China Electronics Technology Group Corporation No.26 Research Institute
140MHz SAW Filter 45MHz Bandwidth
Part Number: LBN140A47
www.sipatsaw.com
SIPAT Co., Ltd.
Features
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 2dB Bandwidth 3 dB Bandwidth 18 dB Bandwidth 40 dB Bandwidth 50 dB Bandwidth Passband Variation Absolute Delay Ultimate Rejection Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range 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 MHz dB usec dB KHz/°C °C °C V dBm -
Minimum
139.85 45 50
Typical
140 33.4 45.03 45.17 45.91 46.27 46.35 1.1 2.8 50 -13.2 YZ LN 25
Maximum
140.15 35 46 46.5 46.9 1.5 3.5 -
-40
0
+85
-
1A
10
DIP3512 (35.0x12.8x4.7mm3)
SIPAT Co., Ltd.
( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818
Part Number Rev. Date Ver.
LBN140A47 2010-03-31 1.0 Page 1/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute
140MHz SAW Filter 45MHz Bandwidth
Part Number: LBN140A47
www.sipatsaw.com
SIPAT Co., Ltd.
Matching Configuration
L1=L2=27nH
INPUT 50Ω L1 L2
Source/Load Impedance=50 ohm
OUTPUT 50Ω
Notes - Component values may change depending on board layout.
Package Dimension
35.00 0.50 12.80 0.50
SIPAT LBN140A47 XXYYZZ
Pad Configuration: Input Output 1 5
Ground All Others
4.70 0.50 4.50 0.50
Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBN140A47: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified Code
0.45 0.05 2.54 0.20
7.62 0.20
3 6
Package: DIP3512
SIPAT Co., Ltd.
( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818
2 1
4 5
25.40 0.20
2.54 0.20
Unit: mm
Part Number Rev. Date Ver.
LBN140A47 2010-03-31 1.0 Page 2/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute
140MHz SAW Filter 45MHz Bandwidth
Part Number: LBN140A47
www.sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Response
Type Performance -23.3722 -33.3722 -43.3722
-32.8722 -31.8722
Passband Response
Type Performance
-32.3722
-53.3722 Magnitude(dB)
A m plitude ripple(dB )
-63.3722 -73.3722 -83.3722 -93.3722
-33.3722
-33.8722
-34.3722
-34.8722
-103.3722 -113.3722 -123.3722 100
-35.3722
110
120
130 140 150 Frequency(MHz)
160
170
180
90
100
110
120
130
140 Frequency(MHz)
150
160
170
180
190
Horizontal: 10MHz/Div
Vertical: 10dB/Div
Horizontal: 10MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±22MHz)
Type Performance 3100 25
Phase Linearity(f0±22MHz)
Type Performance
20 3000 15
2900 10
2800 G roup Delay T im e(ns )
5
X: 118 Y: 0.0486
X: 118 Y: 2748 X: 162 Y: 2739
X: 162 Y: 3.878 X: 140 Y: -0.2528
2700
X: 140 Y: 2726
Degree(deg) 170
0
-5
2600
-10
-15 2500
-20 2400 -25
2300 110
120
130
140 Frequency(MHz)
150
160
-30 110
120
130
140 Frequency(MHz)
150
160
170
Horizontal: 10MHz/Div
Vertical: 100ns/Div
Horizontal: 10MHz/Div
Vertical: 5deg/Div
Smith Chart S11
+j1.0 +j0.5 +j2.0
Smith Chart S22
+j1.0 +j0.5 +j2.0
+j0.2
+j5.0
+j0.2
+j5.0
0.2
0.5
1.0
2.0
5.0
0.2
0.5
1.0
2.0
0.0
∞
5.0
0.0
∞
-j0.2
-j5.0
-j0.2
-j5.0
-j0.5 -j1.0
-j2.0
-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
Part Number Rev. Date Ver.
LBN140A47 2010-03-31 1.0 Page 3/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
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