256 PMG-SI
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Revision: 27-Mar-15 1Document Number: 28410
For technical questions, contact: aluminumcaps2@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
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Aluminum Capacitors
Power Miniaturized General Purpose - Snap-In
Fig. 1
FEATURES
• Useful life: 2000 h at +105 °C, > 5000 h at +85 °C
• Voltage range from 16 V to 100 V
• Polarized aluminum electrolytic capacitors,
non-solid electrolyte
• Pressure relief on the top of the aluminum case
• PET insulation sleeve
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
APPLICATIONS
• General purpose, industrial
• Standard and switched mode power supplies
• Audio systems
•DC/DC converters
• Telecom
• Smoothing and filtering
MARKING
The capacitors are marked (where possible) with the
following information:
• Rated capacitance (in µF)
• Tolerance on rated capacitance, code letter in accordance
with IEC 60062 (± 20 %)
• Rated voltage (in V)
• Date code; abbreviation in 2 digits in accordance with
IEC 60062
• Name of manufacturer
• Code for factory of origin (04)
• “-” sign to identify the negative terminal, visible from the
top and side of the capacitor
• Relevant part of ordering code. Example
MAL225638472E3, marking will show: 256 38472
• Climatic category in accordance with IEC 60068
• LL for Long Life
QUICK REFERENCE DATA
DESCRIPTION VALUE
Nominal case size
(D x L in mm) 20 x 25 to 35 x 45
Rated capacitance range
(E6 series), CR820 F to 47 000 F
Tolerance on CR± 20 %
Rated voltage range, UR16 V to 100 V
Category temperature range -40 °C to +105 °C
Endurance test at +105 °C 2000 h
Useful life at +105 °C 2000 h
Useful life at +85 °C > 5000 h
Shelf life at 0 V, 105 °C 1000 h
Based on sectional
specification IEC 60384-4/EN130300
Climatic category IEC 60068 40/105/56
256
PMG-SI
158
PUL-SI
longer life
SELECTION CHART FOR CR, UR, AND RELEVANT NOMINAL CASE SIZES (Ø D x L in mm)
CR
(μF)
UR (V)
16 25 35 50 63 80 100
820------22 x 30
1200 - - - - 22 x 25 - 25 x 30
1500 - - - - - 22 x 35 -
2200 - - - 22 x 25 22 x 30 25 x 30 25 x 40
2700 - - - 22 x 25 - - 30 x 35
3300 - - 22 x 25 22 x 30 25 x 35 35 x 25 30 x 40
3900 - - - 22 x 35 - - -
4700 - - 22 x 25 25 x 30 25 x 40 35 x 30 35 x 40
5600 - - - - - 35 x 45 35 x 45
6800 - - 25 x 30 25 x 40 35 x 30 35 x 40 -
8200 - 22 x 25 - - - - -
10 000 20 x 25 - 30 x 30 30 x 40 35 x 40 - -
15 000 22 x 30 22 x 40 - - - - -
22 000 25 x 30 25 x 40 35 x 40 - - - -
47 000 35 x 35 - - - - - -
256 PMG-SI
www.vishay.com Vishay BCcomponents
Revision: 27-Mar-15 2Document Number: 28410
For technical questions, contact: aluminumcaps2@vishay.com
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
DIMENSIONS in millimeters AND AVAILABLE FORMS
Fig. 2 - Two terminal snap-in Fig. 3 - Mounting hole diagram
Table 1
Notes
• Unless otherwise specified, all electrical values in Table 2 apply
at Tamb = 20 °C, P = 86 kPa to 106 kPa, RH = 45 % to 75 %
ORDERING EXAMPLE
Aluminum electrolytic capacitor 256 series;
4700 µF/63 V;
2-terminal snap-in: MAL225638472E3
4.0 ± 0.5
L + 2 max.
Position of the
pressure relief/
safety vent
+ Terminal
- Terminal
L
Bottom view
Ø D
The minus and/or plus terminal can be marked with an imprinted sign.
Ø 2 ± 0.1 (2 x)
10 ± 0.1
DIMENSIONS in millimeters, MASS AND PACKAGING QUANTITIES
NOMINAL
CASE SIZE
Ø D x L
Ø Dmax. Lmax. MASS
(g)
PACKAGING
QUANTITIES
(units per box)
CARDBOARD BOX
DIMENSIONS
L x W x H
20 x 25 21 27 10 104 310 x 200 x 42
22 x 25 23 27 11 84 310 x 200 x 42
22 x 30 23 32 15 84 310 x 200 x 47
22 x 35 23 37 17 84 310 x 200 x 52
22 x 40 23 42 19 84 310 x 200 x 57
25 x 30 26 32 18 66 310 x 200 x 47
25 x 35 26 37 20 66 310 x 200 x 52
25 x 40 26 42 27 66 310 x 200 x 57
25 x 50 26 52 28 66 310 x 200 x 67
30 x 30 31 32 32 45 310 x 200 x 47
30 x 35 31 37 35 45 310 x 200 x 52
30 x 40 31 42 37 45 310 x 200 x 57
30 x 50 31 52 42 45 310 x 200 x 67
35 x 25 36 27 32 40 310 x 200 x 42
35 x 30 36 32 38 40 310 x 200 x 47
35 x 35 36 37 43 40 310 x 200 x 52
35 x 40 36 42 50 40 310 x 200 x 57
35 x 45 36 47 57 40 310 x 200 x 62
ELECTRICAL DATA
SYMBOL DESCRIPTION
CRRated capacitance at 120 Hz, +20 °C
IRRated RMS ripple current at 120 Hz, +105 °C
IL5 Max. leakage current after 5 min at UR
ESR Max. equivalent series resistance at 120 Hz, +20 °C
256 PMG-SI
www.vishay.com Vishay BCcomponents
Revision: 27-Mar-15 3Document Number: 28410
For technical questions, contact: aluminumcaps2@vishay.com
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
Table 2
ELECTRICAL DATA AND ORDERING INFORMATION
UR
(V)
CR
(μF)
CASE SIZE
Ø D x L
(mm)
IR
120 Hz
+105 C
(A)
tan
120 Hz
+20 °C
TYP. ESR
120 Hz
+20 °C (1)
()
MAX. ESR
120 Hz
+20 °C (1)
()
IL
5 min
(mA)
ORDERING CODE
16
10 000 20 x 25 1.61 0.50 0.047 0.066 1.20 MAL225615103E3
15 000 22 x 30 2.20 0.50 0.031 0.044 1.47 MAL225625153E3
22 000 25 x 30 2.77 0.50 0.021 0.030 1.50 MAL225635223E3
47 000 35 x 35 4.85 0.50 0.010 0.014 1.50 MAL225655473E3
25
8200 22 x 25 1.73 0.45 0.040 0.073 1.36 MAL225626822E3
15 000 22 x 40 2.65 0.45 0.022 0.040 1.50 MAL225626153E3
22 000 25 x 40 3.22 0.45 0.015 0.027 1.50 MAL225636223E3
22 000 30 x 30 3.18 0.45 0.015 0.027 1.50 MAL225646223E3
35
3300 22 x 25 1.31 0.40 0.074 0.161 1.02 MAL225620332E3
4700 22 x 25 1.63 0.40 0.053 0.113 1.22 MAL225620472E3
6800 25 x 30 2.04 0.40 0.037 0.078 1.46 MAL225630682E3
10 000 30 x 30 2.75 0.40 0.027 0.053 1.50 MAL225640103E3
22 000 35 x 40 4.69 0.40 0.013 0.024 1.50 MAL225650223E3
50
2200 22 x 25 1.48 0.35 0.088 0.211 0.99 MAL225621222E3
2700 22 x 25 1.53 0.35 0.072 0.172 1.10 MAL225621272E3
3300 22 x 30 1.76 0.35 0.059 0.141 1.22 MAL225621332E3
3900 22 x 35 1.97 0.35 0.050 0.119 1.32 MAL225621392E3
4700 25 x 30 2.18 0.35 0.042 0.099 1.45 MAL225631472E3
6800 25 x 40 2.92 0.35 0.030 0.068 1.50 MAL225631682E3
10 000 30 x 40 3.55 0.35 0.022 0.046 1.50 MAL225641103E3
63
1200 22 x 25 1.19 0.30 0.118 0.332 0.82 MAL225628122E3
2200 22 x 30 1.55 0.30 0.069 0.181 1.12 MAL225628222E3
3300 25 x 35 2.06 0.30 0.049 0.121 1.37 MAL225638332E3
4700 25 x 40 2.51 0.30 0.038 0.085 1.50 MAL225638472E3
4700 30 x 30 2.48 0.30 0.038 0.085 1.50 MAL225648472E3
6800 35 x 30 3.30 0.30 0.028 0.059 1.50 MAL225658682E3
10 000 35 x 40 3.90 0.30 0.020 0.040 1.50 MAL225658103E3
80
1500 22 x 35 1.48 0.25 0.081 0.221 1.04 MAL225622152E3
2200 25 x 30 1.65 0.25 0.056 0.151 1.26 MAL225632222E3
3300 35 x 25 2.30 0.25 0.040 0.101 1.50 MAL225652332E3
4700 35 x 30 2.64 0.25 0.030 0.071 1.50 MAL225652472E3
5600 35 x 45 3.39 0.25 0.026 0.059 1.50 MAL225652562E3
6800 35 x 40 3.56 0.25 0.022 0.049 1.50 MAL225652682E3
100
820 22 x 30 1.14 0.20 0.100 0.324 0.86 MAL225629821E3
1200 25 x 30 1.56 0.20 0.072 0.221 1.04 MAL225639122E3
2200 25 x 40 2.15 0.20 0.044 0.121 1.41 MAL225639222E3
2700 30 x 35 2.37 0.20 0.036 0.098 1.50 MAL225649272E3
3300 30 x 40 2.77 0.20 0.030 0.080 1.50 MAL225649332E3
4700 35 x 40 3.30 0.20 0.023 0.056 1.50 MAL225659472E3
5600 35 x 45 3.51 0.20 0.020 0.047 1.50 MAL225659562E3
Note
(1) ESR at 100 Hz is approximately 1.05 x ESR 120 Hz
ADDITIONAL ELECTRICAL DATA
PARAMETER CONDITIONS VALUE
Voltage
Surge voltage at +85 °C Us = 1.25 x UR
Reverse voltage at +105 °C Urev 1 V
Inductance
Equivalent series inductance (ESL) All case sizes Typ. 19 nH
Max. 25 nH
256 PMG-SI
www.vishay.com Vishay BCcomponents
Revision: 27-Mar-15 4Document Number: 28410
For technical questions, contact: aluminumcaps2@vishay.com
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
RIPPLE CURRENT AND USEFUL LIFE
Fig. 4 - Multiplier of useful life as a function of ambient temperature and ripple current load
Table 3
Table 4
MULTIPLIER OF RIPPLE CURRENT (IR) AS A FUNCTION OF FREQUENCY
FREQUENCY
(Hz) IR MULTIPLIER
50 0.92
100 0.95
120 1.00
500 1.13
1000 1.19
10 000 1.20
TEST PROCEDURES AND REQUIREMENTS
TEST PROCEDURE
(quick reference) REQUIREMENTS
NAME OF TEST REFERENCE
Endurance
IEC 60384-4/
EN130300
subclause 4.13
Tamb = 105 C; UR and IR applied; 2000 h
C/C: ± 20 %
tan 2 x spec. limit
IL5 spec. limit
Useful life CECC 30301
subclause 4.13
Tamb = 105 C; UR and IR applied;
2000 h
Tamb = 85 C; UR and IR applied;
> 5000 h
C/C: ± 20 %
tan 2 x spec. limit
IL5 spec. limit
no short or open circuit,
no visible damage
total failure percentage 1 %
Shelf life
(storage at
high temperature)
IEC 60384-4/
EN130300
subclause 4.17
Tamb = 105 C; no voltage applied; 1000 h
after test: UR to be applied for 30 min,
24 h to 48 h before measurement
C/C: ± 20 %
tan 1.5 x spec. limit
IL5 2 x spec. limit
Vibration
IEC 60384-4/
EN130300
subclause 4.8
10 Hz to 55 Hz; 0.037 m or 5 g (whichever is less);
3 axis; 2 h per axis
C/C: ± 10 %
tan spec. limit
IL5 spec. limit
IA = Actual ripple current at 100 Hz
IR = Rated ripple current at 100 Hz, 105 °C
(1) Useful life at 105 °C and IR applied: 2000 h
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.5
0.0
40 50 60 70 80 90 100 110
IA
R
I
(1)
CCC208
Tamb (°C)
80
40
20
3.0
1.5
10
5.0
1.0
Lifetime multiplier
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