CPTC Thermistor：PT Series
Temperature Sensor
Reliability Test
Item
Standard
Test conditions / Methods
Fasten body and apply a force gradually
to each lead for 10±1 sec.
Terminal diameter
Force
(mm)
T(N)
0.35<d≦0.5
5.0
0.5<d≦0.8
10.0
0.8<d≦1.25
20.0
Then dip each lead into 255±5
℃
solder
for 3±0.5sec.to the 4±1mm above from body .
Dip each lead into 350±10
℃
solder for 3
�½�4sec.
to the 4±1mm above body.
Fasten body to baseboard with solder perfectly
and supply since wave oscillation at frequency from
10 HZ to 55HZ all oscillation with 0.75 mm of
Vibrato for 24 cycles in each of 3 naturally
perpendicular plane for a total of 6 hours
Putting the PTC product in the shock equipment
shock wave: half-sine
⊿
V=1.0m/s;Acceleration:50m/s2 ;Pulse time:30ms
+40
℃
,20%R.H X 24hrs
→100
℃
X 16hrs→25
℃
X 2hrs→
+40
℃
,95%R.HX 24hrs→ 0
℃
X 2hrs→+40
℃
,95%R.HX 24hrs→
25
℃
X (1~2)hrs
100±15V
DC
, 60±5S
Specifications
Tensile Strength of
Terminals
IEC60068-2-21
∣△
R/R25
∣≦
20%
No damage observed
Solderability
Resistance to
Soldering Heat
IEC60068-2-20
At least 95% of terminal
electrode is covered by new
solder
∣△
R/R25
∣≦
20%
No damage observed
IEC60068-2-20
Vibration
IEC60068-2-6
∣△
R/R25
∣≦
20%
No damage observed
Shock
IEC60068-2-27
∣△
R/R25
∣≦
20%
No damage observed
∣△
R/R25
∣≦
20%
No damage observed
≧
100MΩ
Climatic sequence
IEC60738-1
Insulation *
CECC42000
Voltage Proof *
CECC42000
1000±10Vrms , 60±5S
No damage observed
∣△
R/R25
∣≦
20%
No damage observed
∣△
R/R25
∣≦
20%
No damage observed
∣△
R/R25
∣≦
20%
No damage observed
∣△
R/R25
∣≦
20%
No damage observed
∣△
R/R25
∣≦
20%
No damage observed
Humidity
IEC60068-2-3
40±2
℃
,90~95%RH,12±2V
DC
* for 1000±2 hrs
-40±3
℃
×30min.→+85±2
℃
×30min ×5Cycles
excessive time:2min＜T＜3min
Ts+25
℃
, for 1000±2hrs
Temp. cycle
Endurance at upper
category temperature
Endurance at
maximum operating
temperature and
maximum voltage
Climatic sequence
IEC60068-2-14
IEC60068-2-2
IEC60738-1
Ts+25
℃
, Vmax, Imax for 1000±2 hrs
+40
℃
,20%R.H X 24hrs
→100
℃
X 16hrs→25
℃
X 2hrs→ +40
℃
,95%R.HX 24hrs→ 0
℃
X 2hrs→+40
℃
,95%R.H
X
24hrs→25
℃
X (1~2)hrs
IEC60738-1
＊
: Only application for PTM series
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
5
www.thinking.com.tw
2006.07
THINKING [ Thinking Electronic Industrial Co.,Ltd ]
