B43231A9686M

AEC-C_B41231_B43231.book Seite 1 Mittwoch, 16. April 2008 2:27 14 Aluminum electrolytic capacitors Alu-X product lines Snap-in capacitors Series/Type: Data Sheet Date: B41231, B43231 April 2008 © EPCOS AG 2008. Reproduction, publication and dissemination of this publication and the information contained therein without EPCOS’ prior express consent is prohibited. AEC-C_B41231_B43231.book Seite 2 Mittwoch, 16. April 2008 2:27 14 Snap-in capacitors Standard series – 85 °C Snap-in capacitors Standard series – 85 °C B41231, B43231 B41231, B43231 General-purpose grade capacitors Applications ■ Switch-mode power supplies in industrial and entertainment electronics Features ■ High ripple current capability ■ RoHS-compatible ■ Load life of 2000 h at 85 °C Construction ■ ■ ■ ■ Aluminum case, fully insulated Snap-in solder pins to hold component in place on PC-board Minus pole marking on the insulating sleeve Case with safety vent Please read Cautions and warnings and Important notes at the end of this document. 2 04/08 AEC-C_B41231_B43231.book Seite 3 Mittwoch, 16. April 2008 2:27 14 Snap-in capacitors Standard series – 85 °C B41231, B43231 Specifications and characteristics in brief Rated voltage VR 10 … 500 V DC Operating temperature range VR ≤ 250 V DC: –40 °C … +85 °C VR ≥ 315 V DC: –25 °C … +85 °C Rated capacitance CR 56 … 68000 µF (20 °C, 120 Hz) Capacitance tolerance ±20% Load life (85 °C, VR, IAC,R) M 2000 h Requirements: ∆C/C ≤ ±20% of initial value tan δ ≤ 2 times initial specified limit Ileak ≤ initial specified limit Leakage current Ileak ⎛ CR ⋅ V ------R-⎞ (20 °C, after 5 minutes) I leak ≤ 0.02 µA ⋅ ⎝ ------µF V ⎠ Dissipation factor (max.) (20 °C, 120 Hz) VR (V DC) 10 16 25 tan δ 0.50 0.50 0.40 0.40 0.30 0.25 0.20 0.15 0.12 Low temperature stability (impedance ratio) (120 Hz) VR (V DC) 10 16 ... 160 200 ... 250 315 ... 400 450 ... 500 Z ( – 25 °C ) --------------------------Z ( +20 °C ) 5 4 7 8 8 Z ( – 40 °C ) --------------------------Z ( +20 °C ) 18 15 12 – – Shelf life After storage for 1000 h at 85 °C, the capacitors shall meet the requirement of load life test after reforming process. After test: VR to be applied for 30 minutes, 24 to 48 hours before measurement. Frequency multiplier for rated ripple current ≤50 V 35 50 63 80 100 160 ... 250 ... 450 ... 200 400 500 0.15 50 Hz 120 Hz 1 kHz 10 kHz 20 kHz 0.95 1.00 1.10 1.15 1.15 63 ... 100 V 0.95 1.00 1.16 1.30 1.33 ≥160 V 0.90 1.00 1.20 1.50 1.55 Temperature multiplier for rated ripple current