RUF Megastar Electronics Inc., RUF Datasheet
RUF
Manufacturer Part Number
RUF
Description
Aluminum Electrolytic Capacitors Low Esr, Low Impedance, Radial Leads
Manufacturer
Megastar Electronics Inc.
Datasheet
1.RUF.pdf
(3 pages)
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RUF
• Very low impedance and ESR at high frequency
• Large permissible ripple current
• High performance and reliability
• For switching mode power supplies (SMPS)
• Load life of 2000 hours at 105˚C
• Possible cleaning by Freon TE,TES,TMS (5 min)
• Standard lead style
D’= [D+0.5]Max.
Operating temperature range
Rated working voltage range
Nominal capacitance range
D.C Leakage current(at 20˚C)
Tan (max., at 20˚C, 120Hz)
Characteristics
at low temperature(max.)
(impedance ratio at 120Hz)
Load life
Shelf life
øD
ød
Features
Specifications
Case sizes and Dimensions
P
8.0
3.5
Item
SERIES
L’= [L+1.0]Max. at D ≤ 8.0
L’= [L+1.5]Max. at D ≥ 10.0
15.0
10.0
0.6
ød
4.0
5.0
The following specifications shall be satisfied when the rated voltage is applied for the required
time.
After applying rated working voltage for 2000 hours at +105˚C and then being stabilized at +20˚C,
capacitors shall meet following limits.
After storage for 500 hours at +105˚C with no voltage applied and then being stabilized at +20˚C,
capacitors shall meet following limits.
13.0
Capacitance change
Tan
Leakage current
Capacitance change
Tan
Leakage current
W.V(V)
Tan
Where l =Leakage current(µA)
Z-55˚C/Z20˚C
W.V(V)
0.12
6.3
l ≤ 0.002CV or 2µA(3 min), whichever is greater
39
ALUMINUM ELECTROLYTIC CAPACITORS
1µF ~ 1000µF, ±20%(at 20˚C, 120Hz)
L
Performance Characteristics
OW
• Frequency
• Temperature
W.V
0.10
10
Ripple current coefficient
6.3~10
ESR, Low Impedance, Radial Leads
Temperature
3
C=Nominal capacitance(µF)
-55˚C ~ +105˚C
6.3~16V
25~35V
Factor
6.3V ~ 50V
50V
Within ± 15% of initial measured value
≤ 150% of initial specified value
≤ Initial specified value
Within ± 10% of initial measured value
≤ 115% of initial specified value
≤ 200% of initial specified value
Freq(Hz)
0.08
16
0.54
0.43
0.39
50
≤ 40˚C
1.5
0.06
16
25
2
0.70
0.57
0.55
120
70˚C
1.3
V=Rated voltage(V)
0.85
0.73
0.71
300
0.06
35
85˚C
0.95
0.88
0.86
1K
1
25~50
2
10~100K
105˚C
0.05
0.55
50
1
1
1
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RUF Summary of contents
Page 1
... RUF SERIES Features • Very low impedance and ESR at high frequency • Large permissible ripple current • High performance and reliability • For switching mode power supplies (SMPS) • Load life of 2000 hours at 105˚C • Possible cleaning by Freon TE,TES,TMS (5 min) ...
Page 2
... RUF SERIES Dimensions & Maximum permissible ripple current [mA(rms) at 85˚C, 100Hz] W.V 6.3 Cap(µF) SIZE I SIZE R 1.0 2.2 3.3 4 8x11.5 47 10x12.5 510 10x16 100 10x20 780 10x20 220 13x20 970 13x20 330 13x20 1280 13x25 470 13x25 1970 13x40 1000 Max. Impedance (Ω at 20˚C, 100 KHz) W ...
Page 3
... RUF SERIES PERFORMANCE CURVES •16V-470 F Impedance-Frequency Characteristics 5.0 -55˚C 0.5 -40˚C -25˚C 0.1 0.05 +20˚C +105˚C 0 FREQUENCY (Khz) Capacitance-Temperature Characteristics (120 Hz -10 -20 -55 -25 20 TEMPERATURE (˚C) Tan -Temperature Characteristics (120 Hz) 0.5 0.1 0.05 0.02 -55 -25 20 TEMPERATURE (˚ -10 -20 0˚C 100 1000 0.2 0.1 0.05 0.02 85 105 2.0 1.0 0.05 0.02 85 105 41 50V-47µF 16V-470µ ...