DHR4E4B221K2BB Ver la hoja de datos (PDF) - Unspecified
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DHR4E4B221K2BB Datasheet PDF : 20 Pages
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C41E2.pdf 03.4.16
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Specifications and Test Methods
No
Item
1 Operating Temperature Range
2 Capacitance
3 Temperature Characteristics
Specifications
-20 to +85°C
Within the specified
tolerance.
Capacitance change
+22%/-82%
(Temp. range: +10 to +85°C)
Testing Method
The capacitance should be measured at 25°C with 1±0.1kHz
and AC 1 to 5V (r.m.s.).
The capacitance measurement should be made at each step
specified in table.
Capacitance change from the value of step 3 should not exceed the
limit specified.
Step
Temp. (°C)
1
25±2
2
-20±3
3
25±2
4
85±2
5
25±2
3
4 Dissipation Factor (D.F.)
1.5% max.
The dissipation factor should be measured at 25°C with 1±0.1kHz
3
and AC 1 to 5V (r.m.s.).
The capacitor should not be damaged when DC voltage of 150% of
Dielectric
5
Strength
Between Terminal
No failure.
the rated voltage is applied between the terminals for 60±5 sec. in
insulating liquid or gas.
(Charge/Discharge current V 50mA)
6 Insulation Resistance (I.R.)
10000MΩ min.
The insulation resistance should be measured with DC1000V within
60±5 sec. of charging.
When mounting the capacitors on equipment, be sure to mount
Strength of
7
Terminal
Torque Strength
Capacitor should not be
broken.
them within the torque strength values shown in the table below.
Terminal Type
ISO M4, No.8-32
torque (N·m)
1.5
8 Life
Humidity
9 (Under Steady
State)
Appearance
Capacitance Change
D.F.
I.R.
Appearance
Capacitance Change
D.F.
I.R.
No marked defect.
Within ±20%
5.0% max.
1000MΩ min.
No marked defect.
Within ±20%
5.0% max.
1000MΩ min.
Apply a DC voltage of 125% of the rated voltage for 100+24/-0 hrs. in
silicon oil at 85±2°C.
Post-treatment: Capacitor should be stored for 24 hrs. at *room
condition. (Charge/Discharge current V 50mA)
Set the capacitor for 100+24/-0 hrs. at 40±2°C in 90 to 95% relative
humidity. Post-treatment: Capacitor should be stored for 24 hrs. at
*room condition.
* "room condition" Temperature: 15 to 35°C, Relative humidity: 45 to 75%, Atmospheric pressure: 86 to 106kPa
15
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