Data Sheet
1
st
Line Supercapacitor
2
nd
Line EDLC Energy Capacity: 0.025 Wh
3
rd
Line Rated Voltage: 2.7 V (DC) , Capacitance Value: 25 F , max. Temp. 65 °C
4
th
Line Marking neg. Pol
5
th
Line WCAP-STSC
6
th
Line RU and Datecode YWW
Component Marking:
Test Condition Shelf Life Cycle Life Endurance
Life Time up to 2 years after 500000 cycles 1000 h, @65°C
Voltage None U
R applied
U
R applied
Current None I
R
I
R
Δ C ≤ 10% of initial value
≤ 30 % of initial
measured value
≤ 30 % of initial
measured value
Δ ESR ≤ 50% of specified value ≤ 2 x ESR ≤ 2 x ESR
Comments
25°C ± 10°C / 60% ±15% RH (dry and cool condition);
discharged ≤ 0.2 V
Life Time Performance:
Additional Information:
Properties
Description
Formular
Max. Discharge Current
I
max
– [A]
is the current taking 1 sec. to discharge from
U
R
to U
R/2
Rated Discharge Current
I
Rated
– [A]
is the current taking 5 sec. to discharge from
U
R
to U
R/2
Leakage Current
I
Leak
– [mA]
is measured at 25°C (after holding 72 h at
U
R
)
Power Density
P – [kW/kg]
impedance matched with m (kg) as net
weight for Capacitor
Energy Density
E – [Wh/kg]
with m(kg) as net weight for Capacitor
ESR
R
ESR
– [mΩ]
R
ESR AC
: measured by contact resistance
meter, conditions: Amplitude: 5 mV
Frequency 1 kHz
R
ESR DC
: measured by constant current
dicharge method (i.a.w. IEC62391)
I
CC
: constant discharge current
Capacitance
C – [F]
I
CC
[A]: constant discharge current
U
1
[V]: U
R
x 0.8
U
2
[V]: U
R
x 0.4
t
1
[sec]: time at U
1
t
2
[sec]: time at U
2
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
CHECKED REVISION DATE (YYYY-MM-DD) GENERAL TOLERANCE PROJECTION
METHOD
ReKa 001.001 2019-01-29 DIN ISO 2768-1m
DESCRIPTION TECHNICAL REFERENCE
WCAP-STSC Supercapacitors
(EDLC‘s)
STP1625256Q2R7DSPB75000
ORDER CODE
850617022001
SIZE/TYPE BUSINESS UNIT STATUS PAGE
16.0 x 25.0 eiCap Valid 2/9
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.