ALUMINUM ELECTROLYTIC CAPACITORS
Chip Type, Wide Temperature Range
WT series
Chip type operating over wide temperature range of to –55 ~ +105°C
Designed for surface mounting on high density PC board.
Applicable to automatic mounting machine using carrier tape.
Adapted to the RoHS directive (2002/95/EC).
.
WZ
High
Temperature
Reflow
Low
WF
impeadance
WT
Smaller
Long Life
UT
ZT
Specifications
Item
Performance Characteristics
Category Temperature Range
Rated Voltage Range
Rated Capacitance Range
Capacitance Tolerance
Leakage Current
–55 ~ +105°C
4 ~ 50V
0.1 ~ 1500µF
±20% at 120Hz, 20°C
After 2 minutes' application of rated voltage, leakage current is not more than 0.01CV or 3 (µA) , whichever is greater.
Measurement frequency : 120Hz, Temperature : 20°C
Rated voltage (V)
4
6.3
10
16
25
35
50
tan
δ
tan δ (MAX.)
0.40
0.30
0.24
0.20
0.16
0.14
0.14
Measurement frequency : 120Hz
Rated voltage (V)
4
7
15
6.3
4
8
10
3
8
16
2
4
25
2
4
35
2
3
50
2
3
Stability at Low Temperature
Z–25°C / Z+20°C
Z–40°C / Z+20°C
Impedance ratio
ZT / Z20 (MAX.)
Capacitance
change
Within ±25% of initial value for capacitors of φ3mm unit, and 16V or less.
Within ±20% of initial value for capacitors of 25V or more.
After 1000 hours' application of rated voltage
at 105°C, capacitors meet the characteristic
requirements listed at right.
Endurance
Shelf Life
tan δ
200% or less of initial specified value
Leakage current Initial specified value or less
After storing the capacitors under no load at 105°C for 1000 hours, and after performing voltage treatment based on JIS C 5101-4
clause 4.1 at 20°C, they will meet the specified value for characteristics listed above.
endurance
The capacitors shall be kept on the hot plate maintained at 250°C
for 30 seconds. After removing from the hot plate and restored
at room temperature, they meet the characteristic requirements
listed at right.
Capacitance change
tan δ
Within ±10% of initial value
Initial specified value or less
Initial specified value or less
Resistance to soldering
heat
Leakage current
Marking
Black print on the case top.
Type numbering system (Example : 16V 10 F)
µ
Chip Type
Dimension table in next page.
CAT.8100V