EURO
QUARTZ
LPP450, LPP459 CERAMIC FILTERS
AM use - 4 Element
SPECIFICATION
7.0
2 1
3
0.8
4.3
8.2
2.7
4.0
Actual size
(outline top view)
Connections
1
Input
2
Ground
3
Output
8.0
TEST CIRCUIT
1
R1
RG
2
R2
3
C
RF
SSG
RG+R1=R2, C <50pF
LPP450H (IFT Data)
3
2
1
Qu
CT
4
5
1 2
2 3
4 6
60T 125T
40
180pF
28T
Outline and Dimensions
ELECTRICAL CHARACTERISTICS
Part
Number
Bandwidth
6dB
(kHz) min.
±10
±6.0
±4.5
±3.0
Selectivity
(dB) min.
±20kHz
off 40 (50)
±12.5kHz
off 40 (50)
±9kHz
off 30 (40)
±9kHz
off 40 (50)
Insertion Loss
(dB) max.
4.0
6.0
6.0
6.0
Input/Output
Impedance
(
W
)
1500
1500
2000
2000
Centre
Frequency
(kHz)
450±1
459±1
450±1
459±1
450±1
459±1
450±1
459±1
LPP450D
LPP459D
LPP450F
LPP459F
LPP450G
LPP459G
LPP450H
LPP459H
Characteristics
430kHz to 480kHz
CH1 A/R logMAG 10dB/REF -50dB
CH2 A/R logMAG 1dB/REF -5dB
( ) = typical values
355kHz to 555kHz
CH1 A/R logMAG 10dB/REF -50dB
10kHz to 10000kHz
CH1 A/R logMAG 10dB/REF -50dB
Start 430kHz
Stop 480kHz
Start 355kHz
Stop 555kHz
Start 10kHz
Stop 1MHz
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
EUROQUARTZ [ EUROQUARTZ LIMITED ]
