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