China Electronics Technology Group Corporation
No.26 Research Institute
DIELECTRIC FILTER SPECIFICATION
Part Number: CMF4.53C1790S40A
SIPAT Co., Ltd.
www.sipatsaw.com
1.MODEL NUMBER
MODEL NUMBER.
CUSTOMER PART NO.
CMF4.53C1790S40A
2.TEST CONDITION
2-1 TYPICAL CONDITION : -TEMPERATURE : 20℃
-HUMIDITY : 65%RH
2-2 STANDARD CONDITION : -TEMPERATURE :-40℃ to +85℃
-HUMIDITY
: 45%RH to 85%RH
3.COMPOSITION AND MATERIAL
NO.
NAME
COMPOSITION AND MATERIALS
3-1 RESONATOR
DIELECTRIC MATERIALS
3 HOLE
3-2 NUMBER OF HOLE
3-3 IN/OUTPUT TERMINALS
3-4 GROUND BASE
Ag or Sn PLATED
Ag or Sn PLATED
4.ELECTRICAL SPECIFICATIONS
NO.
ITEM
SPECIFICATIONS
4-1 CENTER FREQUENCY(fo)
4-2 BAND WIDTH
1790.0MHz
fo±20MHz
4-3 INSERTION LOSS IN BW
4-4 RIPPLE IN BW
2.2dB max.
1.0dB max.
4-5 RETURN LOSS IN BW
4-6 ATTENUATION
11.0dB min.
40dB min. at 1495~1530MHz
40dB min. at 1635~1665MHz
1 W
4-7 INPUT POWER
4-8 NOMINAL CHARACTERISIC IMPEDANCE
50Ω
CMF4.53C1790S40A
Part Number
SIPAT Co., Ltd.
( CETC No. 26 Research Institute )
Nanping Huayuan Road No. 14
Chongqing, China, 400060
Rev. Date
Rev.
2005-9-15
1.0
Page 1/4
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