51/55
(Zm
) (1+Vs )
Z
m
*(2*10)
-9
(1+Vs)
100kHz<fm≤200kHz
(2.5*10
-3
) (2+400)
lZ
m
l
Vs
lZ
m
l (6*10
-9
)(1+100)
Vs
fm:Test frequency[Hz]
Impedance of measured parts[Ω]
Test signal voltage[mVrms]
When the impedance is less than 500Ω,, the use of Ka and Kb is invalid.
When impedance is greater than 500Ω, the use of Kb and Ka is invalid.
Table B calibration interpolation factor Kc
Test frequency
Kc
Direct calibration frequency
0
Other frequencies
0.003
Table C direct calibration frequency
20
25
30
40
50
60
80
[Hz]
100
120
150
200
250
300
400
500
600
800
[Hz]
1
1.2
1.5
2
2.5
3
4
5
6
8
[kHz]
10
12
15
20
25
30
40
50
60
80
[kHz]
100
120
150
200
[kHz]
Table D cable length factor Kd
Test signal level
cable length
0m
1m
2m
≤1.5Vrms
0
2.5×10
-4
(1+50×fm)
5×10
-4
(1+50×fm)
>1.5Vrms
0
2.5×10
-3
(1+16×fm)
5×10
-3
(1+50×fm)
Correction factor when Kd takes 2m when using scanning fixture
Table E temperature factor Ke
Temperature (
℃
)
5
8
18
28
38
Ke
6
4
2
1
2
4
6.1.25 DC resistance DCR accuracy
A(1+Rx/5MΩ+16mΩ/Rx)[%] ±0.2mΩ
Содержание JK2817N
Страница 1: ......
