Dielectric Filter (PF Type)
Features
•
•
•
•
•
•
Small and light size
Low insertion loss for using high Q-value resonators
Excellent temperature stability
Excellent mechanical structure
Good selectivity
Suitable for reflow soldering
LJ Series
Electronic Characteristics
Part Number
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
LJ
E30B-A
E40B-A
E50B-A
E60B-A
E24B-B
E30B-B
E35B-B
E40B-B
E15B-C
E20B-C
E25B-C
E30B-C
E15B-D
E20B-D
E25B-D
E30B-D
Center Freq.
f
O
(MHz)
800 ~ 1000
1000 ~ 1200
1200 ~ 1500
1500 ~ 1800
800 ~ 1000
1000 ~ 1200
1200 ~ 1500
1500 ~ 1800
800 ~ 1000
1000 ~ 1200
1200 ~ 1500
1500 ~ 1800
800 ~ 1000
1000 ~ 1200
1200 ~ 1500
1500 ~ 1800
-1dB
Bandwidth
(MHz)
f
O
± 15
f
O
± 20
f
O
± 25
f
O
± 30
f
O
± 12
f
O
± 15
f
O
± 17.5
f
O
± 20
f
O
± 7.5
f
O
± 10
f
O
± 12.5
f
O
± 15
f
O
± 7.5
f
O
± 10
f
O
± 12.5
f
O
± 15
Insertion
Loss
(dB max)
1.8
1.8
1.8
1.8
2.0
2.0
2.0
2.0
2.4
2.4
2.4
2.4
3.0
3.0
3.0
3.0
Ripple in
Pass Band
(dB max)
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
VSWR
max
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
Stop Band
Attenuation
(dB
min)
60 (f
O
± 160)
60 (f
O
± 160)
50 (f
O
± 160)
50 (f
O
± 160)
60 (f
O
± 120)
60 (f
O
± 120)
50 (f
O
± 120)
50 (f
O
± 120)
60 (f
O
± 100)
60 (f
O
± 100)
50 (f
O
± 100)
50 (f
O
± 100)
70 (f
O
± 100)
70 (f
O
± 100)
60 (f
O
± 100)
60 (f
O
± 100)
Operation
Temperature
Range (°C)
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
-55 ~ +85
Note: Please consult VTC support for other frequencies and specifications that are not listed above.
Method of Definition
Outline Drawing
L
L
J
C
J
1800
E
60
B
-
A
LJ1800E60B
A01
: Dielectric Filter
: Dielectric material
: SMD type
1800 : Center frequency in MHz
E
30
B
A
: Dimensions
: Bandwidth in MHz
: Max. operating temperature
: Product series
Phone: +86 10 6301 4184
Fax: +86 10 6301 9167
Email: sales@vanlong.com
Web: http://www.vanlong.com
LJ Series
©
April 2004 by Vanlong Technology Co., Ltd.
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