China Electronics Technology Group Corporation
No.26 Research Institute
108.1MHz SAW Filter
1.6MHz Bandwidth
Part Number: LBS10803
LBS10803
SIPAT Co., Ltd.
www.sipatsaw.com
Features
½
½
½
½
½
For IF SAW filter
High attenuation
Single-ended operation
Dual In-line Package
RoHS compliant (2002/95/EC), Pb-free
Specifications
Parameter
Center Frequency
Insertion Loss
1.5dB Bandwidth
45dB Bandwidth
Passband Variation
Ultimate Rejection
F0+/-2.5MHz~ F0+/-5MHz
F0+/-8.15MHz~ F0+/-15MHz
Absolute Delay
Material Temperature coefficient
Substrate Material
Ambient Temperature
Operating Temperature Range
Storage Temperature Range
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
dB
dB
dB
dB
usec
KHz/°C
-
°C
°C
°C
dBm
-
Minimum
108
-
1.6
-
-
45
50
55
-
-
Typical
108.1
24.7
1.78
2.72
0.3
55
58
58
3.6
0.11
QZ
25
Maximum
108.2
28
-
2.8
1.0
-
-
-
4.1
-
-25
-45
-
-
-
-
1C
+85
+105
10
DIP3512 (35.0x12.8x4.7)
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Tel: +86-23-62808818
Phone: +86-23-62920684
Part Number
Rev. Date
Ver.
LBS10803
2013-11-20
1.0
Page 1/3
Fax: +86-23-62808382
Fax: +86-23-62805284
www.sipatsaw.com / sales@sipat.com
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation
No.26 Research Institute
108.1MHz SAW Filter
1.6MHz Bandwidth
Part Number: LBS10803
LBS10803
SIPAT Co., Ltd.
www.sipatsaw.com
Matching Configuration
手动测试座
L1=L2=47nH
L1=L2=47
L2=47nH
Source/Load Impedance=50 ohm
Notes - Component values may change depending
on board layout.
Package Dimension
35.00 0.50
Pad Configuration:
Configuration:
Input
Output
1
5
12.80 0.50
SIPAT
LBS10803
XXYYZZ
Ground 2,3,4,6
4.70 0.50 4.50 0.50
Marking Configuration:
Configuration:
1) SIPAT: Manufacturer Name
2) LBS10803: Part Number
3) XXYY: Date(Year/month)
4) ZZ: Identified Code
0.45 0.05
2.54 0.20
7.62 0.50
Package: DIP3512
DIP35
3512
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Tel: +86-23-62808818
Phone: +86-23-62920684
2
1
3
6
4
5
25.40 0.50
2.54 0.20
Unit: mm
Part Number
Rev. Date
Ver.
LBS10803
2013-11-20
1.0
Page 2/3
Fax: +86-23-62808382
Fax: +86-23-62805284
www.sipatsaw.com / sales@sipat.com
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation
No.26 Research Institute
108.1MHz SAW Filter
1.6MHz Bandwidth
Part Number: LBS10803
LBS10803
SIPAT Co., Ltd.
www.sipatsaw.com
Typical Performance
Frequency Response
Type Performance
-14.7069
-24.7069
-34.7069
-44.7069
Amplitude ripple(dB)
-54.7069
Magnitude(dB)
-64.7069
-74.7069
-84.7069
-94.7069
-104.7069
-114.7069
104
105
106
107
108
109
Frequency(MHz)
110
111
112
113
-22.2069
-22.7069
-23.2069
-23.7069
-24.2069
-24.7069
-25.2069
-25.7069
-26.2069
-26.7069
-27.2069
106.5
Passband Response
Type Performance
107
107.5
108
108.5
Frequency(MHz)
109
109.5
Horizontal: 1MHz/Div
Vertical: 10dB/Div
Horizontal: 0.5MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation
Type Performance
5500
Phase Linearity
Type Performance
20
15
5000
4500
Group Delay Time(ns)
4000
3500
Y: 3239
3000
2500
2000
1500
10
5
Degree(deg)
X: 107.3
X: 108.9
Y: 3269
X: 107.3
Y: 1.261
X: 108.9
Y: 1.101
0
-5
-10
-15
107
107.5
108
Frequency(MHz)
108.5
109
107
107.5
108
Frequency(MHz)
108.5
109
Horizontal: 0.5MHz/Div
Vertical: 500ns/Div
Horizontal: 0.5MHz/Div
Vertical: 5deg/Div
Smith Chart S11
+j1.0
+j0.5
+j2.0
+j0.5
Smith Chart S22
+j1.0
+j2.0
+j0.2
+j5.0
+j0.2
+j5.0
0.2
0.5
1.0
2.0
5.0
0.0
∞
0.2
0.5
1.0
2.0
5.0
0.0
∞
-j0.2
-j5.0
-j0.2
-j5.0
-j0.5
-j2.0
-j1.0
-j0.5
-j1.0
-j2.0
SIPAT Co., Ltd.
( CETC No.26 Research Institute )
#14 Nanping Huayuan Road,
Chongqing, China, 400060
Tel: +86-23-62808818
Phone: +86-23-62920684
Part Number
Rev. Date
Ver.
LBS10803
2013-11-20
1.0
Page 3/3
Fax: +86-23-62808382
Fax: +86-23-62805284
www.sipatsaw.com / sales@sipat.com
www.sipatsaw.com / sawmkt@sipat.com