulk)

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