146 RTI
www.vishay.com
Vishay BCcomponents
Aluminum Electrolytic Capacitors
Radial, High Temperature, Low Impedance
FEATURES
• Very long useful life:
2500 h to 6000 h at 125 °C
• High stability, high reliability
• Very low ESR
• AEC-Q200 qualified
• Excellent ripple current capability
• Polarized aluminum electrolytic capacitors,
non-solid electrolyte
• Radial leads, cylindrical aluminum case with pressure
relief, insulated with a blue PET sleeve
• Charge and discharge proof
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
140 RTM
lower Z
longer life
APPLICATIONS
150 RMI
125 °C
146 RTI
• Power supplies (SMPS, DC/DC converters) for industrial,
automotive, telecommunications and military
• Smoothing, filtering and buffering
MARKING
QUICK REFERENCE DATA
DESCRIPTION
Nominal case sizes (Ø D x L in mm)
Rated capacitance range, C
R
Tolerance on C
R
Rated voltage range, U
R
Category temperature range
Endurance test at 125 °C
Useful life at 125 °C
Useful life at 40 °C, 1.8 x I
R
applied
Shelf life at 0 V, 125 °C
Based on sectional specification
Climatic category IEC 60068
VALUE
10 x 12 to 18 x 35
68 μF to 6800 μF
± 20 %
16 V to 63 V
-55 °C to +125 °C
2000 h to 5000 h
2500 h to 6000 h
400 000 h
1000 h
IEC 60384-4 / EN 130300
55 / 125 / 56
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 (M for ± 20 %)
• Rated voltage (in V)
• Date code, in accordance with IEC 60062
• Code indicating factory of origin
• Logo of manufacturer
• Upper category temperature (125 °C)
• Negative terminal identification
• Series number (146)
SELECTION CHART FOR C
R
, U
R
, AND RELEVANT NOMINAL CASE SIZES
(Ø D x L in mm)
C
R
(μF)
68
100
150
220
330
390
470
560
680
820
1000
16
-
-
-
-
-
-
10 x 12
-
10 x 16
-
-
10 x 20
-
25
-
-
-
-
10 x 12
-
10 x 16
-
10 x 20
-
-
12.5 x 20
-
U
R
(V)
35
-
-
-
10 x 12
10 x 16
-
10 x 20
-
12.5 x 20
-
-
12.5 x 25
-
50
-
10 x 12
-
10 x 16
10 x 20
-
12.5 x 20
-
12.5 x 25
-
16 x 20
18 x 20
16 x 25
63
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
-
Revision: 22-Mar-17
Document Number: 28401
1
For technical questions, contact:
aluminumcaps1@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
146 RTI
www.vishay.com
Vishay BCcomponents
U
R
(V)
35
16 x 20
-
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
18 x 35
-
-
-
-
-
SELECTION CHART FOR C
R
, U
R
, AND RELEVANT NOMINAL CASE SIZES
(Ø D x L in mm)
C
R
(μF)
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
16
-
-
12.5 x 20
-
12.5 x 25
-
16 x 20
-
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
25
-
-
12.5 x 25
16 x 20
-
-
18 x 20
16 x 25
16 x 31
18 x 25
16 x 35
18 x 31
18 x 35
-
50
18 x 25
16 x 31
16 x 35
18 x 31
18 x 35
-
-
-
-
-
-
-
-
-
63
18 x 35
-
-
-
-
-
-
-
-
-
-
-
-
-
DIMENSIONS
in millimeters
AND AVAILABLE FORMS
-
ØD
15
min.
5
min.
Ød
F
Ød
ØD
F
+
L
L
4
+1
0
Fig. 2 -
Form CA:
Long leads
Fig. 3 -
Form CB:
Cut leads
Fig. 4 -
Form TFA:
Taped in box (ammopack)
Table 1
DIMENSIONS
in millimeters,
MASS AND PACKAGING QUANTITIES
NOMINAL
CASE SIZE
ØDxL
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
16 x 25
16 x 31
16 x 35
18 x 20
18 x 25
18 x 31
18 x 35
CASE
CODE
14
15
16
17
18
19a
19
20
21
1820
1825
1831
22
Ød
0.6
0.6
0.6
0.6
0.6
0.8
0.8
0.8
0.8
0.8
0.8
0.8
0.8
Ø
D
max.
10.5
10.5
10.5
13.0
13.0
16.5
16.5
16.5
16.5
18.5
18.5
18.5
18.5
L
max.
13.5
17.5
22.0
22.0
27.0
22.0
27.0
33.5
37.5
22.0
27.0
33.5
37.5
F
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
5.0 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
7.5 ± 0.5
MASS
(g)
1.6
1.9
2.2
4.0
5.0
6.0
8.0
9.0
11.0
8.0
10.0
12.5
14.5
PACKAGING QUANTITIES
FORM
FORM
FORM
CA
CB
TFA
1000
500
800
500
500
800
500
500
800
500
500
500
250
250
500
250
250
250
250
250
250
100
100
250
100
100
-
100
100
250
100
100
250
100
100
250
100
100
-
Revision: 22-Mar-17
Document Number: 28401
2
For technical questions, contact:
aluminumcaps1@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
146 RTI
www.vishay.com
Vishay BCcomponents
ORDERING EXAMPLE
Electrolytic capacitor 146 RTI series
470 μF / 25 V; ± 20 %
Nominal case size: Ø 10 mm x 16 mm; Form TFA
Ordering code: MAL214636471E3
ELECTRICAL DATA
SYMBOL
DESCRIPTION
C
R
Rated capacitance at 100 Hz, tolerance ± 20 %
I
R
Rated RMS ripple current at 100 kHz, 125 °C
Max. leakage current after 2 min at U
R
I
L2
tan
Max. dissipation factor at 100 Hz
Z
Max. impedance at 100 kHz
Note
• Unless otherwise specified, all electrical values in Table 2 apply
at T
amb
= 20 °C, P = 86 kPa to 106 kPa, RH = 45 % to 75 %
Table 2
ELECTRICAL DATA AND ORDERING INFORMATION
U
R
(V)
C
R
100 Hz
(μF)
470
680
1000
1500
2200
2700
3300
3900
4700
4700
5600
6800
330
470
680
1000
1500
1800
2700
2700
3300
3900
4700
4700
5600
220
330
470
680
1000
1200
1500
1800
2200
2200
2700
2700
3300
NOMINAL
CASE SIZE
ØDxL
(mm)
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
18 x 20
16 x 25
16 x 31
18 x 25
16 x 35
18 x 31
18 x 35
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
18 x 35
I
R
100 kHz
125 °C
(mA)
620
1100
1250
1600
2000
1900
2000
2500
2800
3000
3200
3100
620
1100
1250
1600
2000
1900
2000
2500
3000
2800
3200
3100
3100
620
1100
1250
1600
2000
1900
2000
2500
2800
3000
3200
3100
3100
I
L2
2 min
(μA)
78
112
163
243
355
435
531
627
755
755
899
1091
85
121
173
253
378
453
678
678
828
978
1178
1178
1403
80
119
168
241
353
423
528
633
773
773
948
948
1158
tan
100 Hz
0.16
0.16
0.16
0.16
0.18
0.18
0.20
0.20
0.22
0.22
0.24
0.24
0.14
0.14
0.14
0.14
0.14
0.14
0.16
0.16
0.18
0.18
0.20
0.20
0.22
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.12
0.14
0.14
0.14
0.14
0.16
Z
100 kHz
+20 °C
()
0.120
0.075
0.060
0.043
0.033
0.034
0.033
0.024
0.025
0.021
0.018
0.022
0.120
0.075
0.060
0.043
0.033
0.034
0.033
0.024
0.021
0.025
0.018
0.022
0.019
0.120
0.075
0.060
0.043
0.033
0.034
0.033
0.024
0.025
0.021
0.018
0.022
0.019
Z
100 kHz
-40 °C
()
0.750
0.450
0.360
0.258
0.198
0.204
0.198
0.144
0.150
0.126
0.108
0.132
0.750
0.450
0.360
0.258
0.198
0.204
0.198
0.144
0.126
0.150
0.108
0.132
0.114
0.750
0.450
0.360
0.258
0.198
0.204
0.198
0.144
0.150
0.126
0.108
0.132
0.114
ORDERING CODE
MAL2146.......
BULK PACKAGING
FORM CA
55471E3
55681E3
55102E3
55152E3
55222E3
55272E3
55332E3
55392E3
55472E3
95475E3
55562E3
55682E3
56331E3
56471E3
56681E3
56102E3
56152E3
56182E3
56272E3
96275E3
56332E3
56392E3
56472E3
96475E3
56562E3
50221E3
50331E3
50471E3
50681E3
50102E3
50122E3
50152E3
50182E3
50222E3
90225E3
50272E3
90275E3
50332E3
FORM CB
65471E3
65681E3
65102E3
65152E3
65222E3
65272E3
65332E3
65392E3
65472E3
95476E3
65562E3
65682E3
66331E3
66471E3
66681E3
66102E3
66152E3
66182E3
66272E3
96276E3
66332E3
66392E3
66472E3
96476E3
66562E3
60221E3
60331E3
60471E3
60681E3
60102E3
60122E3
60152E3
60182E3
60222E3
90226E3
60272E3
90276E3
60332E3
TAPED
FORM TFA
35471E3
35681E3
35102E3
35152E3
35222E3
35272E3
35332E3
35392E3
35472E3
95473E3
-
35682E3
36331E3
36471E3
36681E3
36102E3
36152E3
36182E3
36272E3
96273E3
36332E3
36392E3
-
96473E3
-
30221E3
30331E3
30471E3
30681E3
30102E3
30122E3
30152E3
30182E3
30222E3
90223E3
-
90273E3
-
16
25
35
Revision: 22-Mar-17
Document Number: 28401
3
For technical questions, contact:
aluminumcaps1@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
146 RTI
www.vishay.com
Vishay BCcomponents
ORDERING CODE
MAL2146.......
BULK PACKAGING
FORM CA
51101E3
51221E3
51331E3
51471E3
51681E3
51821E3
51102E3
91105E3
51122E3
91125E3
51152E3
51182E3
51222E3
58689E3
58101E3
58151E3
58221E3
58331E3
58391E3
58471E3
58561E3
58681E3
98685E3
58821E3
58102E3
58122E3
FORM CB
61101E3
61221E3
61331E3
61471E3
61681E3
61821E3
61102E3
91106E3
61122E3
91126E3
61152E3
61182E3
61222E3
68689E3
68101E3
68151E3
68221E3
68331E3
68391E3
68471E3
68561E3
68681E3
98686E3
68821E3
68102E3
68122E3
TAPED
FORM TFA
31101E3
31221E3
31331E3
31471E3
31681E3
31821E3
31102E3
91103E3
31122E3
91123E3
-
31182E3
-
38689E3
38101E3
38151E3
38221E3
38331E3
38391E3
38471E3
38561E3
38681E3
98683E3
-
38102E3
-
ELECTRICAL DATA AND ORDERING INFORMATION
U
R
(V)
C
R
100 Hz
(μF)
100
220
330
470
680
820
50
1000
1000
1200
1200
1500
1800
2200
68
100
150
220
330
390
63
470
560
680
680
820
1000
1200
NOMINAL
CASE SIZE
ØDxL
(mm)
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
18 x 35
10 x 12
10 x 16
10 x 20
12.5 x 20
12.5 x 25
16 x 20
18 x 20
16 x 25
18 x 25
16 x 31
16 x 35
18 x 31
18 x 35
I
R
100 kHz
125 °C
(mA)
420
900
1000
1250
1700
1650
1800
2100
2400
2550
2800
2700
3000
400
600
750
1000
1300
1250
1500
1800
2100
2200
2500
2400
2600
I
L2
2 min
(μA)
53
113
168
238
343
413
503
503
603
603
753
903
1103
46
66
98
142
211
249
299
356
431
431
520
633
759
tan
100 Hz
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.12
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
0.10
Z
100 kHz
+20 °C
()
0.190
0.120
0.090
0.065
0.050
0.047
0.039
0.031
0.030
0.027
0.022
0.026
0.022
0.360
0.220
0.150
0.098
0.076
0.075
0.055
0.048
0.041
0.036
0.029
0.032
0.029
Z
100 kHz
-40 °C
()
1.330
0.720
0.540
0.390
0.300
0.282
0.234
0.186
0.180
0.162
0.132
0.156
0.132
2.160
1.320
0.900
0.950
0.456
0.450
0.330
0.288
0.246
0.216
0.174
0.192
0.174
ADDITIONAL ELECTRICAL DATA
PARAMETER
Voltage
Surge voltage
Reverse voltage
Current
Leakage current
Inductance
Equivalent series inductance (ESL)
Resistance
Equivalent series resistance (ESR)
Calculated from tan
max.
and C
R
(see Table 2)
ESR = tan
/2 f
C
R
Case Ø D = 10 mm
Case Ø D
12.5 mm
Typ. 16 nH
Typ. 18 nH
After 2 min at U
R
I
L2
0.01 C
R
x U
R
+ 3 μA
U
s
1.15 x U
R
U
rev
0.5 V
CONDITIONS
VALUE
Revision: 22-Mar-17
Document Number: 28401
4
For technical questions, contact:
aluminumcaps1@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
146 RTI
www.vishay.com
CAPACITANCE (C)
1.2
Vishay BCcomponents
C
C
0
1.2
1.0
0.8
C
C
0
1.1
1.0
0.6
0.4
0.9
0.2
0.8
-60
0.0
-40
-20
0
20
40
60
80
100
120
140
10
100
1000
10 000
100 000
T (°C)
Fig. 5 - Typical multiplier of capacitance at 100 Hz
as a function of temperature (C
0
= C at 20 °C)
f (Hz)
Fig. 6 - Typical multiplier of capacitance as a function
of frequency at 20 °C (C
0
= C at 100 Hz)
EQUIVALENT SERIES RESISTANCE (ESR)
100
5
ESR
ESR
0
10
ESR
ESR
0
4
3
2
1
1
0.1
-60
0
-40
-20
0
20
40
60
80
100
120
140
10
100
1000
10 000
100 000
T (°C)
Fig. 7 - Typical multiplier of ESR at 100 Hz as a function
of temperature (ESR
0
= ESR at 20 °C)
f (Hz)
Fig. 8 - Typical multiplier of ESR at 20 °C as a function
of frequency (ESR
0
= ESR at 100 Hz)
IMPEDANCE (Z)
100
100
Z
Z
0
10
Z (Ω)
10
1
2
3
4
5
6
7
Curve 1:
Curve 2:
Curve 3:
Curve 4:
Curve 5:
Curve 6:
Curve 7:
220 µF, 35V, 10 x 12
330 µF, 35 V, 10 x 16
470 µF, 35 V, 10 x 20
680 µF, 35 V, 12.5 x 20
1000 µF, 35 V, 12.5 x 25
1800 µF, 35 V, 16 x 25
3300 µF, 35 V, 18 x 35
1
1
0.1
0.1
-60
-40
-20
0
20
40
60
80
100
120
140
0.01
10
100
1000
10 000
100 000
T (°C)
Fig. 9 - Typical multiplier of impedance at 100 kHz as a function
of temperature (Z
0
= Z at 20 °C)
f (Hz)
Fig. 10 - Typical impedance Z at 20 °C as a function of frequency
Revision: 22-Mar-17
Document Number: 28401
5
For technical questions, contact:
aluminumcaps1@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
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