KF Series
KF
Series
Features
◆
Used in communication equipments, switching power supply, industrial measuring instruments, etc.
◆
Endurance 2000~5000 Hrs at 105℃
◆
Safety vent construction design.
◆
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.
Working Voltage(VDC)
D.F. (%)max.
Working Voltage(VDC)
D.F. (%)max.
6.3
18
10
16
16
14
25
12
35
10
I≦0.03 CV (μA)
After 2 minutes withrate working voltage applied.
50
9
63
8
100
8
Performance Characteristics
-25 to +105℃
160 to 450 VDC
0.47 to 470
μF
Dissipation Factor
(tanδ,at 20℃,120Hz)
160 200 250 350 400 420 450
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
Dφ
Life hours
Duration time
: as right
Ambient temperature
: +105℃
5-6.3φ
2000
Applied voltage
: Rated DC working voltage
8φ
3000
After test requirement at +20℃
≧10φ
5000
Capacitance change
:
≦ ±20%
of the initial measured value
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 Endurance.
Pre-treatment for measurements shall be conducted after application of DC working voltage
for 30 minutes.
Radial
Endurance
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
0.65
0.72
0.78
400
0.76
0.80
0.84
0.87
1K
0.85
0.89
0.90
0.91
10K
0.97
0.97
0.98
0.98
50K~100K
1.0
1.0
1.0
1.0
Diagram of Dimensions:(unit:mm)
Dφ
F
dφ
α
5
2.0
0.5
6.3
2.5
8
3.5
L<20
0.5
L≧20
0.6
10
5.0
0.6
13
5.0
16
7.5
18
7.5
0.8
22
10
D<16
1.5
D=16
L:25~35.5
L﹤25 and L≧40
L:25~31.5
D=18
L﹤25 and L≧35.5
D>18
2.0
1.5
2.0
1.5
2.0
177