Aluminum Capacitor
www.vishay.com
678D
Vishay Sprague
Aluminum Capacitors 105 °C, Miniature, Radial Lead
FEATURES
• Improved SMPS outpu...
Description
www.vishay.com
678D
Vishay Sprague
Aluminum Capacitors 105 °C, Miniature, Radial Lead
FEATURES
Improved SMPS output capacitors
Highest ripple current ratings per case size High CV
Available
Material categorization: for definitions of compliance please see www.vishay.com/doc?99912
QUICK REFERENCE DATA
DESCRIPTION
VALUE
Nominal case size Ø D x L in inches [mm]
0.394 x 0.472 [10.0 x 12.0] to 0.709 x 1.575 [18.0 x 40.0]
Operating temperature
-55 °C to +105 °C
Rated capacitance range, CR Tolerance on CR Rated voltage range, UR
Termination
33 μF to 6800 μF
± 20 %
6.3 WVDC to 63 WVDC 2 and 3 radial leads and axial
mount.
Life validation test at 105 °C
4000 h (0.512" [13.0] diameter):
3000 h (0.394" [10.0] diameter):
CAP 20 % (6.3 WVDC to 25 WVDC),
15 % (40 WVDC to 63 WVDC) from initial measurement.
ESR 1.3 x initial
specified limit.
DCL 2 x initial specified limit.
Shelf life at 105 °C
1000 h: CAP 20 %
(6.3 WVDC to 25 WVDC), 15 % (40 WVDC to 63 WVDC)
from initial measurements.
ESR 1.3 x initial
specified limit.
DC leakage current
I = 0.01 CV (2 min charge time) I = 0.03 CV (1 min charge time)
I in μA, C in μF, V in Volts
RIPPLE CURRENT MULTIPLIERS
TEMPERATURE
AMBIENT TEMPERATURE
MULTIPLIERS
+105 °C
1.0
+85 °C
2.2
+75 °C
2.7
+65 °C
3.0
FREQUENCY (Hz)
WVDC 50 TO 60 100 TO 120 300 TO 400 1K TO 19K 20K TO 200K
6.3 to 63 0.60
0.70
0.75
0.82
1.0
LOW TEMPERATURE PERFORMANCE
CAPACITANCE RATIO C-55 °C / C+25 °C MINIM...
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