SPECIFICATION FOR APPROVAL
REF :
20080718-A
PROD.
NAME
PAGE: 5
ABC'S DWG NO.
ABC'S ITEM NO.
CM2520□□□□3□-□□□
WOUND CHIP INDUCTOR
Ⅷ﹒RELIABILITY
TEST：
Test item
Electrical performance test
Inductance L
Q
Self resonance
frequency SRF
DC Resistance RDC
Rated current IDC
□HP4194A
with HP-16034E test fixture
Refer to standard
electrical
characteristic list
□HP4291A
with HP-16093A test fixture
CH-502AC
Applied the current to coils，The
Inductance change shall be less than 10%
to initial value & temperature rise shall
not be more than 20℃
1﹒Applied the allowed DC current for
10 minutes
2﹒Temperature measure by digital
surface thermometer
Specification
Test condition / Test method
Temperature
rise test
20
℃
max.
After test，Inductors
shall be no evidence
of electrical and
mechanical damage
After tset，Inductors
shall be no evidence
of electrical and
mechanical damage
1000 MΩ min﹒
Over load test
Applied 2 times of rated allowed DC
current to inductor for a period of
5 minutes
AC voltage of 1000VAC applied between
inductors terminal and coating for 5 seconds
100 VDC applied between inductor terminal and coating
Withstanding
voltage test
Insulation
resistance test
Mechanical performance test
Vibration test
( Low frequency )
1﹒Inductors shall be
no evidence of
electrical and
mechanical damage
2﹒Inductance shall
not change more
than±5%
3﹒Q Shall not change
more than
±20%
1﹒Amplitude：1.5 m/m
2﹒Frequency：10 -- 55 -- 10 Hz / 1min.
3﹒Direction：X，Y，Z
4﹒Duration：2 hrs / X，Y，Z
Inductors shall be dropped 10 times from
a height of 1m onto 3cm wooden board
Temp：260±5℃
Time：10±1.0 sec.
Shock test
Resistance to
soldering heat
AR-001A
ABC [ ABC Taiwan Electronics Corp ]
