125Icotron Indústria de Componentes Eletrônicos Ltda.
B41858
V ery low impedance
Operating at temperatures up to 1050 C
Construction
• Radial leads
• Charge-discharge proof, polar
• Aluminum case with insulating slee ve
• Minus pole marking on case surface
• Case with safety v ent from diameter 8mm
• Stand off rub ber seal
Features
• V ery lo w impedance at high frequency
• V ery low equivalent series resistance
ESR
• High ripple current capability
• Wide temperature range
Applications
• For use in output circuits of s wuitch-mode power supplies of compact design
• For professional industrial electronics, telecommunications and data processing equipment
Special terminals configurations and packaging
Refer to page 163 f or information and examples on ho w to order them.
Specifications and characteristics in brief
Single Ended Capacitors
High Frequency Grade B41858
Rated voltage VR10 ... 50 Vdc
Surge voltage VS1,15 · VR
Rated capacitance CR100 ... 4 700 µF
Capacitance tolerance ± 20 % (M)
Useful life
105 °C, VR ; Iacmax > 3 000 h for d = 8mm
105 °C, VR ; Iacmax > 5 000 h for d 10 mm
Fraction failure ≤ 1 %
(during the useful life)
Failure rate ≤ 100 fit
(1 fit = 1 · 10-9/h)
≤
New
126 Icotron Indústria de Componentes Eletrônicos Ltda.
B41858
ICV
lka R
AF
≤⋅⋅
0,01 V
R
µµ
Voltage endurance test 2 000 h, 105 ºC for d = 8 mm at VR
5 000 h, 105 ºC for ≥ 10 mm at VR
Evaluation criteria:
∆C/C ≤ ± 30 % of initial measured value
Tan
δ
≤ 2 times initial specified value
IL ≤ initial specified value
Leakage current IIka
(5 min, 20 0C)
IEC climatic category in accordance with IEC 68-1
55/105/56
(-55 0C/ +105 0C, 56 days of damp heat, stead state test
Sectional specifications IEC 384-4
DIN 45 910 part 12
Vibration resistance in accordance with IEC 68-2-6, test Fc:
displacement amplitude 0,75 mm, frequency range 10 ... 2000 Hz,
acceleration max. 10 g, duration 3 x 2 h
127Icotron Indústria de Componentes Eletrônicos Ltda.
B41858
Dimensions (mm) Approx.
d x ld
max x lmax a ± 0,5 b ± 0,05 weight (g)
8 x 11 8,5 x 12 3,5 0,6 1,0
10 x 16 10,5 x 17 5,0 0,6 1,9
10 x 20 10,5 x 22 5,0 0,6 2,6
12,5 x 25 13 x 27 5,0 0,6 4,5
16 x 20 16,5 x 22 7,5 0,8 5,5
16 x 25 16,5 x 27 7,5 0,8 7,5
16 x 31,5 16,5 x 33,5 7,5 0,8 7,8
18 x 31,5 18,5 x 32,5 7,5 0,8 11,0
18 x 35 18,5 x 36 7,5 0,8 13,0
18 x 40 18,5 x 41 7,5 0,8 16,0
+
−
Safety vent
Stand off rubber seal
Minus pole marking
15,0 min
5,0 min
b
l
max
l
d
d
max
a
For d = 18 mm tolerance b = ± 0,1
128 Icotron Indústria de Componentes Eletrônicos Ltda.
B41858
Packing units
Case dimensions Bulk Cut / Kinked AMMO packing
d x l (mm) PU (pcs.) PU (pcs.) PU (pcs.)
8 x 11 1000 500 / - 1000
10 x 16 1000 1000 500
10 x 20 500 500 500
12,5 x 25 250 500 500
16 x 20 250 200
16 x 25 250 200
16 x 31,5 200 250
18 x 31,5 100 100
18 x 35 100 100
18 x 40 100 100
VR (Vdc) 10 16 25 35 50
CR (µF) Case dimensions d x l (mm)
100 8 x 11 8 x 11 10 x 16
220 8 x 11 10 x 16 10 x 16 10 x 20
330 8 x 11 10 x 16 10 x 16 10 x 20 12,5 x 25
470 10 x 16 10 x 16 10 x 20 10 x 20 16 x 20
1 000 10 x 20 10 x 20 12,5 x 25 16 x 25 18 x 31,5
2 200 12,5 x 25 16 x 20 16 x 31,5 18 x 35
3 300 16 x 20 16 x 31,5 18 x 35 18 x 40
4 700 16 x 31,5 18 x 35 18 x 40
Other voltage and capacitance ratings are also a vailable upon request.
Overview of available types
129Icotron Indústria de Componentes Eletrônicos Ltda.
B41858
T echnical data and ordering codes
VRCRCase ILmax tan
δ
max ESRmax IacRZmax Ordering
Dimensions code
120 Hz 5 min 120 Hz 120 Hz 100 kHz 100 kHz
20 °C d x l20 °C 20 °C 20 °C 105 °C 20 °C
Vdc µF mm µA ΩmA ΩShort Code
10 330 8 x 11 33 0,19 0,95 440 0,170 -A3337-M
470 10 x 16 47 0,19 0,67 640 0,120 -A3477-M
1 000 10 x 20 100 0,19 0,31 1120 0,062 -A3108-M
2 200 12,5 x 25 220 0,21 0,16 1620 0,034 -A3228-M
3 300 16 x 20 330 0,23 0,12 1700 0,030 -A3338-M
4 700 16 x 31,5 470 0,25 0,09 2210 0,024 -A3478-M
16 220 8 x 11 35 0,16 1,21 530 0,120 -A4227-M
330 10 x 16 53 0,16 0,80 640 0,100 -A4337-M
470 10 x 16 75 0,16 0,56 840 0,084 -A4477-M
1 000 10 x 20 160 0,16 0,27 1340 0,050 -A4108-M
2 200 16 x 20 352 0,18 0,14 1800 0,030 -A4228-M
3 300 16 x 31,5 528 0,20 0,10 2310 0,024 -A4338-M
4 700 18 x 35 752 0,22 0,08 2790 0,018 -A4478-M
25 100 8 x 11 25 0,14 2,32 340 0,180 -A5107-M
220 10 x 16 55 0,14 1,06 620 0,120 -A5227-M
330 10 x 16 83 0,14 0,70 830 0,084 -A5337-M
470 10 x 20 118 0,14 0,49 1080 0,062 -A5477-M
1 000 12,5 x 25 250 0,14 0,23 1690 0,034 -A5108-M
2 200 16 x 31,5 550 0,16 0,12 2310 0,024 -A5228-M
3 300 18 x 35 825 0,18 0,09 2740 0,018 -A5338-M
4 700 18 x 40 1175 0,20 0,07 3090 0,015 -A5478-M
35 100 8 x 11 35 0,12 1,99 500 0,120 -A7107-M
220 10 x 16 77 0,12 0,90 820 0,084 -A7227-M
330 10 x 20 116 0,12 0,60 1090 0,062 -A7337-M
470 10 x 20 165 0,12 0,42 1200 0,052 -A7477-M
1 000 16 x 25 350 0,12 0,20 1960 0,030 -A7108-M
2 200 18 x 35 770 0,14 0,11 2850 0,018 -A7228-M
3 300 18 x 40 1155 0,16 0,08 3150 0,015 -A7338-M
50 100 10 x 16 50 0,10 1,66 640 0,130 -A6107-M
220 10 x 20 110 0,10 0,75 1050 0,080 -A6227-M
330 12,5 x 25 165 0,10 0,50 1400 0,062 -A6337-M
470 16 x 20 235 0,10 0,35 1240 0,048 -A6477-M
1 000 18 x 31,5 500 0,10 0,17 2310 0,030 -A6108-M
How to determine the ordering code
To obtain the required ordering code, prefix the type number to the short code.
E.g.: B41858-A6107-M
130 Icotron Indústria de Componentes Eletrônicos Ltda.
B41858
Useful life
versus temperature TA under ripple operating conditions 1)
VR = 10 ... 50 Vdc
-40 -20 0 20 40 60 80 10
0
o
C
T
Impedance Z
versus frequency f
Typical values at 20 °C
102
101
100
10-1
10-2
Ω
101102103104105106
0C
10 10 10 10 10 10
f
Hz
Permissible ripple current Iac
versus frequency f
101102103104105
If
I100kHz
1
0
Hz
1) Refer to page 32 for an explanation on how to interpret the useful life graph.
0,0
0,2
0,4
0,6
0,8
1,0
1,2
1,4
1,6
1,8
2,0
35V, 50 V
6,3V, 10V, 16 V, 25V
470 µF, 50V
1000 µF, 25V
1
0
Ω
Z
