Switching Power supply

switching power supply specially used in switching power supply and kinds of high-frequency circuit. It plays a role in oscillating and separating with small volume, light weight and nice appearance. 40W series AC/DC mini desk adapter Output: 48V/3.2A Universal AC input: 90 to 264V AC/47 to 63Hz Input current: 1A Input leakage current: less than 0.25mA Start up time: <2,000ms at minimum AC input Rise time: less than 20ms Hold up time: greater than 20ms at 230V AC/50Hz input Cooling: natural cooling Operating temperature: 0 to 40? Storage temperature: -10 to 75? Operating humidity: 20 to 85% (no condensing) Storage humidity: 10 to 95% (no condensing) MTBF: 50K hours Safety:EN60065 CSA C22.2 No. 60950, EN60950, and IEC60950 EMI: FCC CFR 47 PART 15, EN55022, and EN61000-3 EMS: EN55024 (EN61204-3), EN61000-4