B43231

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 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 Snap-in capacitors Standard series – 85 °C Snap-in capacitors Standard series – 85 °C B41231, B43231 B41231, B43231 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 Specifications and characteristics in brief Rated voltage VR Operating temperature range 10 … 500 V DC VR ≤ 250 V DC: –40 °C … +85 °C VR ≥ 315 V DC: –25 °C … +85 °C B41231, B43231 Rated capacitance CR 56 … 68000 µF (20 °C, 120 Hz) Capacitance tolerance ± 20% Load life (85 °C, VR, IAC,R) 2000 h M Requirements: ∆C/C ≤ ± 20% of initial value tan δ ≤ 2 times initial specified limit Ileak ≤ initial specified limit Leakage current Ileak ⎛ C R V R⎞ (20 °C, after 5 minutes) I leak ≤ 0.02 µA ⋅ ⎝ ------- ⋅ ------ ⎠ µF V Dissipation factor (max.) (20 °C, 120 Hz) Low temperature stability (impedance ratio) (120 Hz) VR (V DC) tan δ VR (V DC) Z ( – 25 °C ) -------------------------Z ( +20 °C ) Z ( – 40 °C ) -------------------------Z ( +20 °C ) 10 0.50 16 0.50 10 5 18 25 35 50 63 80 100 160 ... 250 ... 450 ... 200 400 500 0.15 8 0.20 0.40 0.40 0.30 0.25 0.20 0.15 0.12 16 ... 160 4 15 200 ... 250 7 12 315 ... 400 8 450 ... 500 – – 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. 50 Hz 0.95 0.95 0.90 +40 °C 2.1 1.7 120 Hz 1.00 1.00 1.00 +55 °C 2.1 1.5 1 kHz 1.10 1.16 1.20 +70 °C 1.5 1.3 10 kHz 1.15 1.30 1.50 +85 °C 1.0 1.0 20 kHz 1.15 1.33 1.55 Frequency multiplier for rated ripple current ≤50 V 63 ... 100 V ≥160 V Temperature multiplier for rated ripple current