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參數資料
| 型號： | VJ5301M868MXBSR |
| 廠商： | Vishay Vitramon |
| 文件頁數： | 2/5頁 |
| 文件大小： | 181K |
| 描述： | RF ANTENNA |
| 特色產品： | VJ5601M915 Series |
| 標準包裝： | 1 |
| 天線類型： | 芯片 |
| 頻帶數目： | 1 |
| 頻率： | 868MHz |
| 增益： | -1.96dBi |
| 端子： | 表面貼裝型 |
| 安裝類型： | 表面貼裝 |
| 高度（最大）： | 0.04"（1.2mm） |
| 包裝： | 標準包裝 |
| 其它名稱： | 720-1274-6 |
VJ5301M868MXBSR
www.vishay.com
Vishay Vitramon
Revision: 27-Mar-12
2
Document Number: 45206
For technical questions, contact: chipantenna@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VJ5301M868MXBSR TUNING
Final tuning configuration and component values for L1, L2,
and C1 depend on customer PCB layout. Optimal tuning is
possible with just a few standard components. The nominal
values shown are for a tuned VJ5301M868MXBEK kit.
Fig. 1 - Tuning Example with Inductors L1, L2 and Capacitor C1
Fig. 2 - VJ5301M868 Tuned to 868 MHz with
> 99.8 % Power Coupled
Fig. 3 - VJ5301M868 PCB Mounting and Coordinate Directions
Fig. 4 - VJ5301M868MXBSR XY Radiation Pattern
Fig. 5 - VJ5301M868MXBSR YZ Radiation Pattern
Fig. 6 - VJ5301M868MXBSR XZ Radiation Pattern
-30
-25
-20
-15
-10
-5
0
820
840
860
880
900
920
Fre uenc MHz
VJ5301M868
dB
P w r R fl i n 11
V r
Fr
n
>99.8 %
Power
Coupling at
868 MHz
MHz
XZ
Z- xi
The radiaon paerns reference the elevaon ? that is
z
Rotation
Pl n
?= 0?Receiver
Dir i n
XY
Y- xi
YZ
Z- xi
-45
-35
-25
-15
-5
90?
75?
60?
45?
30?
15?
0?
-15?
-30?
-45?
-60?
-75?
-90?
-105?
-120?
-135?
-150?
-165?
180?
165?
150?
135?
120?
105?
XY / ?
dBi
Rotaon plane / Horizontal E-eld polarizaon
Pole rotaon 瞻
-42
-32
-22
-12
-2
90?
75?
60?
45?
30?
15?
0?
-15?
-30?
-45?
-60?
-75?
-90?
-105?
-120?
-135?
-150?
-165?
180?
165?
150?
135?
120?
105?
YZ / ?
dBi
Rotaon plane / Horizontal E-eld polarizaon
Pole rotaon 瞻
-42
-32
-22
-12
-2
90?
75?
60?
45?
30?
15?
0?
-15?
-30?
-45?
-60?
-75?
-90?
-105?
-120?
-135?
-150?
-165?
180?
165?
150?
135?
120?
105?
XZ / ?/DIV>
dBi
Rotaon plane / Vercal E-eld polarizaon
Pole rotaon 瞻
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