CD284的ds，都是上写了这个芯片的用法
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2021-01-15
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CD 284 XY Series
2000 ~5000h at 105℃
125°C
85°C smaller
lower ESR
longer life lower ESR
Items
Characteristics
Operating Temperature Range(°C)
-40~ +105
Voltage Range (V)
6.3~ 100
Capacitance Range(µF)
6.8 ~ 6800
Capacitance Tolerance (20°C,120Hz)
±20%
Leakage Current (µA)
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)
Dissipation Factor
(20°C, 120Hz)
Rated Voltage(V) 6.3 10 16 25 35 50 63 100
Tan δ(max) 0.22 0.19 0.16 0.14 0.12 0.10 0.09 0.08
For Capacitances>1000µF add 0.02 to every 1000µF
Stability at Low Temperature
(Impedance Ratio at 120Hz)
Rated Voltage(V) 6.3~100
Z
-25
℃
/+20
℃
2
Z
-40
℃
/+20
℃
3
Dimensions mm Frequency Coefficient
Frequency
Cap(µF)
120Hz 1kHz 10kHZ 100KHZ
6.8~33
0.42
0.70
0.90
1.00
39~270
0.50
0.73
0.92
1.00
330~680
0.55
0.88
0.98
1.00
820~1800
0.66
0.90
0.99
1.00
2200~6800
0.70
0.92
1.00
1.00
Temperature Coefficient
Useful Life Load Life Endurance Test Shelf Life
Lifetime
φ≤
6.3 :4000h
φ8 :6000h
φ10 :8000h
φ
12.5 :10000h
φ≥8:>250000h
φ≤
6.3 :2000h
φ8 :3000h
φ10 :4000h
φ
12.5 :5000h
φ≤
6.3 :2500h
φ8 :3500h
φ10 :5000h
φ
12.5 :6000h
1000h
Leakage Current
Not more than specified value
Not more than specified
value
Not more than specified
value
Not more than specified
value
Capacitance Change
Within ±50% of initial value
Within ±25% of
initial
value
Within ±25% of initial
value
Within ±20% of initial
value
Dissipation Factor
Not more than 300% of specified value
Not more than 200% of
specified value
Not more than 200% of
specified value
Not more than 200% of
specified value
Condition:
Applied Voltage
Applied Current
Applied Temperature
U
R
I
R
105°C
U
R
1.4 x I
R
40°C
U
R
I
R
105°C
U
R
I
R
= 0
105°C
U
R
=0
I
R
= 0
105°C
Temperature(
℃
)
≤65
+80 +105
Coefficient 2.0 1.7 1.0
Lowest Impedance
High Ripple Current
Switching Power Supplies
ΦD
5 6.3 8 10 12.5 16 18
F
2.0 2.5 3.5 5.0 7.5
Φ
d
0.5 0.6 0.8
a
1.5
2.0
After test:
U
R
to be applied
for 30min>24h
before
measurement
CD
269
PH
CD
110
PT CD
287
GC CD
28L
QL
CD
281
LL CD
284
XY
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