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AC-DC 3.3V 600mA Isolation Switch Step Down Power Supply Module Board
This power supply has temperature protection£¬ over current protection and short circuit protection£¬ AC90~240V wide voltage input£¬ DC3.3V output£¬ small size£¬ 431 precise voltage regulation 1£¬ environment Operating temperature: -20 to 60 Relative temperature: 40 to 90%RH 2£¬ technical requirements 2.1£¬ input characteristics Input voltage range: 85 AC V to 240 AC V Input current: 0.0273 (AC110V) 0.014 (AC220V) Input surge current: 20A 2.2£¬ output characteristics 2.2.1£¬ output adjustment rate characteristic Output voltage range: 3.1~3.5V Output current range: 0A to 600MA£¬ peak current 700MA 2.2.2 £¬other output characteristics Output power: 2.5w. maximum value 3W Output efficiency: 85% Output ripple: 150MV Switch machine overshoot: 10% Output rise time: 100ms 2.3£¬ protection function Output power protection: the recovery characteristics: dead lock£¬ restart after recovery Short circuit protection: recovery characteristics: dead lock restart after recovery Temperature protection: recovery characteristics: dead lock£¬ restart after recovery Overcurrent protection: recovery characteristics: dead lock£¬ restart after recovery