B41821 datasheet(3/36 Pages) EPCOS

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Specifications and characteristics in brief

Series

B41821

B43821

Rated voltage VR

6.3 ... 100 V DC

160 ... 450 V DC

Surge voltage VS

1.15

1.1

Rated capacitance CR

0.1 ... 10000 µF

0.47 ... 560 µF

Capacitance tolerance

±20%

Dissipation factor tan

(20

°C, 120 Hz)

For capacitance higher than 1000 µF add 0.02 for every increase of

1000 µF.

VR (V DC)

6.3

100 160 ...

450

tan

δ (max.)

0.28 0.24 0.20 0.16 0.14 0.12 0.12 0.10 0.20

Leakage current Ileak

(20

°C, 5 min)

or 3 µA, whichever is greater

Self-inductance ESL

Diameter (mm)

≤ 6.3

8 ... 12.5

20 ...

ESL (nH)

Useful life

°C, V

R, IAC,R

> 2000 h

> 3000 h

°C, V

R, 1.3

IAC,R

> 100000 h

°C, V

R, 1.6

IAC,R

> 100000 h

Requirements

∆C/C

≤ ±45% of initial value

tan

≤ 3 times initial specified limit

Ileak

≤ initial specified limit

Voltage endurance test

°C, V

2000 h

Post test requirements

∆C/C

≤ ±30% of initial value

tan

≤ 2 times initial specified limit

Ileak

≤ initial specified limit

Vibration resistance test

To IEC 60068-2-6, test Fc:

Displacement amplitude 0.75 mm, frequency range 10 ... 2000 Hz,

acceleration max. 20 g, duration 3

× 2 h.

Capacitor rigidly clamped by the aluminum case.

IEC climatic category

To IEC 60068-1:

≤ 250 V: 40/085/56 ( 40 °C/+85 °C/56 days damp heat test)

≥ 350 V: 25/085/56 ( 25 °C/+85 °C/56 days damp heat test)

Sectional specification

IEC 60384-4

B41821, B43821

Standard series

°C

Page 3 of 36

Please read Cautions and warnings and

Important notes at the end of this document.

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