FRONTER ELECTRONICS CO., LTD.
深 圳 市 福 浪 电 子 有 限 公 司
CERAMIC FILTER FOR COMMUNICATION
通讯设备用陶瓷滤波器
2+2 PIN Version 6.5×6.5×6.2 mm
Bandwidths from ±2.0KHz~±15.0KHz@6dB
High selectivity
Resin molded package for easy PCB mounting
Operating temperature range: -20 to +80℃
Storage temperature range: -40 to +85℃
★
RoHS compliant
RoHS
2002/95/EC
PARAMETERS
Model
Centre
Frequency
Fc (KHz)
450.0
450.0
450.0
450.0
450.0
450.0
450.0
450.0
450.0
450.0
455.0
455.0
455.0
455.0
455.0
455.0
455.0
455.0
455.0
455.0
技术参数
6dB
Band Width
(KHz) min
±15.0
±12.5
±10.0
±7.5
±6.0
±4.5
±3.0
±2.0
±3.0
±2.0
±15.0
±12.5
±10.0
±7.5
±6.0
±4.5
±3.0
±2.0
±3.0
±2.0
50dB
Stop Band Attenuation Pass Band
Band Width
Fc±100KHz
Ripple
(KHz) max
(dB) min
(dB) max
±30.0
±24.0
±20.0
±15.0
±12.5
±10.0
±9.0
±7.5
±9
±7.5
±30.0
±24.0
±20.0
±15.0
±12.5
±10.0
±9.0
±7.5
±9
±7.5
27
27
27
27
27
25
25
25
35
35
27
27
27
27
27
25
25
25
35
35
3.0
3.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
3.0
3.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
Insertion
Loss
(dB) max
4.0
4.0
4.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
4.0
4.0
4.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
Input/Output
Impedance
(
Ω)
1500
1500
1500
1500
2000
2000
2000
2000
2000
2000
1500
1500
1500
1500
2000
2000
2000
2000
2000
2000
Operating
Temperature
Range
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
-20~+80℃
LTM450BU
LTM450CU
LTM450DU
LTM450EU
LTM450FU
LTM450GU
LTM450HU
LTM450IU
LTM450HTU
LTM450ITU
LTM455BU
LTM455CU
LTM455DU
LTM455EU
LTM455FU
LTM455GU
LTM455HU
LTM455IU
LTM455HTU
LTM455ITU
☉All
specification subject change without notice.
规格变化，恕不另行通知。
★
DIMENSIONS (Unit: mm)
外½尺寸
★
TEST CIRCUIT
测试线路
Address:Rm 1112-1117., Xinian Center. NO. 6021, Shennan Rd. Shenzhen Gaungdong 518040, China Tel:(86)755-83458718 Fax: (86)755-83459818 E-mial: sales@chinafronter.com
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