Ceramic Filter
Phone: +86 (10) 5820-3910 Fax: +86 (10) 5820-3915 Email: sales@vanlong.com Web: http://www.vanlong.com
January 17, 2001 Vanlong Technology Co. , Ltd.
LT455_U & LT450_U Series Ceramic Filter
LT455_U and LT450_U series ceramic filters are widely used
in telecommunication, cable, radar, TV set, tape recorder,
video camera and other electronic products due to its lower
price and stable performances.
Specifications: LT_U Series
Frequency Range(fc):
LT455_U Series: 455KHz
LT450_U Series: 450KHz
All dimensions are in mm
Operating Temperature: -20°C ~ +80°C Standard
Storage Temperature: -40°C ~ +85°C
6dB Bandwidth and Attenuation Bandwidth:
B: ± 15KHz ± 30KHz
C: ± 12.5KHz ± 24KHz
D: ± 10KHz ± 20KHz
E: ± 7.5KHz ± 15KHz
F: ± 6KHz ± 12.5KHz
G: ± 4.5KHz ± 10 KHz
H: ± 3KHz ± 9KHz
I: ± 2KHz ± 7.5KHz
Attenuation Specified: 40dB min
Stop Band Attenuation: 27dB min (B,C,D,E,F)
at fc ± 100KHz 25dB min (G,H,I)
Insertion Loss: 4.0dB max (B,C,D)
6.0dB max (E,F,G,H,I)
Input/Output Impedance: 1.5KΩ (B,C,D,E)
2.0KΩ (F,G,H,I)
Note:
1. Other frequencies, bandwidth ranges available. Consult VTC Support for
specific requirements.
2.
Not all combinations of the above bandwidth ranges are available. Consult VTC
Support if your requi reme nt is not stand ar d.
3.
All specifications subject to change without notice.
Ordering Information
Product name + Frequency + Bandwidth Code.
i.e. LT455BU
LT455_U
LT450_U