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SCL Series
RELIABILITY TEST CONDITION
NO ITEMS TEST CONDITION PERFORMANCE
1
RATED DC VOLTAGE
-55℃ ~ +85℃
2.5
∼
35V
2
CAPACITANCE
MEASURING FREQUENCY : 120
±
12Hz
MEASURING VOLTAGE : 0.5Vrms + 0.5
∼
2V DC
MEASURING CIRCUITS : EQUIVALENT SERIES
CIRCUIT
CAPACITANCE RANGE
0.1
∼
330
㎌
TOLERANCE ON CAP.
±
10%,
±
20%
3
TANGENT OF LOSS
ANGLE
MEASUREMENT SHALL BE MADE UNDER THE
SAMECONDITIONSASTHOSEGIVENFORTHE
MEASUREMENT OF CAPACITANCE.
4
LEAKAGE CURRENT
THE RATED DC VOLTAGE SHALL BE APPLIED
TO TERMINALS ACROSS THE TEST CAPACITOR
Cx, BY THE METHOD AS SHOWN BELOW. THE
LEAKAGE CURRENT SHALL THEN BE
MEASURED AFTER CHARGE FOR 5 MIN.
MEASURING CIRCUITS
WHERE
R
S
: STANDARD RESISTOR(PROTECTIVE R :1K
Ω
)
: DC VOLTMETER OR ELECTRONIC
VOLTMETER
S1 : DC POWER SUPPLY SWITCH
S2 : PROTECTIVE SWITCH FOR A AMMETER
C
X
: TEST CAPACITOR
: DC AM-METER FOR LEAKAGE CURRENT
0.01CV or 0.5
㎂
WHICHEVER IS GREATER
5
IMPEDENCE
AC VOLTAGE(0.5Vrms OR LESS) OF A
FREQUENCY SPECIFIED ON NEXT PAGE SHALL
BE APPLIED AND THE VOLTAGE DROP
ACROSS CAPACITOR TERMINALS SHALL BE
MEASURED
THE IMPEDANCE SHALL BE CALCULATED BY
THE FOLLOWING EQUATION.
WHERE
E : VOLTAGE DROP ACROSS THE CAPACITOR
TERMINALS
I : CURRENT FLOWING THROUGH THE
CAPACITOR (FREQUENCY : 100
±
10kHz)
V
A
+
-
R
S
S
1
S2
V
C
x
A
+
-
I mpedance Z
E
I
=