ELECTRIC DOUBLE LAYER CAPACITORS
DMA/DMB
DMA
DMB
RoHS
compliance
SERIES
SERIES
Load Life: 60℃ 1000 hours
Load Life: 70℃ 1000 hours
◆SPECIFICATIONS
Items
Category Temperature Range
Rated Voltage Range
Capacitance Tolerance
Characteristics at High and
low Temperatures
Capacitance Change
ESR
DMA
−25∼＋60℃
2.5Vdc
±20％
（20℃）
½ΔC/C
（＋20℃）
½≦30%
DMB
−25∼＋70℃
Max, 4 times of value at 20℃(at −25℃)
After 1000 hours with rated voltage at 60℃
（DMA）
or70℃
（DMB） the capacitors shall meet the following requirements.
,
Endurance
Capacitance Change
ESR
½ΔC/C
（initial)½≦30%
Max, 3 times of the specification
Storage at High emperature
After 1000 hours without load at 60℃(DMA) or 70℃
（DMB), the capacitors shall meet the same requiremnts specifiled for endurance.
◆PART NUMBER
□□□
Rated Voltage
□□□
Series
□□□
Capacitance
M
Capacitance Tolerance
□□□
Option
□□
Lead Forming
D×L
Case Size
Lead Forming : Please refer to aluminum electrolytic capacitors section.
◆DIMENSIONS
SLEEVE
（PET）
(mm)
φd
F ±0.5
φD
φd
F
8
0.6
3.5
10 12.5 16
0.6 0.6 0.8
5.0 5.0 7.5
18 20 22
0.8 1.0 1.0
7.5 10.0 10.0
L＋2.0 MAX
15MIN
4MIN
φD＋0.5MAX
◆STANDARD SIZE
Serires
Rated Voltage(Vdc)
Capacitance(F)
** Lead Forming
：
ESR
（Ω/20℃, 1kHz）
φD x L
(mm)
Part No.
DMA
2.5
50
60
100
190
2.2
3.3
4.7
10
0.1
1
0.5
0.2
DMB
2.5
15
22
30
50
70
100
150
0.1
18×35.5
18×40
20×55
22×65
8×16
8×20
10×20
10×35
12.5×25
12.5×30
16×25
16×31.5
18×40
20×45
20×55
22×65
2.5DMA50M**18×35.5
2.5DMA60M**18×40
2.5DMA100M**20×55
2.5DMA190M**22×65
2.5DMB2R2M**8×16
2.5DMB3R3M**8×20
2.5DMB4R7M**10×20
2.5DMB10M**10×35
2.5DMB10M**12.5×25
2.5DMB15M**12.5×30
2.5DMB22M**16×25
2.5DMB30M**16×31.5
2.5DMB50M**18×40
2.5DMB70M**20×45
2.5DMB100M**20×55
2.5DMB150M**22×65
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