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Mini AC-DC Power Supply Module 5W 220V to 3.3V–24V Converter
Mini AC-DC Power Supply Module 5W 220V to 3.3V–24V Converter
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Mini AC-DC Power Supply Module – 5W Switching Converter
This compact AC-DC power supply module is the ideal solution for engineers, hobbyists, and DIY electronics enthusiasts who need a reliable, space-saving way to convert mains AC voltage to a stable DC output. Available in six output voltage options — 3.3V, 5V, 9V, 12V, 15V, and 24V — this mini switching power module fits neatly into custom enclosures, prototype boards, and embedded systems projects.
With a wide AC input range of 85V–265V (or DC 100V–300V), it works seamlessly with global mains standards, making it suitable for use worldwide. The ±1% output accuracy and tight voltage regulation ensure your downstream electronics receive clean, consistent power.
Key Features
- Wide Input Range: AC 85V–265V / DC 100V–300V — compatible with global mains voltages
- Multiple Output Voltages: Choose from 3.3V, 5V, 9V, 12V, 15V, or 24V DC
- Rated Power: 5W across all output variants
- Output Accuracy: ±1% for precise, stable power delivery
- Low Ripple: <150mV for clean DC output
- Low Standby Power: <150mW at 230VAC — energy efficient
- Frequency Range: 47Hz–63Hz
- Compact Mini Form Factor: Easily mounts inside enclosures and custom builds
- Made in Mainland China
Output Specifications by Voltage
| Output | Rated Current | Current Range | Rated Power | Ripple |
|---|---|---|---|---|
| 3.3V | 1000mA | 0–1000mA | 5W | <150mV |
| 5V | 1000mA | 0–1000mA | 5W | <150mV |
| 9V | 500mA | 0–500mA | 5W | <150mV |
| 12V | 400mA | 0–400mA | 5W | <150mV |
| 15V | 300mA | 0–300mA | 5W | <150mV |
| 24V | 200mA | 0–200mA | 5W | <150mV |
What's in the Box
- 1 × AC-DC Power Supply Module (your selected output voltage)
Common Applications
- Arduino, Raspberry Pi, and microcontroller projects
- LED driver circuits and smart home automation
- Industrial control boards and IoT sensor nodes
- DIY electronics enclosures and embedded prototypes
- Relay modules, fans, and small motor driver boards
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Safety Reference
For guidance on electrical safety standards for power conversion equipment, refer to the U.S. Consumer Product Safety Commission (CPSC) Electrical Safety Guide.
Frequently Asked Questions
Q: What is the input voltage range for this AC-DC power supply module?
A: This module accepts a wide AC input range of 85V–265V (and DC 100V–300V), making it compatible with mains voltages used worldwide, including 110V and 220V/230V systems.
Q: Can I use this power supply module with an Arduino or Raspberry Pi?
A: Yes! The 5V output variant (rated at up to 1000mA / 1A) is perfectly suited for powering Arduino boards, Raspberry Pi units, and similar microcontrollers directly from mains AC in a compact form factor.
Q: How do I choose the right output voltage for my project?
A: Select the output voltage that matches your circuit or device requirement — 3.3V for low-voltage logic, 5V for most microcontrollers, 9V or 12V for motor drivers and LED strips, 15V or 24V for industrial sensors and higher-voltage loads. All variants deliver a stable 5W rated output with ±1% accuracy.
Q: Is this module safe to install inside an enclosure?
A: The module is designed for embedded installation inside DIY enclosures and control boxes. Always follow local electrical safety codes and ensure the enclosure is appropriately rated. The module's wide-range input and isolated design make it suitable for professional and hobbyist builds alike.
