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E4991B-007 参数 Datasheet PDF下载

E4991B-007图片预览
型号: E4991B-007
PDF下载: 下载PDF文件 查看货源
内容描述: [Impedance Analyzer]
分类和应用:
文件页数/大小: 42 页 / 7850 K
品牌: KEYSIGHT [ Keysight Technologies ]
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20 | Keysight | E4991B Impedance Analyzer - Data Sheet  
Option E4991B-002 Material Measurement (Typical)  
(continued)  
Δ['r m  
['rm  
1
0.002  
Eb  
=
['  
+
tand  
r m  
100  
t
f
=
=
Measurement frequency [GHz]  
t
Thickness of MUT (material under test) [mm]  
[r m  
=
=
Measured value of [r  
tand  
Measured value of dielectric loss tangent  
Typical accuracy of permeability parameters:  
µr’ accuracy  
Δµ'r m  
µ' r m  
=
:
2
f 2  
0.02 25  
15  
[%]  
4 +  
+ Fµ'r m 1 +  
×
f
Fm´r m  
Fµ'r m  
(at tand < 0.1)  
Loss tangent accuracy of µr (= Δtand):  
±(Ea + Eb ) (at tand < 0.1)  
where,  
0.002 + 0.001 + 0.004f  
Fµ'r mf  
Ea  
Eb  
=
=
=
=
=
=
=
=
Δµr m  
µ'r m  
'
tand  
100  
f
Measurement frequency [GHz]  
h ln c [mm]  
F
h
b
c
b
Height of MUT (material under test) [mm]  
Inner diameter of MUT (material under test) [mm]  
Outer diameter of MUT (material under test) [mm]  
Measured value of µ’r  
µ’r m  
tand  
=
Measured value of loss tangent  
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