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LJ-SERIES Datasheet, PDF (1/1 Pages) Vanlong Technology Co., Ltd. – Excellent mechanical structure
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
Center Freq.
fO (MHz)
-1dB
Bandwidth
(MHz)
Insertion
Loss
(dB max)
Ripple in
Pass Band
(dB max)
LJ E30B-A
800 ~ 1000
fO ± 15
1.8
0.5
LJ E40B-A
1000 ~ 1200
fO ± 20
1.8
0.5
LJ E50B-A
1200 ~ 1500
fO ± 25
1.8
0.5
LJ E60B-A
1500 ~ 1800
fO ± 30
1.8
0.5
LJ E24B-B
800 ~ 1000
fO ± 12
2.0
0.5
LJ E30B-B
1000 ~ 1200
fO ± 15
2.0
0.5
LJ E35B-B
1200 ~ 1500
fO ± 17.5
2.0
0.5
LJ E40B-B
1500 ~ 1800
fO ± 20
2.0
0.5
LJ E15B-C
800 ~ 1000
fO ± 7.5
2.4
0.5
LJ E20B-C
1000 ~ 1200
fO ± 10
2.4
0.5
LJ E25B-C
1200 ~ 1500
fO ± 12.5
2.4
0.5
LJ E30B-C
1500 ~ 1800
fO ± 15
2.4
0.5
LJ E15B-D
800 ~ 1000
fO ± 7.5
3.0
0.5
LJ E20B-D
1000 ~ 1200
fO ± 10
3.0
0.5
LJ E25B-D
1200 ~ 1500
fO ± 12.5
3.0
0.5
LJ E30B-D
1500 ~ 1800
fO ± 15
3.0
0.5
Note: Please consult VTC support for other frequencies and specifications that are not listed above.
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 (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)
Method of Definition
Outline Drawing
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
L J 1800 E 60 B - A
L : Dielectric Filter
J : Dielectric material
C : SMD type
1800 : Center frequency in MHz
E : Dimensions
30 : Bandwidth in MHz
B : Max. operating temperature
A : Product series
LJ1800E60B
A01
Phone: +86 10 6301 4184
Fax: +86 10 6301 9167
© April 2004 by Vanlong Technology Co., Ltd.
Email: sales@vanlong.com
Web: http://www.vanlong.com
LJ Series