LTE Datasheet, PDF (1/1 Pages) EUROQUARTZ limited – CERAMIC FILTER

EURO QUARTZ
•High selectivity type ceramic filters
•Pass bandwidths from 30kHz to 4MHz
•Easily mounted to PCB
•Miniature size
SPECIFICATION
3.0±1
7.5±2
0.3±0.1
0.6±0.1
9.0±2
5.0±2
LTE CERAMIC FILTER
TV SIF Stage
LTE 4.5MB Frequency v. Attenuation Characteristics
0
10
Attenuation
(dB) ₂₀
Connections
1 Input
2 Ground
3 Output
2.5±0.2
2.5±0.2
32 1
Outline and Dimensions
30
4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9
Frequency (MHz)
ELECTRICAL CHARACTERISTICS
Part
Number
3dB Bandwidth 20dB Bandwidth Insertion Loss
(kHz) min.
(kHz) max.
(dB) max.
Spurious Response
(dB) min.
Input/Output
Impedance
(W)
LTE 4.5 MB
LTE 5.5 MB
LTE 6.0 MB
LTE 6.5 MB
+60(±105)
+75(±120)
+80(±130)
+80(±130)
530(420)
550(470)
600(500)
630(530)
( ) = typical values
TEST CIRCUIT
Input 1
Output 3
LT E
R1
2
RG
Ground
R2
C
RF
V .M.
SSG
RG+R1=R2=Input/Output Impedance
C=10pF (Including stray capacitance
and input capacitance of RF Voltmeter)
6(4)
6(3)
6(2.5)
6(2.5)
20(4.5+0.8, 1.0MHz)
25(5.5±1.0MHz)
25(6.0±1.0MHz)
25(6.5±1.0MHz)
1000
600
470
470
LTE 4.5MB Spurious characteristics (0 to 10MHz)
0
10
20
Attenuation ³⁰
(dB) ₄₀
50
60
70
0 1 2 3 4 5 6 7 8 9 10
Frequency (MHz)
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: [phone] Fax: [phone] Email: [e-mail] www.euroquartz.co.uk