CPTC Thermistor：PS Series
Motor Starter
Reliability Test
Item
Standard
Test conditions / Methods
Specifications
Tensile
Strength of
Terminals *
Fasten body and apply a force gradually to each
lead until 40±0.5N for 10±1 sec. in the direction
of lead axis.
∣△R/R25∣≦ 20%
No damage observed
IEC60068-2-21
Hold body and apply a force to each lead unti
l 20±0.5N gradually at 90° to lead axis in the
direction of body, and keep for 10±1 sec., and
do this in the opposite direction.
Bending
Strength of
Terminals *
∣△R/R25∣≦ 20%
IEC60068-2-21
IEC60068-2-14
No damage observed
-40±3℃×30min.→+85±2℃×30min. ×5Cycles
excessive time:2min＜T＜3min
∣△R/R25∣≦ 20%
No damage observed
Temp. cycle
Vibration *
Fasten body to baseboard with solder perfectly and
supply since wave oscillation at frequency from
10 HZ to 55HZ all oscillation with of
0.75 mm Vibrato for 24 cycles in each of 3 naturally
perpendicular plane for a total of 6 hours
∣△R/R25∣≦ 20%
No damage observed
IEC60068-2-6
IEC60068-2-27
Putting the PTC product in the shock equipment
shock wave: half-sine
⊿V=1.0m/s;Acceleration:50m/s2 ;Pulse time:30ms
∣△R/R25∣≦ 20%
No damage observed
Shock *
The highest
temperature
and max.
85±5℃, Vmax, Rcref, for 1000±5hrs.
At 25℃ to check exterior, normal resistance,
∣△R/R25∣≦ 20%
No damage observed
IEC60738-1
voltage load
The highest
temperature
storage
∣△R/R25∣≦ 20 %
No damage observed
IEC60068-2-2
85±5℃, for 1000hrs
25±5℃, Vmax, Rcref,1min. on and 5min.
off×100,000 cycles
At 25℃ to check exterior, normal resistance,
operating times, Recovery Times,
Power Consumption.
Room
Temperature
Intermittent
Load
∣△R/R25∣≦ 20 %
No damage observed
IEC60738-1
+40 ℃,20%R.H X 24hrs →100 ℃ X 16hrs→25℃
Climatic
sequence
X 2hrs→ +40 ℃,95%R.HX 24hrs→0 ℃ X 2hrs→+40 ∣△R/R25∣≦ 20 %
IEC60738-1
℃,95%R.HX 24hrs→25 ℃ X (1~2)hrs
to check exterior, normal resistance
No damage observed
∣△R/R25∣≦ 20 %
No damage obeserved
Humidity
IEC60068-2-3
40±5℃,90~95%RH,40±5VDC,For 1000±2hrs
＊ : Only application for PSB series
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
8
www.thinking.com.tw
2006.07
THINKING [ Thinking Electronic Industrial Co.,Ltd ]
