KF Series
KF
Series
Features
◆
Used in communication equipments, switching power supply, industrial measuring instruments, etc.
◆
Load life 2000~5000 Hrs at 105℃
◆
Safety vent construction design.
◆
For detail specifications, please refer to Engineering Bulletin No. E126
◆
RoHS Compliant
Low Impedance
Specifications
Item
Operating Temperature Range
Rated Voltage Range
Capacitance Range
Capacitance Tolerance
Leakage Current (+20℃,max.)
-40 to +105℃
6.3 to 100 VDC
0.47 to 15000
μF
±20%(120Hz,+20℃)
I≦0.01 CV or 3 (μA)
After 2 minutes whichever is greater measured with rated
working voltage applied.
Performance Characteristics
-25 to +105℃
160 to 450 VDC
0.47 to 470
μF
I≦0.03 CV (μA)
After 2 minutes withrate working voltage applied.
Dissipation Factor
(tanδ，at 20℃，120Hz)
Working Voltage(VDC)
D.F. (%)max.
6.3
18
10
16
16
14
25
12
35
10
50
9
63
8
100
8
Working Voltage(VDC) 160 200 250 350 400 420 450
D.F. (%)max.
12 12 12 15 15 17 17
For capacitance
＞1000 μF,
add 2% per another 1000uF.
Impedance ratio max
Working Voltage(VDC)
Z-25℃ Z+20℃
Z-40℃ Z+20℃
Working Voltage(VDC)
Z-25℃ Z+20℃
Z-40℃ Z+20℃
6.3
4
8
10
3
6
16
3
4
25
3
3
35
3
3
50
3
3
63
2
3
100
2
3
Low Temperature Characteristics
(at 120Hz)
160 200 250 350 400 450
2
2
3
5
5
6
3
6
6
6
6
-
For capacitance
＞1000 μF,
add 0.5 per another 1000uF for -25℃ +20℃
add 1 per another 1000uF for -40℃ +20℃
Test conditions
D
φ
Life hours
Duration time
: as right
Ambient temperature
: +105℃
5 - 6.3
φ
2000
Applied voltage
: Rated DC working voltage
8
φ
3000
After test requirement at +20℃
Capacitance change
:
≦ ±20%
of the initial measured value
5000
≧
10
φ
Dissipation factor
:
≦
200% of the initial specified value
(160-450V : 2000hrs)
Leakage current
:
≦
The initial specified value
Test conditions
Duration time
: 1000Hrs
Ambient temperature
: +105℃
Applied voltage
: None
After test requirement at +20℃: Same limits as Load life.
Pre-treatment for measurements shall be conducted after application of DC working voltage
for 30 minutes.
Load Life
Shelf Life
Multiplier for Ripple Current vs. Frequency
CAP(μF) Frequency(Hz) 50(60)
CAP≦10
0.47
10＜CAP≦100
0.52
100＜CAP≦1000
0.58
1000＜CAP
0.63
120
0.59
0.62
0.72
0.78
400
0.76
0.80
0.84
0.87
1K
0.85
0.89
0.90
0.91
10K 50K-100K
0.97
1
0.97
1
0.98
1
0.98
1
Dφ
F
dφ
α
5
2.0
0.5
D＜18
1.5
6.3
2.5
8
3.5
10
5.0
0.6
D＞18
2.0
13
5.0
16
7.5
18
7.5
0.8
22
10
Diagram of Dimensions:(unit:mm)
L＜20
0.5
L≧20
0.6
D＝18
L＜35.5 L≧35.5
1.5
2.0
120
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