Power Supply Modules - AC/DC & DC/DC Converters

Power Supply Modules
Power supply modules provide regulated voltage conversion for electronic systems, industrial equipment, and embedded applications. These compact units deliver reliable AC/DC or DC/DC conversion in standardized form factors.

Types of Power Supply Modules
AC/DC power supply modules convert alternating current from mains power to regulated direct current output. DC/DC converter modules transform one DC voltage level to another, supporting step-down (buck) or step-up (boost) configurations. Isolated modules provide electrical separation between input and output for safety and noise reduction.

Key Specifications
Output voltage and current ratings determine load capacity. Efficiency ratings typically range from 80% to 95%, affecting heat dissipation and energy consumption. Input voltage range defines compatibility with power sources. Regulation accuracy maintains stable output under varying load conditions. Operating temperature range specifies environmental limits.

Common Applications
Industrial automation systems use power supply modules for PLC controllers, sensors, and actuators. Telecommunications equipment requires reliable voltage conversion for network infrastructure. Medical devices depend on regulated power modules meeting safety standards. Test and measurement instruments integrate compact modules for bench power. Embedded systems in IoT devices, robotics, and automotive electronics utilize efficient DC/DC converters.

Selection Criteria
Match output voltage and current to load requirements with appropriate safety margin. Consider mounting options including DIN rail, PCB mount, or chassis mount configurations. Evaluate protection features such as overcurrent, overvoltage, and thermal shutdown. Verify compliance with relevant safety certifications (UL, CE, IEC) for your application. Review datasheet specifications for ripple, transient response, and electromagnetic compatibility.