678D
678D is Aluminum Capacitor manufactured by Vishay.
FEATURES
- Improved SMPS output capacitors
- Highest ripple current ratings per case size
- High CV
Available
- Material categorization: for definitions of pliance please see .vishay./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
+85...