TVR20-D データシートの表示（PDF） - Unspecified
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TVR20-D Datasheet PDF : 22 Pages
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Metal Oxide Varistor：TVR-D Series
Disc Type Varistor for Surge Protection (High Surge Series)
Reliability
Item
Standard
Test conditions / Methods
Tensile
Strength
of
IEC 60068-2-21
Terminations
Gradually apply the specified force and keep the unit fixed for 10±1 sec.
Terminal diameter
(mm)
0.5<d≦0.8
0.8<d≦1.25
Force
(Kg)
1.0
2.0
Specifications
│△V1mA/V1mA│≦5%
No visible damage
Bending
Strength
of
Terminals
IEC 60068-2-21
Vibration IEC 60068-2-6
Solderability IEC 60068-2-20
Resistance
to Soldering IEC 60068-2-20
Heat
High
Temperature IEC 60068-2-2
Storage
Damp Heat,
Steady State
IEC 60068-2-78
Hold specimen and apply the force specified below to each lead. Bend the
specimen to 90°, then return to the original position. Repeat the procedure in
the opposite direction.
Terminal diameter
Force
(mm)
(Kg)
0.5<d≦0.8
0.5
0.8<d≦1.25
1.0
│△V1mA/V1mA│≦5%
No visible damage
Frequency range: 10~55Hz
Amplitude: 0.75mm or 98m/s2
Direction: 3 mutually perpendicular directions, 2 hrs each.
245±5℃ , 3±0.3 sec.
260±3℃ , 10±1 sec
│△V1mA/V1mA│≦5%
No visible damage
At least 95% of terminal
electrode is covered by new
solder
│△V1mA/V1mA│≦5%
No visible damage
125±5℃ x 1000 hrs ± 24hrs
a. 40±2℃, 90 ~ 95 % RH, 1344 hrs
b. 40±2℃, 90~ 95 % RH , at 10% Vdc, 1344 hrs
│△V1mA/V1mA│≦5%
No visible damage
│△V1mA/V1mA│≦5%
No visible damage
Insulation Resistance
≧100MΩ
Rapid
Change
of
IEC 60068-2-14
Temperature
The conditions shown below shall be repeated 5 cycles
Step
Temperature (℃)
Period (minutes)
1
-40±3
30±3
2
Room temperature
5±3
3
85±2
30±3
4
Room temperature
5±3
│△V1mA/V1mA│≦5%
No visible damage
High Temp.
Load
8/20µs
Surge Life
10/1000µs
Surge Life
Operating
Duty Cycle
Test
Nominal
Discharge
Current Test
Voltage
Proof
Varistor
Voltage
Temp.
Coefficient
MIL-STD-202
Method 108
IEC 61051-1
IEC 61051-1
UL1449 3rd
UL1449 3rd
IEC 61051-1
Specification
Standard
85±2℃, 1000±24 hrs at VDC or Vrms (Max. Continuous Voltage)
8/20µs waveform, 10 surge currents, unipolar, interval 30 sec, amplitude
corresponding to max. surge current derating curves for 20µs.
10/1000µs waveform, 10 surge currents, unipolar, interval 2 mins,
amplitude corresponding to max. surge current derating curves for 1000µs.
6KV/3KA 1.2/50µs+8/20µs combination waveform with Vac(@ Deg 90)
for 15 times. Interval time between tests is 60 secs.
(For UL1449 3rd SPD Type 3 application test only)
Refer to UL 1449 3rd item 37.7, the test condition is 3KA 8/20µs surge
current waveform for 15 times
(For TVR20R UL1449 3rd SPD Type 2 application test only)
Metal balls method, 2500 Vac 1 min
V1mA @ 85℃
−
V
1mA
@
25℃
×
1
×100%(% / °C)
V1mA@ 25℃
60
V
1mA
@ − 40℃
−
V
1mA
@
25℃
×
1
×100%(% / °C)
,
V1mA @ 25℃
65
│△V1mA/V1mA│≦10%
No visible damage
│△V1mA/V1mA│≦10%
No visible damage
│△V1mA/V1mA│≦10%
No visible damage
∣△Vp /Vp∣≦10 %
No visible damage
∣△Vp /Vp∣≦10 %
No visible damage
No visible damage
-0.05≦TC≦0.05 (%/℃)
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
72
All specifications are subject to change without notice.
www.thinking.com.tw 2015.04
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