Dielectric Filter (PF Type)
Features
LJ Series
•
•
•
•
•
•
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
Electronic Characteristics
Insertion
Loss
(dB max)
Operation
Temperature
Range (°C)
-1dB
Bandwidth
(MHz)
Ripple in
Pass Band
(dB max)
Stop Band
Attenuation
min)
Center Freq.
fO (MHz)
VSWR
max
Part Number
(dB
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
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
fO ± 15
fO ± 20
fO ± 25
fO ± 30
fO ± 12
fO ± 15
fO ± 17.5
fO ± 20
fO ± 7.5
fO ± 10
fO ± 12.5
fO ± 15
fO ± 7.5
fO ± 10
fO ± 12.5
fO ± 15
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
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
60 (fO ± 160)
60 (fO ± 160)
50 (fO ± 160)
50 (fO ± 160)
60 (fO ± 120)
60 (fO ± 120)
50 (fO ± 120)
50 (fO ± 120)
60 (fO ± 100)
60 (fO ± 100)
50 (fO ± 100)
50 (fO ± 100)
70 (fO ± 100)
70 (fO ± 100)
60 (fO ± 100)
60 (fO ± 100)
-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
LJ E30B-A
LJ E40B-A
LJ E50B-A
LJ E60B-A
LJ E24B-B
LJ E30B-B
LJ E35B-B
LJ E40B-B
LJ E15B-C
LJ E20B-C
LJ E25B-C
LJ E30B-C
LJ E15B-D
LJ E20B-D
LJ E25B-D
LJ E30B-D
Note: Please consult VTC support for other frequencies and specifications that are not listed above.
Method of Definition
Outline Drawing
L J 1800 E 60 B - A
LJ1800E60B
A01
L
J
: Dielectric Filter
: Dielectric material
: SMD type
C
1800 : Center frequency in MHz
E
: Dimensions
30
B
: Bandwidth in MHz
: Max. operating temperature
: Product series
A
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.