Description
USB Type-A Male Connector (4-Pin USB Plug)
The USB Type-A Male Connector is one of the most commonly used USB connectors for connecting electronic devices, computers, chargers, and embedded development boards. It provides both power delivery and data communication, making it suitable for programming, debugging, firmware updates, and peripheral connectivity.
This connector follows the standard USB 2.0 Type-A interface and consists of four electrical connections: VBUS (+5V), D−, D+, and GND. It is widely used in USB cables, development kits, embedded projects, and custom electronic applications.
The compact and durable design ensures reliable mechanical connection and long service life. It is commonly integrated into Arduino boards, STM32 development kits, USB-to-Serial modules, embedded systems, and DIY electronics projects.
Applications
- Embedded Development Boards
- Arduino Projects
- STM32 Development Boards
- USB-to-Serial Modules
- Firmware Programming & Debugging
- Computer and Laptop Connectivity
- USB Charging Applications
- USB Flash Drives
- Keyboards and Mice
- IoT Devices
- Electronic Prototyping
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | USB Type-A Male Connector |
| Connector Type | USB Type-A Male Plug |
| Number of Pins | 4 Pins |
| Interface Standard | USB 2.0 |
| Pin Configuration | VBUS, D−, D+, GND |
| Voltage Rating | 5V DC |
| Data Transfer | USB 2.0 High-Speed Communication |
| Mounting Type | Cable Mount / PCB Mount |
| Material | Plastic Housing with Metal Contacts |
| Applications | Embedded Systems, Computers, USB Devices |







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