代理系列
Agent for
 

Uniden
microcrystal
石英晶体系列
Crystal Series
  石英晶体谐振器
Crystal Resonance
  音叉型晶体
Tuning Fork Crystal Unit
  石英晶体振荡器
Crystal Oscillator
  石英晶体滤波器
Crystal Fliter
  声表面波谐振器&滤波器
SAW RESONATORS & FILTERS
陶瓷系列
Ceramic Series
  陶瓷谐振器
Ceramic Resonator
  陶瓷滤波器
Ceramic Fliter
陶瓷滤波器 Ceramic Filter

CERAMIC FILTERS

CERAMIC FILTER FOR COMMUNICATION


Technical Characteristics

Part Number

Center Frequency
(KHz)

Insertion Loss
(dB) max

Pass Band Ripple
(dB) max

 50dB Band Width
(KHz) max(LT445□W)

Stop Band Attenuation
fo± 100KHz(dB)min

Input/Output Impedance(Ω)
LT445ðU LT445ðW
LT(M)455BU LT(M)455BW 455± 2.0 4 2 ± 30 30 40 1500
LT(M)455CU LT(M)455CW 455± 2.0 4 2 ± 24 30 40 1500
LT(M)455DU LT(M)455DW 455± 1.5 4 2 ± 20 30 40 1500
LT(M)455EU LT(M)455EW 455± 1.5 6 2 ± 15 30 40 1500
LT(M)455FU LT(M)455FW 455± 1.5 6 2 ± 12.5 30 40 2000
LT(M)455GU LT(M)455GW 455± 1.5 6 2 ± 10 30 40 2000
LT(M)455HU LT(M)455HW 455± 1.0 6 2 ± 9 30 40 2000
LT(M)455IU LT(M)455IW 455± 1.0 6 2 ± 7.5 30 40 2000
LT(M)455HTU LT(M)455HTW 455± 1.0 6 2 ± 9 35 60 　

(Center Frequency 450KHz is also available)

　

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LT Series of Ceramic Filter for TV/VCR Stage
Technical Characteristics
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Part Number

3dB Band Width (KHz)

20dB Band Width (KHz)

Insertion Loss

Spurious Response

Input-Output Impedance
( Ω)
LT4.5MB

≥± 60(± 105)

≤ 530(420)

≤ 6(4)

 ≥ 20(4.5MHz) 1000
LT5.5MB

≥± 75(± 120)

≤ 550(470)

≤ 6(3)

 ≥ 25(5.5±1.0MHz) 600
LT6.0MB

≥ ± 80(± 130)

≤ 600(500)

≤6(2.5)

 ≥25(6.0± 1.0MHz) 470
LT6.5MB

≥ ± 90(± 130)

≤ 630(530)

≤6(2.5)

 ≥ 25(6.5±1.0MHz) 470
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