SF455B Datasheet, PDF (1/6 Pages) SIPAT Co,Ltd – CDMA 450 Low Loss TX Filter

China Electronics Technology Group Corporation
No.26 Research Institute
SIPAT Co., Ltd.
www.sipatsaw.com
CDMA 450 Low Loss TX Filter
System Designator A/B
Function
TX
Part Number: SF455B
1． Test conditions
RF power
0
Room Temperature
23
Terminating source impedance (ZS): 50
Terminating load impedance (ZL): 50
2． Specifications
dBm
°C
Ω
Ω
Centre frequency
Pass Band
Insertion Loss in Pass Band
VSWR in Pass Band
Absolute Rejection
0.3 MHz – 442.59 MHz
462.5 MHz – 467.5MHz
462.5 MHz – 467.5 MHz*)
467.5 MHz – 1565 MHz
1565 MHz – 1585 MHz
1585 MHz – 2200 MHz
Maximum Power (452.5MHz-457.48MHz)
Operating temperature range
Storage temperature range
Temperature coefficient of frequency
*) Temperature Range -10…+60C°
Minimum
452.5
28
35
40
28
32
32
-30
-40
Typical
454.99
2
1.3:1
30
45
45
34
35
35
-30
Maximum
457.48
2.8
1.5:1
Unit
MHz
MHz
dB
+27
+85
+100
dB
dB
dB
dB
dB
dB
dBm
°C
°C
ppm/°C
SIPAT Co., Ltd.
( CETC No. 26 Research Institute )
Nanping Huayuan Road No. 14
Chongqing, China, 400060
Part Number
Rev. Date
Rev.
SF455B
2006-7-11
PR1.0
Page 1/6
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