B41794 Star Capacitors Datasheet

B41794 Datasheet, PDF, Equivalent


Part Number

B41794

Description

(B41694 / B41794) Axial-Lead and Soldering Star Capacitors

Manufacture

EPCOS

Total Page 8 Pages
Datasheet
Download B41794 Datasheet


B41794
Axial-Lead and Soldering Star Capacitors
Low ESR Up to 140 °C
B41694, B41794
SIKOREL®
Applications
I For automotive applications with high EMV requirements
Features
I Very high ripple current capability
I Very low ESR, down to 55 °C
I High vibration resistance
I High reliability up to 140 °C / 1000 h
I Shelf life up to 15 years
Construction
I Charge-discharge proof, polar
I Aluminum case with insulating sleeve
I Negative pole connected to case
Terminals
I Axial leads, welded to ensure perfect electrical contact
I Also available with soldering stars
www.DataSheet4U.com
Taping and packing
I Axial-lead capacitors will be delivered in pallet package.
Capacitors with d × l 16 × 30 mm are also available taped on reel.
I Solder-star capacitors are packed in cardboard.
For details on taping and packing, refer to page 342.
B41694
B41794
KAL0573-K
285 10/02

B41794
B41694 / B41794
Low ESR Up to 140 °C
Specifications and characteristics in brief
Rated voltage UR
Surge voltage US
Rated capacitance CR
Capacitance tolerance
Leakage current IL
(5 min, 20 °C)
Self-inductance ESL 1)
Useful life
140 °C; UR; I~R
125 °C; UR; I~R
85 °C; UR; I~max
40 °C; UR; 2,1 · I~R
Voltage endurance test
125 °C; UR
Vibration resistance
IEC climatic category
Detail specification
Sectional specification
25 and 40 VDC
1,15 · UR
330 1 500 µF
10/+ 30 % Q
IL
0,006
µA
æ
è
C-----R--
µF
-U-V---R--øö
+
4
µA
Diameter d
12 mm 14 mm 16 mm 18 mm
Length l Terminal
Approx. ESL (nH)
25 mm axial / solder star / 22 / 6 26 / 7 /
30 mm axial / solder star 21 / 6 24 / 7 29 / 8 34 / 10
39 mm axial / solder star / — — / 33 / 9 38 / 11
Requirements:
> 1 000 h
> 3 000 h
> 8 000 h
> 200 000 h
C/C
ESR
IL
Failure
percentage:
Failure rate:
≤ ± 30 % of initial value
3 times initial specified limit
initial specified limit
0,5 %
10 fit (10 · 109/h)
(for definiton fit, refer to chapter Quality, page 62)
Post test requirements:
2 000 h
C/C
≤ ± 10 % of initial value
ESR
1,3 % initial specified limit
IL initial specified limit
To IEC 6006826, test Fc:
displacement amplitude 1,5 mm, at 10 Hz to 2 kHz,
acceleration max. 20 g, duration 3 × 2 h
To IEC 600681:
55/125/56 (55 °C/+ 125 °C/56 days damp heat test)
Similar to CECC 30301-802
IEC 603844
1) If optimum circuit design is used, the values are lower by 30 %.
286 10/02


Features Axial-Lead and Soldering Star Capacitors Low ESR – Up to 140 °C B41694, B417 94 SIKOREL® Applications I For automot ive applications with high EMV requirem ents B41694 B41794 Features I I I I I Very high ripple current capability V ery low ESR, down to –55 °C High vib ration resistance High reliability up t o 140 °C / 1000 h Shelf life up to 15 years KAL0573-K Construction I Charge -discharge proof, polar I Aluminum case with insulating sleeve I Negative pole connected to case Terminals I Axial l eads, welded to ensure perfect electric al contact I Also available with solder ing stars www.DataSheet4U.com Taping a nd packing I Axial-lead capacitors will be delivered in pallet package. I Sold er-star capacitors are packed in cardbo ard. Capacitors with d × l ≤ 16 × 30 mm are also available taped on reel. For details on taping and packing, re fer to page 342. 285 10/02 B41694 / B 41794 Low ESR – Up to 140 °C Specifi cations and characteristics in brief Rated voltage UR Surge voltage US Rated c.
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