PCB 48V+3A SMALL

The WS-4810 is a compact switch-mode power supply (SMPS) board designed to deliver a regulated 48V DC output at up to 3A current, totaling a maximum power output of 144W. It is built for efficiency, reliability, and integration into various medium-power applications.

Key Specifications:

SPECIFICATION

• High-Frequency Transformer – For voltage step-down and isolation.
• Large Electrolytic Capacitor – For filtering AC ripple.
• Bridge Rectifier & Diodes – For AC to DC conversion.
• PWM Controller Circuit – Ensures regulated output.
• Relay (HONGFA HF32F) – High-current switching.
• Heat Sinks – On high-power components for thermal dissipation.
• Optocoupler (likely) – For feedback isolation.
• Indicator LED – For operational status.
• Small PCB on top – May be control or feedback logic.

Applications:

• Industrial automation
• LED lighting drivers
• Battery charging systems
• Communication equipment
• Security systems (CCTV power)
• Telecommunication gear

Advantages:

• High efficiency (typical of SMPS)
• Compact design
• Stable 48V output
• Integrated protection likely (overvoltage, overcurrent, thermal)