22.5W Bidirectional Fast Charging Buck Converter Module
22.5W Bidirectional Fast Charging Buck Converter Module
22.5W Bidirectional Fast Charging Buck Converter Module
Upgrade your DIY power bank builds and custom electronics projects with this compact 22.5W Bidirectional Fast Charging Buck Converter Module. Featuring both Type-C and USB interfaces with a built-in display, this module delivers efficient, stable power conversion in a small, easy-to-integrate PCB form factor — perfect for hobbyists, makers, and electronics engineers alike.
Key Features
- Bidirectional Fast Charging: Functions as both a power input and output device, making it ideal for power bank applications and custom motherboard builds.
- 22.5W Output Power: Supports up to 22.5W for fast, efficient charging of connected devices.
- Type-C & USB Interface: Dual interface design (5–20V DC range) ensures broad compatibility with modern devices and DIY power systems.
- Built-In Display: Monitors voltage and power status in real time so you can track performance at a glance.
- Buck Converter Design: Improves conversion efficiency and stabilizes output to protect your connected devices and batteries.
- Comprehensive Protections: Includes overcharge, over-discharge, overvoltage, and overheating safeguards built directly into the PCB motherboard.
- DIY Compatible: Designed to fit a variety of DIY power bank shells, custom power motherboards, and small portable electronic projects.
- High Conversion Efficiency: Delivers stable current and voltage output for reliable power management.
Specifications
- Output Power: 22.5W (max)
- Input Parameters: 5V/3A | 9V/2A | 12V/1.5A
- Output Parameters: 5V/3A | 9V/2A | 12V/1.5A | 10V/2.25A
- Voltage Range: USB (5–20V DC)
- Board Dimensions: Approx. 6.2 × 2.6 cm / 2.44 × 1.02 in
- Color: Green PCB
- Material: Plastic & PCB
- Battery Included: No
- Charger Included: No
- Made in Mainland China
Package Contents
- 1 × 22.5W Bidirectional Fast Charging Buck Converter Module
Note: Due to lighting and display differences, the actual color may vary slightly from product images. Measurement tolerance is ±1–3 cm.
For more information on electrical safety standards for electronic components, visit CPSC.gov – Electronics Safety.
Frequently Asked Questions
Q: What is a bidirectional fast charging buck converter module used for?
A: A bidirectional fast charging buck converter module is used in DIY power bank builds and custom electronic projects. It can both receive power (charging the battery) and deliver power (discharging to connected devices), all through Type-C or USB ports — making it a versatile component for portable power solutions.
Q: What protections does this 22.5W buck converter module include?
A: This module includes built-in overcharge, over-discharge, overvoltage, and overheating protections. These safeguards are integrated directly into the PCB to help maintain stable, efficient operation and protect both the module and any connected batteries or devices.
Q: Is this buck converter module compatible with standard DIY power bank shells?
A: Yes. The compact PCB dimensions (approx. 6.2 × 2.6 cm) are designed to be compatible with a wide range of DIY power bank shells, custom power motherboards, and small portable electronic enclosures, making it a great fit for hobbyist and maker projects.
Q: Does this module support fast charging protocols?
A: Yes. This module supports fast charging input and output at multiple voltage/current combinations: 5V/3A, 9V/2A, 12V/1.5A, and 10V/2.25A, delivering up to 22.5W for rapid charging compatible with common fast charging standards.