ELECTRIC DOUBLE LAYER CAPACITORS “DYNACAP”
DCK
GREEN
CAP
60℃
Coin Cell Capacitors
Unlike batteries, the number of charging/
discharging cycles unlimited and rapid
charging / discharging is possible.
High reliability, Safe and unlike secondary
batteries, this is pollution free devices.
Marking color：White print on an indigo sleeve
■ SPECIFICATIONS
Item
Max. operating voltage
Performance
3.3V
Category Temperature Range
Tolerance at rated capacitance
10℃~+60℃
20%~+80%
Size code
Rated capacitance (F)
Internal resistance ()
614
0.2
200
621
0.4
200
Internal resistance
at 1 kHz
Size code
Rated capacitance (F)
Internal resistance ()
614
621
Characteristics at high
and low temperature
Within ±50% of the value at 20℃
Less than five times the initial specified value
Within ±50% of the value at 20℃
Less than ten times of the value at 20℃
Size code
614
60℃ 1000 hours
Within 30% of the initial measured value
2k Max.
621
60℃ 500 hours
Within 40% of the initial measured value
800 Max
Test time and temp
Rated capacitance (F)
Internal resistance ()
Endurance (60℃)
Shelf life (60℃)
Same as endurance.
Applicable standards
Conforms to JIS C5160-1 2009 (IEC 62391-1 2006)
■ OUTLINE DRAWING
Unit：mm
Part numbering system (example : 621, 3.3V0.22F, terminal shaped : E)
─
─
E
□
Additional
symbol
DCK
Series code
3R3
Max. operating voltage
symbol
E
224
Rated capacitance
symbol
Part number is refer to below table.
■ STANDARD RATINGS
DL (mm)
6.81.4
Max. operating voltage (V)
Rated capacitance (F)
ELNA Parts No.
DCK-3R3E204T614-E
DCK-3R3E224U-E
DCK-3R3E404T-E
3.3
3.3
3.3
0.2
0.22
0.4
6.82.1
6.82.1
NOTE
34
Design, Specifications are subject to change without notice.
Ask factory for technical specifications before purchase and/or use.
