DC12V Ultra Low Noise Linear Power Supply with Protection

The DC12V Ultra Low Noise Linear Power Supply is a finished, pre-assembled power supply board designed for high-fidelity audio and sensitive electronic equipment. With exceptionally low ripple noise and built-in overvoltage protection, it helps provide clean, stable power for compatible devices.

Key Features

• Ultra Low Noise Output: Designed to minimise power-supply noise for sensitive audio and digital equipment.
• DC12V Output: Provides a stable 12V DC supply for compatible devices and circuits.
• Ultra-Low Ripple: Audio-frequency ripple noise is rated in the single-digit µV range.
• 3A Continuous Output: Supports up to 3A continuous current when paired with a suitable transformer.
• Overvoltage Protection: High-sensitivity protection activates when the output voltage exceeds the set voltage by approximately 0.4V.
• Finished & Tested Board: Pre-welded and tested, reducing assembly work and setup time.
• Hi-Fi Focused Design: Built with clean power delivery in mind for high-fidelity audio applications.
• Stable Power Performance: Suitable for equipment where consistent, low-noise power is important.
• Compact PCB: Practical board dimensions make it suitable for custom power supply projects and equipment integration.
• Heat Management Required: Linear operation can generate significant heat, particularly with higher-power transformers.

Specifications

• Product Type: Ultra Low Noise Linear Power Supply Board
• Output Voltage: DC12V
• Continuous Output Current: Up to 3A
• Ripple Noise: Single-digit µV at 20Hz–20kHz
• Protection: Overvoltage protection
• Protection Trigger: Approximately 0.4V above the set voltage
• PCB Dimensions: 163 x 77mm
• Board Type: Finished, welded and tested
• Input: Requires a suitable AC transformer
• Application: Hi-Fi audio equipment, digital equipment and custom electronics
• Cooling: Heat dissipation recommended for high-power applications

Package Contents

• 1 x DC12V Ultra Low Noise Linear Power Supply Finished Board

What Makes This a Smart Buy:

For audio enthusiasts and electronics builders, this board provides a practical way to achieve clean, low-noise DC power without assembling a circuit from individual components. Its low ripple performance and overvoltage protection make it a versatile choice for compatible high-fidelity and sensitive electronic applications.