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B41851A2337M000 Datasheet, PDF (26/36 Pages) EPCOS – Aluminum electrolytic capacitors
B41851, B43851
Standard series  105 °C
PAPR leads (Protection Against Polarity Reversal)
These lead configurations ensure correct placement of the capacitor on the PCB with regard to
polarity. PAPR leads are available for diameters from 10 mm up to 20 mm.
There are three configurations available: Crimped leads, J leads, bent 90° leads
Crimped leads
Last 3 digits of ordering code: 003
With stand-off rubber seal
With flat rubber seal
Suggestion for PCB hole diameter
Case size
d × l (mm)
16 × 20
16 × 25
16 × 31.5
18 × 20
18 × 25
18 × 31.5
18 × 35
18 × 40
20 × 20
20 × 25
20 × 30
20 × 35
20 × 40
Dimensions (mm)
B ±0.2 C ±0.5
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
1.5
3.0
Please read Cautions and warnings and
Important notes at the end of this document.
D ±0.1
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.6
1.6
1.6
1.6
1.6
E ±0.1
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
Page 26 of 36
a ±0.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
7.5
10.0
10.0
10.0
10.0
10.0
∅b
0.8 ±0.05
0.8 ±0.05
0.8 ±0.05
0.8 ±0.1
0.8 ±0.1
0.8 ±0.1
0.8 ±0.1
0.8 ±0.1
1.0 ±0.1
1.0 ±0.1
1.0 ±0.1
1.0 ±0.1
1.0 ±0.1