Micro USB Female Connectors
5-Pin SMD Micro USB Connector
More
The Micro USB female connector is a standardized interface component widely used in portable electronic devices, designed based on the
USB 2.0 specification with a compact five-pin configuration. The most distinctive feature of this connector is its unique trapezoidal interface design that ensures correct insertion orientation and prevents misplugging, while significantly reducing the required space compared to standard USB interfaces. The Micro USB female connector typically includes power pins (VBUS), ground pins (GND), two data lines (D+ and D-), and an ID recognition pin. The ID pin primarily supports OTG (On-The-Go) functionality, allowing mobile devices to function as hosts when connecting to external peripherals. These connectors are mainly categorized into surface mount (SMT) and through-hole (THT) types based on installation methods, with surface mount types being more suitable for automated mass production while through-hole types offer greater mechanical stability.
In terms of structural design,
Micro USB Female Connectors utilize high-strength stainless steel or phosphor bronze shells to provide mechanical protection and electromagnetic shielding. The internal contacts are typically gold-plated to enhance corrosion resistance and ensure reliable electrical connection performance. High-quality connectors can withstand at least 10,000 mating cycles and operate reliably within a temperature range of -40℃ to +85℃. These connectors must comply with standards established by the USB Implementers Forum (USB-IF) to ensure interoperability of electrical characteristics and mechanical dimensions. Although USB Type-C interfaces are becoming increasingly popular, Micro USB female connectors maintain their important position in power banks, Bluetooth earphones, digital cameras, portable audio systems, and various smart wearable devices due to their mature technology, low cost, and adequate performance, continuing to play an irreplaceable role particularly in cost-sensitive application scenarios.
Micro USB Female Connectors
szxyq's Micro USB Female Connectors are designed and manufactured in strict compliance with USB 2.0 standard specifications, specifically created to meet the stable connection requirements of small mobile devices. With a 5-pin structure, it is compact and suitable for a variety of portable devices. The contact terminals are made of high-purity phosphor bronze and treated with nickel plating, offering good electrical conductivity and corrosion resistance to ensure stable power transmission and data interaction.
Compact and portable design
Small in size, suitable for small devices with limited space, facilitating thin and lightweight device design.
Reliable power transmission
Can provide a maximum current output of 2A, stably charging devices and ensuring battery life.
Wear-resistant and damage-resistant material
High-strength PVC housing effectively resists daily wear and scratches, extending the service life of the connector.
Precise interface adaptation
Manufactured with high-precision molds to ensure a tight fit with Micro USB male connectors, reducing poor contact issues.
Smartphone charging and data transfer
Serves as the charging and data transfer interface for smartphones, facilitating daily use.
Used for charging tablets and connecting to computers for file transfer and data synchronization.
Smart wearable device charging
Compatible with devices such as smart bracelets and smartwatches, providing them with a stable power supply.
What should I do if the data transfer speed of the Micro USB female connector becomes slow?
It may be due to connector aging or poor contact. Try cleaning the dust and foreign objects inside the connector, or replace it with a new one. It may also be a problem with the device's USB port, and you can test it on other devices. If the connected data cable is damaged, replace the data cable.
Can Micro USB female connectors and Type-C female connectors be used interchangeably?
No. The shapes of their interfaces, pin definitions, and transmission protocols are all different. Micro USB female connectors have 5 pins and mainly support USB 2.0; Type-C female connectors have 24 pins and support higher data transfer rates and power transmission, and cannot be directly interchanged.
Why can't the computer recognize the device after connecting it with a Micro USB female connector?
It may be that the computer's USB driver is outdated or damaged. Try updating or reinstalling the driver. It may also be due to poor contact of the connector. Re-plug or clean the connector. If the device itself is faulty, it needs to be repaired. In addition, some devices need to be connected while powered on to be recognized.
What is the reason for sparks when charging a device with a Micro USB female connector?
It may be that there is water or foreign matter in the connector or device interface, causing a short circuit and generating sparks. It may also be that the terminals inside the connector are loose, generating electric sparks when making contact. Or the output voltage of the charger is unstable and exceeds the range that the connector can withstand. When sparks occur, stop using it immediately and check and troubleshoot the problem.
