LPP450 Datasheet, PDF (1/1 Pages) EUROQUARTZ limited – CERAMIC FILTERS

EURO QUARTZ
LPP450, LPP459 CERAMIC FILTERS
AM use - 4 Element
SPECIFICATION
21
7.0 8.0
3
4.3
0.8
2.7
Actual size
(outline top view)
Outline and Dimensions
8.2
4.0
Connections
1 Input
2 Ground
3 Output
TEST CIRCUIT
13
R1
RG
2
R2
SSG
C
RF
RG+R1=R2, C <50pF
LPP450H (IFT Data)
3
4 12 23 46
2
1
5
60T 125T 28T
Qu
40
CT
180pF
ELECTRICAL CHARACTERISTICS
Part
Number
Bandwidth
6dB
(kHz) min.
Selectivity
(dB) min.
Insertion Loss
(dB) max.
Input/Output Centre
Impedance Frequency
(W)
(kHz)
LPP450D
LPP459D
LPP450F
LPP459F
LPP450G
LPP459G
LPP450H
LPP459H
±10
±6.0
±4.5
±3.0
Characteristics
430kHz to 480kHz
CH1 A/R logMAG 10dB/REF -50dB
CH2 A/R logMAG 1dB/REF -5dB
±20kHz
4.0
off 40 (50)
±12.5kHz
6.0
off 40 (50)
±9kHz
6.0
off 30 (40)
±9kHz
6.0
off 40 (50)
1500
1500
2000
2000
450±1
459±1
450±1
459±1
450±1
459±1
450±1
459±1
355kHz to 555kHz
( ) = typical values
10kHz to 10000kHz
CH1 A/R logMAG 10dB/REF -50dB
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: [phone] Fax: [phone] Email: [e-mail] www.euroquartz.co.uk