678D Datasheet, PDF (1/6 Pages) Vishay Siliconix – Aluminum Capacitors 105 °C, Miniature, Radial Lead

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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, C_R
Tolerance on C_R
Rated voltage range, U_R
Termination
33 μF to 6800 μF
± 20 %
6.3 WV_DC to 63 WV_DC
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 WV_DC
to 25 WV_DC),
 15 % (40 WV_DC to 63 WV_DC)
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 WV_DC to 25 WV_DC),
 15 % (40 WV_DC to 63 WV_DC)
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)
WV_DC 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} MINIMUM AT 120 Hz
MAXIMUM 
CAPACITANCE 
CHANGE
VOLTAGE
6.3 V to 16 V
25 V to 63 V
MULTIPLIER
0.75
0.85
MAXIMUM 
IMPEDANCE
CHANGE
VOLTAGE
6.3 V to 16 V
25 V to 63 V
MULTIPLIER
2.0
1.5
ESL (TYPICAL VALUES AT 1 MHz TO 10 MHz)
NOMINAL
DIAMETER
0.394
[10.0]
0.512
[13.0]
0.630
[16.0]
0.709
[18.0]
TYPICAL ESL (nH) 4.0
7.0
10.0
12.0
Revision: 23-May-13
1
Document Number: 42055
For technical questions, contact: [e-mail]
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000