The **47DM-1116-R** is a specific electronic component, typically categorized as a **Micro-USB Connector** (specifically a Micro-B type). These components are surface-mount devices (SMD) used primarily for power delivery and data transfer in compact electronic devices. --- ### 1. Key Technical Specifications Below are the general electrical and mechanical specifications for this type of connector: | Feature | Specification | | :--- | :--- | | **Connector Type** | Micro-USB Type B | | **Gender** | Receptacle (Female) | | **Mounting Type** | Surface Mount (SMD / SMT) | | **Number of Contacts** | 5 Pins | | **Current Rating** | ~1.0A - 1.8A per contact | | **Voltage Rating** | 30V AC/DC | | **Orientation** | Right Angle / Horizontal | --- ### 2. Physical Construction The part is designed for high durability and efficient PCB integration: * **Housing:** High-temperature thermoplastic (usually LCP), capable of withstanding reflow soldering temperatures. * **Contacts:** Copper alloy with gold plating to prevent oxidation and ensure stable connectivity. * **Shell:** Stainless steel or copper alloy with tin or nickel plating for EMI/RFI shielding and structural grounding. * **Mechanical Legs:** It usually features "SMT leads" for the signals and "Through-Hole" or "SMT pads" for the shell legs to provide mechanical strain relief. --- ### 3. Pinout Configuration As a standard 5-pin Micro-USB, the internal wiring follows this standard: | Pin Number | Name | Function | | :--- | :--- | :--- | | 1 | **VCC** | +5V DC Power | | 2 | **D-** | Data Minus | | 3 | **D+** | Data Plus | | 4 | **ID** | Identification (Used for OTG functions) | | 5 | **GND** | Ground | --- ### 4. Common Applications Due to its small footprint, the 47DM-1116-R is found in: * **Mobile Accessories:** Power banks, Bluetooth speakers, and headphones. * **Development Boards:** Small microcontrollers (like older ESP32 or Arduino Nano clones). * **IoT Devices:** Smart home sensors and wearable tech. * **Charging Circuits:** Acting as the primary DC input for lithium-ion battery charging modules. ---