Capacitors with Screw Terminals B41754 Automotive – 125 °C B41754 SIKOREL® 125 Long-life grade capacitors Applications ■ High-reliability equipment in automotive power electronics, e.g. integrated starter alternator KAL0574-T ■ Applications with highest ripple current load at high frequencies Features ■ ■ ■ ■ ■ ■ ■ ■ Outstanding ripple current capability Optimized for high frequencies Optimized design for bottom cooling Low profile Vibration resistance 30 g upon request Stud mounting upon request Shelf life up to 10 years All-welded construction ensures reliable electrical contact Construction ■ Charge-discharge proof, polar ■ Aluminum case without insulating sleeve (for bottom cooling) ■ Poles with screw terminal connections ■ Mounting with ring clips or clamps 110 10/02 B41754 Automotive – 125 °C Specifications and characteristics in brief Rated voltage UR 25 ... 63 VDC Surge voltage US 1,15 · UR Rated capacitance CR 3 900 to 20 000 µF Capacitance tolerance Leakage current IL ± 20 % M (5 min, 20 °C) C R U R 0,7 I L ≤ 0,3 µA ⋅ æè ------- ⋅ -------öø + 4 µA µF V Self-inductance ESL Approx. 13 nH Useful life 125 °C, UR; I~R 85 °C, UR; I~max 40 °C, UR; 3,4 · I~R Requirements: > 2 500 h > 15 000 h >200 000 h ∆C / C ESR IL ≤ ± 45 % of initial value ≤ 3 times initial specified limit ≤ initial specified limit Failure percentage: ≤ 1 % Failure rate: ≤ 20 fit (≤ 20 · 10 –9/h) (for definiton “fit”, refer to chapter “Quality”, page 62) Voltage endurance test 2 000 h 125 °C; UR; I~R ∆C / C ≤ ± 15 % of initial value ESR ≤ 1,3 times initial specified limit IL ≤ initial specified limit To IEC 60068-2-6, test Fc: displacement amplitude 0,75 mm, frequency range 10 to 55 Hz, acceleration max. 10 g, duration 3 × 2 h Vibration resistance Post test requirements: Vibration resistance up to 30 g upon request IEC climatic category Detail specifications To IEC 60068-1: 55/125/56 (– 55 °C/+ 125 °C/56 days damp heat test) Similar to CECC 30301-803, CECC 30301-807 Sectional specification IEC 60384-4 Ripple current capability Due to the ripple current capability of the contact elements, the following current upper limits must not be exceeded: I~max = 50 A In case of additional thermal cooling: I~max = 55 A 111 10/02 B41754 Automotive – 125 °C Dimensional drawing 1 ød 2 d a + 3 M5: Min. reach of screw = 8 mm Positive pole marking: + Stud mounting upon request KAL0824-B-E Dimensions, weights and packing units Terminal Dimensions (mm) Approx. Packing unit d +0/–0,4 I ± 0,8 I 1 ± 0,8 l3 +0,2/–1 d2 ± 0,2 a +0,2/–0,4 weight (g) pieces M5 M5 50,9 50,9 39,5 49,5 46,1 56,1 7,0 7,0 8,2 8,2 22,2 22,2 115 135 22 22 For ecological reasons the packing is pure cardboard. Accessories The following items are included in the delivery package, but are not fastened to the capacitors: For terminals Thread Toothed washers Screws/Nuts Maximum torque M5 A 5,1 DIN 6797 Cylinder-head screw M 5 × 8 DIN 84-4.8 2 M6 A 6,4 DIN 6797 Cylinder-head screw M 6 × 12 DIN 85-4.8 2,5 Nm The following must be ordered separately: Ring clips Insulating parts Nm B44030 (cf. page 169) B44020 (cf. page 166) 112 10/02 B41754 Automotive – 125 °C Overview of available types UR (VDC) 25 CR (µF) Case dimensions d × l (mm) 40 55 50,9 × 39,5 3 900 50,9 × 39,5 4 700 6 000 50,9 × 49,5 50,9 × 39,5 7 500 12 000 50,9 × 39,5 20 000 50,9 × 49,5 50,9 × 49,5 50,9 × 49,5 Case dimensions and ordering codes UR VDC 25 40 55 63 63 CR µF Case dimensions d × l mm Ordering code 12 000 50,9 × 39,5 B41754A5129M000 20 000 50,9 × 49,5 B41754A5209M000 B41754A7758M000 7 500 50,9 × 39,5 12 000 50,9 × 49,5 B41754A7129M000 4 700 7 500 50,9 × 39,5 50,9 × 49,5 B41754A0478M000 B41754A0758M000 3 900 50,9 × 39,5 B41754A8398M000 6 000 50,9 × 49,5 B41754A8608M000 113 10/02 B41754 Automotive – 125 °C Technical data CR µF ESRtyp 100 Hz 20 °C mΩ 25 VDC 12 000 21 ESRmax 100 Hz 20 °C mΩ ESRmax 100 Hz −40 °C mΩ ESR max 10 kHz 20 °C mΩ Zmax 10 kHz 20 °C mΩ I~max(B) 10 kHz 85 °C A I~max(B) 10 kHz 105 °C A I ~R 10 kHz 125 °C A I~R(B) 10 kHz 125 °C A 36 234 27 28 501) 501) 7,6 20 501) 8,5 21 20 000 14 40 VDC 24 156 18 19 501) 7 500 21 12 000 15 36 25 234 162 27 18 28 19 501) 501) 501) 7,6 20 501) 8,5 21 55 VDC 4 700 23 39 234 28 30 501) 501) 7,6 20 501) 8,5 21 501) 501) 7,6 8,5 20 21 7 500 17 29 174 23 24 501) 39 234 28 30 501) 24 501) 63 VDC 3 900 23 6 000 17 29 174 23 1) Max. 50 A due to max. terminal load 55 A in case of additional terminal cooling 114 10/02 B41754 Automotive – 125 °C Useful life depending on ambient temperature TA (for natural cooling) and versus temperature of case base TB (for base cooling) under ripple current operating conditions at UR1) KAL0837-8 4,5 Ι~ ; Ι~ Ι ~ R Ι ~ R (B) B41754 3,5 3,0 2,5 2,0 0 40 50 60 70 80 90 100 110 2 500 h 5 000 h 10 000 h 25 000 h 0,5 250 000 h 500 000 h 1,0 50 000 h 1,5 120 ˚C 130 TA ; T B Depending on ambient temperature TA (for natural cooling) and versus temperature of case base TB (for base cooling) under ripple current operating conditions at Uop 1) UR = 25 V: Uop ≤ 22 V UR = 55 V: Uop ≤ 48 V UR = 40 V: Uop ≤ 35 V UR = 63 V: Uop ≤ 55 V KAL0838-G 4,5 Ι~ ; Ι~ Ι ~ R Ι ~ R (B) B41754 3,5 3,0 2,5 2,0 0 40 50 80 90 100 110 3 500 h 7 000 h 15 000 h 70 25 000 h 60 75 000 h 0,5 250 000 h 1,0 500 000 h 1,5 120 ˚C 130 TA ; T B 3500 h rated service life at 125 °C; up to 500 h (accumulated) operating at 150 °C in discontinous operation 1) Refer to page 40 for an explanation on how to interpret the useful life graphs. 115 10/02 B41754 Automotive – 125 °C Frequency characteristics of ESR typical behavior Frequency factor of permissible ripple current I~ versus frequency f KAL0839-P 1,2 Ι ~f Ι ~10 kHz KAL0840-S 3,5 ESR f ESR 10 kHz B41754 B41754 25 V, 40 V 2,5 0,8 85 ˚C 60 ˚C 20 ˚C _ 40 ˚C 63 V, 55 V 2,0 0,6 1,5 0,4 1,0 0,2 0,5 0 2 10 10 3 Hz 10 4 f Impedance Z at different temperatures T Typical behavior for 3900 µF/63 V KAL0841-1 10 0 B41754 Ω Z 10 _1 _ 40 ˚C _ 25 ˚C 10 20 ˚C _2 105 ˚C 10 _3 10 2 10 3 10 4 10 5 Hz 10 6 f 116 10/02 0 1 10 10 2 10 3 kHz 10 4 f Herausgegeben von EPCOS AG Unternehmenskommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ihres Inhalts ohne ausdrückliche Genehmigung der EPCOS AG nicht gestattet. Bestellungen unterliegen den vom ZVEI empfohlenen Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie, soweit nichts anderes vereinbart wird. Diese Broschüre ersetzt die vorige Ausgabe. Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgelegenen Vertrieb der EPCOS AG oder an unsere Vertriebsgesellschaften im Ausland. Bauelemente können aufgrund technischer Erfordernisse Gefahrstoffe enthalten. Auskünfte darüber bitten wir unter Angabe des betreffenden Typs ebenfalls über die zuständige Vertriebsgesellschaft einzuholen. Published by EPCOS AG Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY ++49 89 636 09, FAX (0 89) 636-2 26 89 ( EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.