參數(shù)資料
型號(hào): LPB450J
廠商: EUROQUARTZ LTD
英文描述: 0.45 MHz, CERAMIC BPF
封裝: CERAMIC PACKAGE-3
文件頁數(shù): 1/1頁
文件大?。?/td> 50K
代理商: LPB450J
Outline and Dimensions
R2
R1
RG
RF
SSG
R1+RG=R2=3.0kOhm
Insertion Loss = 2xlog(E1/2E2)
1
2
3
E2
E1
LPB 450J
450±2.0kHz
5.5±1.5kHz
17dB min.
6dB max.
(23)
(3)
Centre
Frequency
(fo)
Part
Number
3dB
Bandwidth
Selectivity
(±9kHz off)
90
85T
2
3
1
5
4
2
1
3
2
6
4
67T
23T
180pF
Unloaded Qu
Tuning Capacity
2
1
3
2
6
4
33T
98T
84T
65
180pF
Item
7mm x 7mm IFT
5mm x 5mm IFT
Insertion Loss
(dB) max.
Recommended IFT Specifications
9.0
5.0
3.5
2.6
2.5
Connections
1
2
3
Input
Ground
Output
12
3
2.5
( ) = typical values
SPECIFICATION
EUROQUARTZ
LPB-J CERAMIC FILTERS
AM use - 2 Element
TEST CIRCUIT
ELECTRICAL CHARACTERISTICS
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
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