Mini AC-DC Power Supply Module 5W 220V to 3.3V–24V Converter
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.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
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