Aluminum Electrolytic Capacitors
CD293(CD289-a)
CD292(CD289-c)
Series
CD291(CD289-b)
Standard product, suited for use in filtering in switching power supplies circuit
Load life of 2000 hours at 85
Specifications
Item
Characteristics
315V 450V : -25
Operating Temperature Range
Rated Voltage Range
Nominal Capacitance Range
Capacitance Tolerance
10V 250V : -40
10V 450V
+85
+85
(20
47£ gF 22000£ gF
M ( 20%)
120Hz)
I
0.02CRUR (£ gA)
Leakage Current
CR: Nominal capacitance (£ gF) UR: Rated voltage(V)
(20 , after 5 minutes)
tan
0.50
0.50
0.40
0.40
0.30
0.25
0.20
0.15
0.20
0.12
0.15
Dissipation Factor (Max)
(20
120Hz)
5
8
Low Temperature Stability
(Impedance Ratio)
4
7
8
(120Hz)
After 2000 hours’ application of rated voltage with rated ripple current at 85 ,the
capacitor shall meet the following requirement:
Capacitance change
Dissipation factor
Leakage current
Within 20% of the initial value.
Load Life
Shelf Life
Not more than 200% of the initial specified value.
Not more than the initial specified value.
After storage for 1000 hours at +85 , the capacitors shall meet the requirement of load life above.
Freq.
50 Hz
120 Hz
1k Hz
10k Hz
20k Hz
UR
Rated Ripple Current &
Frequency Multipliers
0.95
0.95
0.90
1.00
1.00
1.00
1.10
1.16
1.20
1.15
1.30
1.50
1.15
1.33
1.55
63V 100V
160V
Temperature
2.1
1.5
1.5
1.3
1.0
1.0
Rated Ripple Current &
Temperature Multipliers
<160
160
2.1
UR(V)
1.7
Dimensions
mm
D
D
D
D
1.5
L
22
25
30
35
25
30
30
30
30
35
35
35
35
40
40
40
40
45
50
1.5
L
25
25
25
45
45
45
50
50
50
1.5
L
1.5
L