China Electronics Technology Group Corporation
No.26 Research Institute
225MHz SAW Filter
4MHz Bandwidth
Part Number: LBS22502
www.sipatsaw.com
SIPAT Co., Ltd.
Features
For IF SAW filter
Single-ended operation
Ceramic Surface Mount Package
Small size
RoHS compliant (2002/95/EC), Pb-free
Specifications
Parameter
Center Frequency
Insertion Loss
1 dB Bandwidth
1.5 dB Bandwidth
3 dB Bandwidth
40 dB Bandwidth
Passband Variation
Absolute Delay
Ultimate Rejection
Material Temperature coefficient
Substrate Material
Ambient Temperature
DC Voltage
Input Power
ESD Class
Package Size
Notes:
1.
2.
All specifications are based on the test circuit shown;
In production, all specifications are measured by Agilent Network analyzer and full 2 port calibration at room
temperature;
3.
Electrical margin has been built into the design to account for the variations due to temperature drift and
manufacturing tolerances;
4.
This is the optimum impedance in order to achieve the performance show.
Unit
MHz
dB
MHz
MHz
MHz
MHz
dB
usec
dB
KHz/°C
-
°C
V
dBm
-
Minimum
224.9
-
-
4
-
-
-
-
45
Typical
225
21.2
4.13
4.33
4.71
6.78
0.6
1.42
48
0.23
Qz
25
0
Maximum
225.1
25
-
-
-
-
1
-
-
-
-
1C
10
SMD13.3*6.5
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Tel: +86-23-62808818
Part Number
Rev. Date
Ver.
LBS22502
2010-09-09
1.0
Page
1/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
SIPAT [ SIPAT Co,Ltd ]
