ETC LTM450IW 6 element ceramic filter Datasheet

LTM450W SERIES
FEATURES
6 ELEMENT CERAMIC FILTER
• Ultra small size
• 6.3 mm profile
• Broad bandwidth
• High selectivity
• 6 elements
Ultra small size high selectivity type ceramic filter for
communication use.
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
CENTER
FREQUENCY
(KHz)
PART NUMBER
LTM450BW
LTM450CW
LTM450DW
LTM450EW
LTM450FW
LTM450GW
LTM450HW
LTM450IW
LTM450HTW
LTM450ITW
450
450
450
450
450
450
450
450
450
450
INSERTION
LOSS
(dB) MAX.
PASS BAND
RIPPLE
(dB) MAX.
6 dB
BANDWIDTH
(KHz) MIN.
50 dB
BANDWIDTH
(dB) MAX.
STOP BAND ATT.
±100KHZ
(dB) MIN.
INPUT / OUTPUT
IMPEDANCE
(Ω)
4
4
4
6
6
6
6
6
6
6
2
2
2
2
2
2
2
2
2
2
±15
±12.5
±10
±7.5
±6
±4.5
±3
±2
±3
±2
±30
±24
±20
±15
±12.5
±10
±9
±7.5
±9
±7.5
45
45
45
45
45
45
55
55
60
60
1500
1500
1500
1500
2000
2000
2000
2000
2000
2000
±2.0
±2.0
±1.5
±1.5
±1.5
±1.5
±1.0
±1.0
±1.0
±1.0
PACKAGE DIMENSIONS (mm)
6.4
9.5
2
6.3
1
LTM
3
4
RF
V.M.
5
Rg
2.2
S.S.G.
R2
Rg+R1=R2=input/output impedance
7.1
Connection
3
4
5
1 Input
4.3
2 Output
2
1
Figure 2) LTM450W – Measuring Circuit
3 Ground
4 Ground
5 Ground
0
LTM450BW
10
2.6
Attenuation (dB)
7.1
2.9
LTM450EW
20
LTM450HW
30
40
50
Figure 1) LTM450W – Front, Side and Bottom views
60
Note: To avoid potential problems, connect the output to an IF amplifier
through a DC cut capacitor.
Avoid applying a direct current to output end of the ceramic filters (between ∞ and ≠¬Ø).
410 420 430 440 450 460 470 480 490 500
Frequency (KHz)
Figure 3) LTM450W – Characteristics
RXD TECHNOLOGIES, LLC., 15004 W. 106TH, Lenexa, KS 66215
Visit us online at www.rxdtech.com
913-307-0188 FAX 913-307-0504
53
800-228-8108
Similar pages