ULR477M1CF1ARR

ULR Series ULR Series +105˚C, Higher Ripple Current, Lower ESR than ULG Features • Higher Ripple Current, Lower ESR than ULG • Wide Temperature Range • RoHS Compliant Applications • Suitable for DC-DC Converters, Voltage Regulators, Decoupling Applications for Computer Motherboards, etc. Specifications Item Performance Characteristics Operating Temperature Range -55 to +105˚C Rated Working Voltage Range 2.5VDC to 35VDC Surge Voltage, SV SV=WVx1.15VDC (Normal temperature) Nominal Capacitance Range 22 to 2700μF (120Hz, +20˚C) Capacitance Tolerance ±20% (120Hz, +20˚C) tan δ 0.10 (120Hz, +20˚C) Leakage Current, Lc I≤0.2CV or 280 (μA) whichever is greater measured, after 2 minutes application of rated working voltage at +20˚C Z/Z20˚C≤1.25 At -55˚C 100kHz (Low temperature) Temperature Characteristics, Impedance Ratio At +105˚C 100kHz (High temperature) Frequency Coefficient for Allowable Ripple Current Frequency Coefficient 120Hz≤f