CD
28L
QL Series
4 000 - 10 000h at 105°C
· Miniaturized
· Low Impedance, High Current
· Switching Power Supply
CD
110
PT
CD
269
PH
125°C
85°C
CD
287
GC
smaller
lower ESR
CD
28L
QL
longest life
lowest ESR
CD
281
LL
CD
284
XY
Item
Operating Temperature Range (°C)
Voltage Range (V)
Capacitance Range (µF)
Capacitance Tolerance (20°C, 120Hz)
Leakage Current (µA)
Characteristics
-55 ~ +105
6,3 ~ 63
12 ~ 18 000
± 20%
After 2 minutes at 20°C application of rated voltage, leakage current is not more than 0,01CV or 3, whichever is greater.
C: Nominal Capacitance (µF) V: Rated Voltage (V)
Radial
Rated Voltage (V)
Dissipation Factor (20°C, 120Hz)
Tanδ(max)
6,
0,22
10
0,19
16
0,16
2
0,14
0,12
0
0,10
6
0,08
For Capacitances >1 000µF add 0,02 to every 1 000µF
Stability at Low Temperature
(Impedance Ratio at 120Hz)
Rated Voltage (V)
6,3 ~ 63
3
Z
-55°C
/ Z
+20°C
Useful Life
Lifetime
Leakage Current
Capacity Change
Dissipation Factor
Condition:
Applied Voltage
Applied Current
Applied Temperature
Failure Rate Level
Ø ≤ 6,3
: 000h
Ø 8 ~ 10 : 6 000h
Ø ≥ 8: > 250 000h
Ø ≥ 12
: 10 000h
Not more than specified value
Within ± 30% of initial value
Not more than 300% of specified value
Load Life
Ø ≤ 6,3
: 2 000h
Ø 8 ~ 10
: 3 000h
Ø ≥ 12
: 5 000h
Not more than
specified value
Within ± 20% of
initial value
Endurance Test
Ø ≤ 6,3
: 3 000h
Ø 8 ~10
: 5 000h
Ø ≥ 12
: 7 000h
Not more than
specified value
Within ± 20% of initial
value
Shelf Life
1 000h
Not more than specified
value
Within ± 20% of initial
value
Not more than 200% of
specified value
Not more than 200% Not more than 200%
of specified value
of specified value
U
R
I
R
105°C
≤ 1% Failure Rate
U
R
1,4 x I
R
40°C
≤ 1% Failure Rate
U
R
I
R
105°C
guaranteed
U
R
I
R
= 0
105°C
U
R
= 0
I
R
= 0
105°C
After test:
U
R
to be applied
for 30min
>24h before
measurement
Multiplier for Ripple Current
Frequency Coefficient
Frequency
120Hz
Capacitance (µF)
12 ~ 180
220 ~ 560
680 ~ 1800
2 200 ~ 3 900
4700 ~ 18000
0,40
0,50
0,60
0,75
0,85
0,75
0,83
0,86
0,90
0,95
0,90
0,93
0,95
0,97
0,98
1,00
1,00
1,00
1,00
1,00
0.5
2.5
Lifetime Diagram
1kHz
10kHz
100kHz
I
A
–––
2.0
CD
28L
QL Series
I
R
1.5
1.0
X32
Lifetime
Multiplier
X16
X8
X4
X2
X1
0.0
40
50
60
70
80
90
100
110
TA
(˚C)
I
A
= actual ripple current at 100kHz, I
R
= rated ripple current at 100kHz, 105°C
Multiplier of Useful Life as a function of ambient temperature and ripple current load
0
Direct Contact & Support: Jianghai Europe GmbH +49 (0)2151-652088-0 info@jianghai-europe.com www.jianghai-europe.com
v2006.2
JIANGHAI [ JIANGHAI EUROPE GMBH ]
