JJF(浙) 1088-2012 压敏电阻直流参数测试仪校准规范.pdf

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GBGB/T 101910193-1997 19 1
SJ 11211267-2002 2002
JJG( )6-1999) 999

voltvoltage g ddependent e d nt rresistor si tor VDR

(IR ) DC reference current

(UN ) vvaristor isto voltvoltage ge

(IL ) leakage k current

(k ) voltagevolt e ratio ti
1mA1 A
(á) nonlinear indexi
á=1/log(o (UN/U ) U1/100


1
a) IR 2%
bb) UN 2%%
c) ) IL 2%
d) 05

1%%

5M

1500V 1m1min n

200 5
2
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2 30% 70% 0
3 2202 V 22V2 V 50Hz5 z Hz

2 1

a
b
c á
2 2 (k = 2) 1/33
2 1mAA

a 100 500V00V
b55

1



3
2 IR
IR 1
(()
1 IR
IIRRR0
1IR
IR IR0
I= 100%% ((1) )
IR0
I IR
IR
IR0
IR
(UN)


553
2
2
())
2 U
4 N