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  Datasheet File OCR Text:
 China Electronics Technology Group Corporation No.26 Research Institute
115MHz SAW Filter 5MHz Bandwidth
Part Number: LBS11552
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 3 dB Bandwidth Passband Variation Absolute Delay f02.9MHz f03.1MHz f03.5MHz Ultimate Rejection f07.5MHz f015MHz Material Temperature coefficient Substrate Material Ambient Temperature Operating Temperature Range Storage 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 dB usec dB dB dB dB dB KHz/C C C C V dBm -
Minimum
114.9 4.9 35 45 50 55 55
Typical
115 26.4 4.99 0.6 3.85 48 50 56 59 65 0.115 Qz 25
Maximum
115.1 30 1 4 -
-40 -45
0
+85 +105
-
1
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.
LBS11552 2008-01-07 1.0 Page 1/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute
115MHz SAW Filter 5MHz Bandwidth
Part Number: LBS11552
www. sipatsaw.com
SIPAT Co., Ltd.
Matching Configuration
L1 L2
L1=150nH L2=(100+18)nH
OUTPUT 50 C2
Notes - Component values may change depending on board layout.
INPUT 50 C1
C1=C2=47pF Source/Load Impedance=50 ohm
Package Dimension
Pad Configuration:
12.80 0.5
SIPAT LBS11552 07XX
Input Output
1 5
Ground All Others
4.7 4.5
Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBS11552: Part Number 3) 07XX: Date Code
0.45 0.05 2.54 0.2 7.62 0.2
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 0.2
2.54 0.2
Unit: mm
Part Number Rev. Date Ver.
LBS11552 2008-01-07 1.0 Page 2/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute
115MHz SAW Filter 5MHz Bandwidth
Part Number: LBS11552
www. sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Respond
Type Performance -16.4217 -26.4217 -36.4217
-25.9217 -24.9217
Passband Respond
-25.4217
-46.4217 Magnitude(dB) -56.4217 -66.4217 -76.4217 -86.4217
-27.9217 -26.4217
-26.9217
-27.4217
-96.4217 -106.4217 -116.4217 105
-28.4217
-28.9217
110
115 Frequency(MHz)
120
125
112
113
114
115
116
117
118
Horizontal: 5MHz/Div
Vertical: 10dB/Div
Horizontal: 1MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f02MHz)
Type Performance 4000 10
Phase Linearity(f02MHz)
Type Performance
8 3950 6 3900 4
X: 115 Y: 3856 X: 113 Y: 3837
Group Delay Time(ns)
3850
X: 117 Y: 3829
2
X: 113 Y: -0.4968 X: 115 Y: -0.3396
X: 117 Y: 0.4314
Degree(deg) 111 112 113 114 115 Frequency(MHz) 116 117 118 119 120
0
3800
-2
3750
-4
-6 3700 -8 3650 -10
3600 110
-12 110
111
112
113
114
115 Frequency(MHz)
116
117
118
119
120
Horizontal: 1MHz/Div
Vertical: 50ns/Div
Horizontal: 1MHz/Div
Vertical: 2deg/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.
LBS11552 2008-01-07 1.0 Page 3/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com


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