China Electronics Technology Group Corporation No.26 Research Institute
140MHz SAW Filter 45MHz Bandwidth
Part Number: LBN140A44
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 1.5 dB Bandwidth 3 dB Bandwidth 18 dB Bandwidth 40 dB Bandwidth 50 dB Bandwidth 53 dB Bandwidth Passband Variation Absolute Delay Ultimate Rejection(f0±37MHz) 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 MHz MHz dB usec dB KHz/°C °C V dBm -
Minimum
139.85 44.7 50
Typical
140 32.8 44.44 44.78 45.6 46.1 46.24 46.33 1 2.5 52 -13.16 YZ LN 25 0
Maximum
140.15 35 45.7 46.2 46.6 54.8 1.5 3.5 -
-
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.
LBN140A44 2009-12-02 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: LBN140A44
www.sipatsaw.com
SIPAT Co., Ltd.
Matching Configuration
L1=47nH
INPUT 50Ω L1 OUTPUT 50Ω
Source/Load Impedance=50 ohm
Notes - Component values may change depending on board layout.
Package Dimension
35.00 0.50
Pad Configuration:
12.80 0.50
SIPAT LBN140A44 XXYYZZ
Input Output
1 5
Ground All Others
4.70 0.50 4.50 0.50
Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBN140A44 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.
LBN140A44 2009-12-02 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: LBN140A44
www.sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Response
Type Performance -22.7832 -32.7832 -42.7832
-32.2832 -31.2832
Passband Response
Type Performance
-31.7832
-52.7832 Magnitude(dB)
A m plitude ripple(dB )
-62.7832 -72.7832 -82.7832 -92.7832
-32.7832
-33.2832
-33.7832
-34.2832
-102.7832 -112.7832 -122.7832
-34.7832
80
100
120 140 160 Frequency(MHz)
180
200
-35.2832 80
100
120
140 Frequency(MHz)
160
180
200
Horizontal: 20MHz/Div
Vertical: 10dB/Div
Horizontal: 20MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±22MHz)
Type Performance 2700 40
Phase Linearity(f0±22MHz)
Type Performance
2650
30
2600 20
2550 10
X: 117.9 Y: 3.714 X: 162.1 Y: 6.345
G roup Delay T im e(ns )
2500
X: 117.9 Y: 2470
2450
D egree(deg)
X: 140 Y: 2490
X: 162.1 Y: 2469
0
X: 140 Y: -1.317
-10
2400 -20 2350
-30 2300
2250
-40
2200 100
110
120
130
140 Frequency(MHz)
150
160
170
180
-50 100
110
120
130
140 Frequency(MHz)
150
160
170
180
Horizontal: 10MHz/Div
Vertical: 50ns/Div
Horizontal: 10MHz/Div
Vertical: 10deg/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.
LBN140A44 2009-12-02 1.0 Page 3/3
Fax: +86-23-62808382
www.sipatsaw.com / sales@sipat.com
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