ESD Test
(Air Discharge)
Test Voltage : 15 kV
Type of discharge : air discharge
Number of test pulses : 20 times
Polarity : +/-
(IEC 61000-4-2)
Visual : No mechanical damage
∆ V
B /VB <15%
High Temperature
Life Test
Temp. : 125± 2°C
Duration : 1000¡ 48hrs.
Applied voltage : V dc max
After completion of the test, leave the sample under
standard condition for 24± 2hrs.
Visual : No mechanical damage
∆ V
B /VB <10%
Item
Test Method
Criteria for judging
RELIABILITY TEST METHOD
Resistance to Soldering
Heat
Soldering temperature : 260± 5°C
Duration of immersion : 10 ± 1sec.
Preheating : 150°C , 1min.
Visual : No mechanical damage
∆ V
B/VB<10%
Solderability Test
Soldering temperature : 230 ± 5°C
Duration of immersion : 5± 1sec.
Preheating : 150°C , 1min.
At least 75% of the electrode must
be covered with new solder.
Adhesion
The Force W is applied to DUT.
Visual : No mechanical damage
0805 : over 2.0Kgf
0603 : over 1.0Kgf
0402 : over 0.7Kgf
Resistance to
Flexure of Substrate
The middle part of substrate shall,
successively, be pressurized by means of the
pressurizing rod at a rate of about 1
mm/sec.
Maintenance time : 5 sec.
Bending distane : 1
mm
Visual : No mechanical damage
Dry Heat Test
Test temperature : 125 ± 2°C
Test duration : 1000+48hrs.
After completion of the test, leaving the
sample under the standard conditions for 24¡ 2hrs.
Visual : No mechanical damage
∆ V
B /VB <10%
Cold Test
Test temperature : -30± 2°C
Test duration : 1000+48hrs.
After completion of the test, leaving the
sample under the standard conditions for 24+ 2hrs.
Visual : No mechanical damage
∆ V
B /VB <10%
Damp Heat Test
(Steady State)
Test temperature : 40± 2°C
Test relative humidity : 90˜95RH%
Test duration : 56days+24hrs.
After completion of the test, leaving the sample under
the standard conditions for 24± 2hrs.(IEC60068-2-3)
Visual : No mechanical damage
∆ V
B /VB <10%
Thermal Shock
Test
This cycle is repeated 50 times. After completion of the
test, leave the sample under standard condition for 24±
2hrs.
Visual : No mechanical damage
∆ V
B /VB <10%
ESD Test
(Contact discharge)
Test Voltage : 8 kV
Type of discharge : direct contact discharge
Visual : No mechanical damage
∆ V
B /VB <15%
Number of test pulses : 20 times
Polarity : +/-
(IEC 61000-4-2)
Chip Varistor
3
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