Description of QC3.0 24W Fast Charging DC Step-Down USB Module 5V–32V DIY
This QC3.0 DIY Fast Charger Module is designed to deliver reliable and efficient USB charging from a wide DC input range (5V–32V).
It supports multiple fast charging protocols such as QC3.0, QC4.0, PD3.0, PPS, and MTK-PE, making it compatible with most modern smartphones and devices.
With a compact PCB design and safety protections, it’s perfect for DIY enthusiasts, portable charger builds, and electronics prototyping.

Main features
- Wide input range: DC 5V–32V
- Output: Standard 5V USB with dynamic QC/PD negotiation
- Max power output up to 24W
- High efficiency >90%
- Supports QC3.0 / QC4.0 / PD3.0 / PPS / MTK-PE
- Built-in safety protections: OVP, OCP, SCP
- USB-A interface for universal compatibility
- Compact module for power bank, charger, or embedded designs
Technical Specifications
| Specification | Details |
|---|---|
| Input Voltage | DC 5V–32V |
| Output Voltage | 5V standard USB (dynamic QC/PD) |
| Output Power | Max 24W |
| Efficiency | >90% typical |
| Supported Protocols | QC3.0 / QC4.0 / PD3.0 / PPS / MTK-PE |
| Output Interface | USB-A port |
| Protections | OVP, OCP, SCP |
| Size | Compact PCB Design |
| Warranty | 4 Day General Warranty |
Package Content
- 1 x QC3.0 Step-Down USB Fast Charging Module
What are Reasons to buy QC3.0 24W Fast Charging DC Step-Down USB Module 5V–32V DIY ?
This QC3.0 DIY Fast Charging Step-Down Module is made for projects that need USB fast charging that works well and is dependable.
It provides stable power for smartphones, tablets, and embedded electronics and works with many protocols, such as QC3.0, QC4.0, PD3.0, and PPS.
Because it can take inputs from 5V to 32V, it can be used for a lot of different DIY power projects that are common in Bangladesh.

What is QC3.0 24W Fast Charging DC Step-Down USB Module 5V–32V DIY?
It is a DC-to-DC converter module that takes a high input voltage (5V–32V) and steps it down to 5V USB while
supporting fast-charging protocols like QC3.0, PD, and PPS. This allows devices to negotiate proper fast-charging voltage dynamically.
How QC3.0 24W Fast Charging USB Module Works?
The module detects the connected device and negotiates the appropriate fast-charging protocol (QC/PD/PPS).
It then regulates the input voltage down to stable 5V USB output with built-in protection systems ensuring safe charging.
Usage/Application
- DIY power bank and charging stations
- Smartphone/tablet fast charging modules
- Embedded charging systems
- Portable chargers and power box projects
- Ideal for Bangladesh users needing reliable fast-charging in custom electronics builds
Need Assistance ?
Please call to our office to get more information about products, delivery information, warranty or return policy.
Mobile: 01316113774
FAQs
Q1: Can it fast-charge Android phones?
Yes, it supports QC3.0 / QC4.0 / PD3.0 / PPS.
Q2: Does it support iPhone fast charging?
Yes, via PD3.0 and PPS (if the device supports it).
Q3: Can I power it from a 12V battery?
Yes, works with any DC 5V–32V input source.
Q4: Does it have built-in protection?
Yes, OVP, OCP, and SCP included.
Q5: Can it be used for DIY chargers?
Absolutely—perfect for DIY charging setups.







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