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Datasheet> All Categories > Passive components> capacitor> ECHA251VRD821MA35M
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ECHA251VRD821MA35M

Description
Aluminum Electrolytic Capacitor, Polarized, Aluminum, 250V, 20% +Tol, 20% -Tol, 820uF,
CategoryPassive components    capacitor   
File Size46KB，2 Pages
ManufacturerUnited Chemi-Con
Websitehttp://www.chemi-con.com/
Environmental Compliance
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ECHA251VRD821MA35M Overview

Aluminum Electrolytic Capacitor, Polarized, Aluminum, 250V, 20% +Tol, 20% -Tol, 820uF,

ECHA251VRD821MA35M Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Objectid762476986
package instruction,
Reach Compliance Codecompliant
ECCN codeEAR99
capacitance820 µF
Capacitor typeALUMINUM ELECTROLYTIC CAPACITOR
diameter35 mm
dielectric materialsALUMINUM
length35 mm
negative tolerance20%
Number of terminals2
Maximum operating temperature105 °C
Minimum operating temperature-25 °C
Package formSnap-in
polarityPOLARIZED
positive tolerance20%
Rated (DC) voltage (URdc)250 V
ripple current2420 mA
seriesCHA

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LARGE CAPACITANCE ALUMINUM ELECTROLYTIC CAPACITORS
Upgrade!
LXH
Overvoltage resistant design, 105C
@Doesn't
spark with DC over voltage
@Downsized
from current KLG series
@Endurance
with ripple current : 2,000hours at 105C
@Non
solvent resistant type
@RoHS
Compliant
Downsized
Longer life
KLG
Downsized
CHA
?SPECIFICATIONS
Items
Category
Temperature Range
Rated Voltage Range
Capacitance Tolerance
Leakage Current
Dissipation Factor
(tane)
Low Temperature
Characteristics
(Max.Impedance Ratio)
Characteristics
-25 to +105C
200 to 450V
dc
P20%
(M)
I[3
CV
Where, I : Max. leakage current (MA), C : Nominal capacitance (MF), V : Rated voltage (V
dc
)
200V
dc :
0.15 max. (0.20 max. for
FD=35mm)
400V
dc :
0.15 max.
Rated Voltage (V
dc
)
200 to 450V
Z(-25C) / Z(+20C)
4
(at 20C, 120Hz)
(at 20C after 5 minutes)
(at 20C, 120Hz)
ESL
Endurance
Shelf Life
(at 120Hz)
50nH max.
(at 20C, 1MHz)
The following specifications shall be satisfied when the capacitors are restored to 20C after subjected to DC voltage with the rated
ripple current is applied for 2,000 hours at 105C.
Capacitance change
[P20%
of the initial value
D.F. (tanE)
[200%
of the initial specified value
Leakage current
[The
initial specified value
The following specifications shall be satisfied when the capacitors are restored to 20C after exposing them for 1,000 hours at 105C without
voltage applied. Before the measurement, the capacitor shall be preconditioned by applying voltage according to Item 4.1 of JIS C 5101-4.
Capacitance change
[P15%
of the initial value
D.F. (tanE)
[150%
of the initial specified value
Leakage current
[The
initial specified value
?DIMENSIONS
[mm]
@Terminal
Code : VS (F22 to
F35)
Sleeve (Pb-free PVC : Brown)
FD+1max.
Negative mark
PC board pin-out
10
Vent
LP2
4.0P0.5
2-F2
The standard design has no plastic disc.
?PART
NUMBERING SYSTEM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
E CHA
AAA
VS N
AAA
M
AAA
M
Supplement code
Size code
Capacitance tolerance code
Capacitance code (ex. 56MF:560,100MF:101)
Dummy terminal code
Terminal code
Voltage code (ex. 200V:201,400V:401)
Series code
Category
Please refer to "Product code guide (snap-in type)"
?RATED
RIPPLE CURRENT MULTIPLIERS
@Frequency
Multipliers
Frequency (Hz)
200 to 450V
dc
50
0.77
120
1.00
300
1.16
1k
1.30
10k
1.41
50k
1.43
The endurance of capacitors is reduced with internal heating produced by ripple current at the rate of halving the lifetime with every 5C rise.
When long life performance is required in actual use, the rms ripple current has to be reduced.
(1/2)
CAT. No. E1001K

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