Switching adapter, fixed frequency control circuit, apply to mobile phone, PDA, digital camera, tax-control POS, and router Meets all related safety standard Ultra low no-load/standby power consumption (30mW max), meets CEC IV green power requirements Electrical characteristics: Input voltage:10 to 240V AC (90 to 264V AC) Input current: 0.15A max Input frequency: 50/60Hz (47 to 62Hz) Output voltage: 4.2 to 5.6V No-load power consumption: 0.03W maximum Efficiency: 60% minimum Ripple and noise: 100 to 200mV Counter current: 5mA maximum Line regulation: ±1% Load regulation: ±5% Output protection Short circuit protection Over voltage protection Over current protection Reliability Hi-pot test: 3,000V AC, 60s, 5mA maximum Insulation resistance: 7MΩ minimum Leakage current: 0.25mA maximum Operating temperature: -5 to 45 degrees Storage humidity: 5 to 95% RH Burn-in test: 80 to 100% load, 40±54 hours Safety standard: EN55022 class B/FCC part 15 class B EN55024/A1: 2001/EN61000