TE90A1803F01 is a 90W single-output external AC-DC power supply designed for test and measurement and industrial applications. It delivers 18.0V at 5.00A with 180mV peak-to-peak ripple and noise, featuring ±1% line regulation and ±5% load regulation for stable output performance. The unit meets DoE Efficiency Level VI requirements with universal input of 90-264Vac, operates over -20°C to +70°C ambient temperature, and provides 4000Vac input-to-output isolation. It is fully compliant with EN/IEC/UL60950-1 safety standards, EN61000 heavy industrial EMC requirements, and FCC Part 15 Class B emissions with 6dB margin, making it suitable for demanding industrial and laboratory environments requiring reliable, regulated DC power.