ltm450iw EUROQUARTZ limited, ltm450iw Datasheet

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ltm450iw

Manufacturer Part Number
ltm450iw
Description
Ceramic Filter
Manufacturer
EUROQUARTZ limited
Datasheet
EURO
High selectivity type ceramic filters
A variety of bandwidths available
Easily mounted to PCB
Miniature size
ELECTRICAL CHARACTERISTICS
SPECIFICATION
TEST CIRCUIT
Tel: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: sales@euroquartz.co.uk www.euroquartz.co.uk
Outline and Dimensions
LTM 450BW
LTM 450CW
LTM 450DW
LTM 450EW
LTM 450FW
LTM 450GW
LTM 450HW
LTM 450IW
LTM 450HTW
LTM 450ITW
Number
2.4 2.6 2.9
0.9
(outline top view)
Part
Actual size
3
1
7.1
4
RG
QUARTZ
RG+R1=R2=Input/Output Impedance
2
5
SSG
R1
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Input
Frequency
4.3
Centre
450±2
450±2
450±1.5
450±1.5
450±1.5
450±1.5
450±1.0
450±1.0
450±1.0
450±1.0
(kHz)
Ground
1
2
LTW
6.4
1
2
3,4,5
Connections
3
(dB max.)
Insertion
Loss
4
Output
4
4
4
6
6
6
6
6
6
6
Output
Ground
Input
R2
9.5
5
Pass Band
V.M.
RF
(dB max.)
2.2
Ripple
6.3
2
2
2
2
2
2
2
2
2
2
Bandwidth
(kHz min.)
Frequency v. Attenuation Characteristics
6dB
±15
±12.5
±10
±7.5
±6
±4.5
±3
±2
±3
±2
Attenuation
(dB)
LTM-450W CERAMIC FILTER
Bandwidth
20
30
40
50
60
70
(kHz min.)
10
0
410 420 430 440 450 460 470 480
50dB
±30
±24
±20
±15
±12.5
±10
±9
±7.5
±9
±7.5
Frequency (kHz)
Att. ±100kHz
Stop Band
(dB min.)
45
45
45
45
45
45
55
55
60
60
LTM-450BW
LTM-450EW
LTM-450HW
Input/Output
6 Element
490
Impedance
500
1500
1500
1500
1500
2000
2000
2000
2000
2000
2000
( )
W

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