The Claf Power DES3-B4805 is a high-performance 3W isolated DC/DC converter engineered to provide stable, efficient, and reliable DC power conversion for industrial and embedded electronic applications. Designed with a 2:1 wide input voltage range (36–75VDC) and a regulated 5V DC output, the converter ensures dependable operation across varying input voltage conditions.

Built using advanced switching technology, the DES3-B4805 delivers high conversion efficiency, excellent line and load regulation, low ripple and noise, and 1500VDC galvanic isolation between the input and output circuits. The isolated design enhances system reliability by reducing electromagnetic interference (EMI), eliminating ground loop issues, and protecting sensitive electronic components.

To ensure safe and reliable operation, the converter integrates comprehensive protection features including input under-voltage protection, output short-circuit protection, over-current protection, and over-voltage protection. Its compact SIP package enables easy PCB integration into industrial control equipment, communication devices, embedded systems, instrumentation, railway electronics, and monitoring equipment.

Designed for continuous operation in harsh industrial environments, the DES3-B4805 offers long service life, excellent thermal performance, and industrial-grade reliability, making it an ideal isolated power solution for OEM and industrial applications.

Key Features

• 3W isolated DC/DC converter
• Wide 2:1 input voltage range (36–75VDC)
• Regulated 5V DC output
• High conversion efficiency
• 1500VDC input-to-output isolation
• Low ripple and noise output
• Excellent line and load regulation
• Input under-voltage protection
• Output short-circuit protection
• Over-current protection
• Over-voltage protection
• Compact SIP package
• Industrial-grade reliability
• Easy PCB integration
• Long operational life 

Applications

• Industrial automation systems
• PLC and industrial control equipment
• Telecommunications equipment
• Railway electronics
• Instrumentation systems
• Embedded electronics
• Monitoring and control systems
• Industrial networking devices
• Data acquisition equipment
• Power management systems
• Renewable energy equipment
• Isolated power supply circuits