HLK-PM01 AC-DC 220V TO 5V 3W STEP-DOWN POWER SUPPLY MODULE

The HLK-PM01 is a compact and reliable AC-to-DC switching power supply module designed to convert high-voltage AC input into a stable 5V DC output . It is widely used in smart home devices, embedded systems, industrial controllers, automation equipment, and DIY electronic projects. The module supports a wide input voltage range from 90V to 264V AC , making it compatible with global power standards. It delivers stable regulated output voltage with low ripple and high efficiency, ensuring safe and reliable operation for sensitive electronic circuits. Built with high-quality components and intelligent switching technology, the HLK-PM01 provides excellent long-term reliability with an MTBF greater than 100,000 hours . The module also includes built-in protection features such as over-current protection and controlled startup performance. Its compact enclosed design simplifies installation in space-limited applications while providing safe isolated power conversion for low-voltage electronic systems. Specifications Model: HLK-PM01 Module Type: AC-DC Switching Power Supply Input Voltage Range: 90V – 264V AC Rated Input Voltage: 100V – 240V AC Maximum Input Voltage: ?270V AC Output Voltage: 5V DC Rated Output Voltage Accuracy: ±0.1V Full Load Output Accuracy: ±0.2V Maximum Continuous Output Current: ?600mA Short-Term Peak Output Current: ?1000mA Voltage Regulation: ±0.2% Load Regulation: ±0.5% Output Ripple & Noise: ?50mVp-p Maximum Input Current: ?0.2A Input Surge Current: ?10A Soft Start Time: ?50ms Efficiency at 110V AC: ?69% Efficiency at 220V AC: ?70% Over-Current Protection: 150%–200% maximum load MTBF: ?100,000 hours Environmental Specifications Operating Temperature: -20°C to +60°C Storage Temperature: -40°C to +80°C Humidity Range: 5% – 95% RH Cooling Method: Natural cooling Operating Altitude: ?2000m Atmospheric Pressure: 80–106 KPa Vibration Resistance: 10–500Hz 2G vibration rating X/Y/Z axis testing supported Applications Smart home control systems IoT devices and automation Embedded electronics projects Industrial control equipment AC-powered microcontroller systems LED controllers and displays Sensor power supplies DIY electronics and prototyping Security and monitoring systems Communication devices