China Electronics Technology Group Corporation No.26 Research Institute LBS1203
120MHz SAW Filter 4.4MHz Bandwidth
Part Number: LBS12039
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 dB Bandwidth 30 dB Bandwidth 40 dB Bandwidth Passband Variation Absolute Delay Ultimate Rejection 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 MHz MHz dB usec dB KHz/°C °C °C °C V dBm -
Minimum
119.875 4.4 45
Typical
120 25 4.48 5.51 5.63 0.4 2.76 48 0.12 Qz 25
Maximum
120.125 26 5.6 6.4 1 2.78 -
-40 -45
0
+85 +105
-
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.
LBS12039 2008-11-13 1.0 Page 1/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute LBS1203
120MHz SAW Filter 4.4MHz Bandwidth
Part Number: LBS12039
www.sipatsaw.com
SIPAT Co., Ltd.
Matching Configuration
L1 L2
L1=150nH L2=100nH
OUTPUT 50Ω C2
Notes - Component values may change depending on board layout.
INPUT 50Ω C1
C1=33pF
C2=39pF
Source/Load Impedance=50 ohm
Package Dimension
35.00 0.5
Pad Configuration:
SIPAT LBS12039 XXYYZZ
Input Output
1 5
12.80 0.5 4.7 4.5
Ground All Others
Marking Configuration: 1) SIPAT: Manufacturer Name 2) LBS12039: Part Number 3) XXYY: Date(Year/month) 4) ZZ: Identified 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.
LBS12039 2008-11-13 1.0 Page 2/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
China Electronics Technology Group Corporation No.26 Research Institute LBS1203
120MHz SAW Filter 4.4MHz Bandwidth
Part Number: LBS12039
www.sipatsaw.com
SIPAT Co., Ltd.
Typical Performance
Frequency Respond
Type Performance -14.9993 -23.4993
Passband Respond
Type Performance
-24.9993 -23.9993 -34.9993 -24.4993 -44.9993 -24.9993 Amplitude ripple(dB) 112 114 116 118 120 Frequency(MHz) 122 124 126 128 130 -54.9993 Magnitude(dB)
-64.9993
-25.4993
-74.9993
-25.9993 -84.9993 -26.4993 -94.9993 -26.9993 -104.9993
-114.9993 110
-27.4993 115
116
117
118
119
120 Frequency(MHz)
121
122
123
124
125
Horizontal: 2MHz/Div
Vertical: 10dB/Div
Horizontal: 1MHz/Div
Vertical: 0.5dB/Div
Group Delay Variation(f0±2.2MHz)
Type Performance 3200 20
Phase Linearity(f0±2.2MHz)
Type Performance
3100
15
3000 10 2900 5 Group Delay Time(ns) 2800
X: 117.8 Y: 2749 X: 120 Y: 2778 X: 122.2 Y: 2736 X: 117.8 Y: -0.1831 X: 120 Y: -1.207 X: 122.2 Y: 1.873
2700
Degree(deg) 123 124
0
-5
2600 -10 2500 -15 2400
2300
-20
2200 116
117
118
119
120 Frequency(MHz)
121
122
-25 116
117
118
119
120 Frequency(MHz)
121
122
123
124
Horizontal: 1MHz/Div
Vertical: 100ns/Div
Horizontal: 1MHz/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.
LBS12039 2008-11-13 1.0 Page 3/3
Fax: +86-23-62808382
www.sipatsaw.com / sawmkt@sipat.com
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