Description
TWO NIPPON CHEMI-CON 470uF 450V x2 by NIPPON CHEMI-CON 50mm/35mm, KMM SERIES (LONG LIFE) KMM ・ Longer life from KMQ series ・ Endurance with ripple current : 2,000 to 3,000 hours at 105 ℃ ・ Non solvent resistant type ・ RoHS2 Compliant ◆ SPECIFICATIONS Items Characteristics Category Temperature Range -25 to +105 ℃ Rated Voltage Range 160 to 450V dc Capacitance Tolerance ± 20% (M) (at 20 ℃ , 120Hz) Leakage Current I ≦ 3 CV Where, I : Max. leakage current (µA), C : Nominal capacitance (µF), V : Rated voltage (V) (at 20 ℃ after 5 minutes) Dissipation Factor (tan δ ) Rated voltage (V dc ) 160 to 400V 420 & 450V (at 20 ℃ , 120Hz) tan δ (Max.) 0.15 0.20 Low Temperature Characteristics (Max. Impedance Ratio) Rated voltage (V dc ) 160 to 400V 420 & 450V Z(-25 ℃ )/Z(+20 ℃ ) 4 8 (at 120Hz) Endurance The following specifications shall be satisfied when the capacitors are restored to 20 ℃ after subjected to DC voltage with the rated ripple current is applied (the peak voltage shall not exceed the rated voltage)for 3,000 hours at 105 ℃ . Capacitance change ≦± 20% of the initial value D.F. (tan δ ) ≦ 200% of the initial specified value Leakage current ≦ The initial specified value Shelf Life The following specifications shall be satisfied when the capacitors are restored to 20 ℃ after exposing them for 1,000 hours at 105 ℃ without voltage applied. Before the measurement, the capacitor shall be preconditioned by applying voltage according to Item 4.1 of JIS C 5101-4. Capacitance change ≦± 15% of the initial value D.F. (tan δ ) ≦ 150% of the initial specified value Leakage current ≦ The initial specified value