LTE
SERIES
CERAMIC FILTER
The LTE Series ceramic filter is used for TV
4.5 / 5.5 / 6.0 / 6.5 MHz (TV SIF stage use).
FEATURES
• Wide bandwidth
• Low insertion loss
• Excellent spurious suppression characteristics
• TV SIF stage use
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PART NUMBER
LTE4.5MB
LTE5.5MB
LTE6.0MB
LTE6.5MB
( ) = Typical values
3dB
BAND WIDTH
(KHz) MIN.
±60(±105)
±75(±120)
±80(±130)
±80(±130)
20dB
BAND WIDTH
(KHz) MAX.
530(420)
550(470)
600(500)
630(530)
INSERTION
LOSS
(dB) MAX.
6(4)
6(3)
6(2.5)
6(2.5)
SPURIOUS
RESPONSE
(dB) MIN./FREQ.
20(4.5 +0.8 -1.0 MHz)
25(5.5±1.0 MHz)
25(6.0 ±1.0 MHz)
25(6.5 ±1.0 MHz)
INPUT / OUTPUT
IMPEDANCE
(Ω)
1000
600
470
470
PACKAGE DIMENSIONS (mm)
3
±1.0
7.5
±2.0
INPUT
OUTPUT
R1
9
±2.0
1
3
LTE
Connection
1 Input
2 Ground
3 Output
5
±1.0
0.6
±0.1
0.3
±0.1
Rg
GROUND
2
C
R2
S.S.G.
Rg+R1=R2=input/output impedance
C=10pF (Including stray capacitance and
input capacitance of RF voltmeter)
Figure 2) LTE Series – Measuring Circuit
RF
V.M.
3
2.5
±0.2
2
1
Figure 1) LTE Series – Front and Side views
LTE4.5MB FREQUENCY CHART
0
0
10
LTE4.5MB SPURIOUS
CHARACTERISTICS (0~10MHz)
Attenuation (dB)
10
Attenuation (dB)
20
30
40
50
60
70
20
30
4.1 4.2 4.3
4.4
4.5
4.6
4.7
4.8 4.9
0
1
2
3
4
5
6
7
8
9
10
Frequency (MHz)
Frequency (MHz)
Figure 3) LTE Series – Characteristics
ECS, INC. INTERNATIONAL
1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
CERAMIC FILTERS
74
CERAMIC FILTERS
MCU
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