USB to Micro USB 5V to 3.3V Step-Down Converter Cable for Arduino
Brand Name:KUNCAN
Model Number:KC-usb-Mirco usb
Minimum Order Quantity:500 pieces
Delivery Time:16Days
Payment Terms:L/C,D/A,D/P,T/T,Western Union
Place of Origin:China
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Location:
Shenzhen China
Address:
Building 1, Tower B, Huaqiang Creative Industrial Park, Biyan Community, Guangming District, Shenzhen City
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Product Details
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Product Details
USB to Micro USB 5V Step-Down Converter Cable -Voltage Reduction Adapter for Arduino, DIY Electronics, Small Devices
Product Description
| Parameter | Value |
|---|---|
| Product Name | USB to Micro USB Step-Down Converter Cable |
| Input Voltage | USB Type-A Male |
| Output Voltage | Micro USB Male |
| Input Voltage | DC 5V |
| Output Voltage | 3.3V or 3V (Fixed, depending on chip) |
| Output Current | Max 1A (depending on load) |
| Cable Length | Customizable (3FT) |
| Built-in Chip | Voltage regulator (e.g., AMS1117 or custom) |
| Material | PVC Insulation, Tinned Copper Wire |
| Color | Black (OEM colors available) |
| Application Type | Voltage reduction / low-power device charging / DIY use |
Product Introduction
This USB to Micro USB Step-Down Converter Cable reduces the standard 5V USB voltage down to 3.3V (or 3V), making it perfect for powering Arduino modules, ESP8266 boards, low-voltage sensors, and other DIY electronic components that require a lower voltage input.
It's a convenient solution for hobbyists, technicians, and makers who work with sensitive microcontrollers or 3.3V systems.
Key Specs
Input: 5V from USB-A
Output: 3.3V / 3V via Micro USB
Length: 30cm–50cm or custom
Wire Gauge: 24AWG Power Line
Protection: Overload, short-circuit protection (depends on chip)
Product Features
Safely powers 3.3V microcontroller boards from USB
Plug-and-play, no external components needed
Compact and portable for lab or field use
Clean and stable voltage output
Ideal for DIY electronics and IoT applications
Compatible Devices
Arduino Pro Mini 3.3V
ESP8266 / NodeMCU
OLED / I2C modules (3.3V input only)
Li-Ion charging boards (with 3V-3.7V limit)
Prototyping boards and test environments
Note: Not suitable for charging smartphones or tablets.
Ensure your device supports 3.3V power input before use.
Safety & Usage Notes
Do not overload (1A max recommended)
Avoid reverse connection
Not suitable for data transmission (power only)
Use in dry, indoor environments only
Check output voltage variant before connecting to sensitive modules
OEM & Customization Options
| Option | Description |
|---|---|
| Output Voltage | 3.3V / 3.0V / 1.8V (fixed or selectable) |
| Output Connector | Micro USB / DC Barrel / JST / Dupont |
| Length | 15cm / 30cm / 50cm / 100cm |
| Cable Color | Black / Red / Custom Pantone |
| Branding | Label Tag / Cable Mold Logo |
| Packaging | PE Bag / OEM Zip Bag / Retail Box |
Company Information
FAQ
Frequently Asked Questions (FAQ)
Q1. Are you factory or trade company?
A: We are factory of more than 16 years export experience.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. Samples ?
A: 2-5 pieces free samples are available, freight on you. Delivery
time usually is 2-3 days. Customized samples will take 5-10 days.
Q5. What is delivery time if we place an order?
A: It depends order quantities. Usually, we can deliver goods
within 10-15 working days, for more QTY order, let's confirm when
you place official order.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q7. How to ship out the cargo?
A: At your request, by sea, by express, all are available.
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USB to Micro USB 5V to 3.3V Step-Down Converter Cable for Arduino
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