USB-C (USB TYPE-C) USB 2.0 Receptacle Connector 24 (16+8 Dummy) Position Surface Mount, Right Angle; Through Hole The USB4105-GF-A is a USB Type-C receptacle connector designed for USB 2.0 applications, commonly used in embedded systems, IoT devices, and consumer electronics. It features a 24-position (16 active + 8 dummy) contact design that supports reversible plug orientation, making it user-friendly and compliant with USB Type-C standards. This connector is a right-angle, surface-mount (SMT) device with through-hole retention tabs, providing both compact PCB integration and strong mechanical stability. Key Features USB Type-C Interface Reversible plug orientation (no wrong insertion) Standard USB Type-C receptacle Supports USB 2.0 signaling Contact Configuration 24 pins total (16 active + 8 dummy pins) Includes: Power (VBUS) Ground (GND) USB 2.0 data (D+, D−) Configuration channel (CC) Electrical Capability Supports multiple current levels (up to 5A depending on design) Rated voltage up to 48V DC Mechanical Design Right-angle (horizontal) mounting Surface-mount + through-hole hybrid Includes: Board guide Solder retention tabs (strong anchoring) Durability & Materials Shielded metal shell (EMI protection) Contact finish: Gold plating Housing: UL94 V-0 flame rated Mating cycles: ~20,000 insertions Environmental Specs Operating temperature: -40°C to +85°C RoHS compliant (lead-free) Typical Applications Microcontroller boards (ESP32, Arduino, etc.) Charging + data interface for embedded devices Power + USB communication ports Consumer electronics (gadgets, accessories) #CommonPartsLibrary #Connector #USB #DVI #USB4105 #USB-C

Bipolar (BJT) Transistor NPN 40V 600 mA 300MHz 300 mW Surface Mount SOT-23-3 (TO-236) The MMBT2222ALT3G is a NPN general-purpose bipolar junction transistor (BJT) manufactured by onsemi, designed in a SOT-23 surface-mount package. It is the SMD version of the well-known 2N2222A transistor family, used for switching and signal amplification in compact electronic circuits. It is widely used in industrial, automotive (AEC-Q101 qualified variants), and general embedded systems due to its reliability, small size, and good electrical performance. Key Features NPN General-Purpose Transistor Suitable for switching and low-power amplification Collector-Emitter Voltage (Vceo) Up to 40 V Collector Current Up to 600 mA Power Dissipation Around 225–300 mW (depending on package conditions) High Frequency Performance Transition frequency up to ~300 MHz DC Current Gain (hFE) Typically ~100 at moderate currents Low Saturation Voltage Efficient switching performance for digital circuits SOT-23 Surface-Mount Package Compact footprint for modern PCB designs Wide Temperature Range Typically -55°C to +150°C RoHS / Lead-Free Compliant Environmentally compliant manufacturing Typical Applications LED switching circuits Relay driver stages MCU signal interfacing (Arduino, ESP32, etc.) Small motor drivers General signal amplification Automotive and industrial control circuits Important Note MMBT2222ALT3G = SMD version (SOT-23) Equivalent to 2N2222A (TO-92 through-hole version) in function, but not in physical package. 2N2222A SOT-23 #commonpartslibrary #transistor #bjt

ESP32-S3 Arduino Nano ESP32-S Xtensa® MPU Embedded Evaluation Board #commonpartslibrary #esp32 #evaluationboard

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount #bluetooth #WiFi #ESP32 #IoT #part

ESP32-S3-MINI-1-N8 is a compact, low-power Wi-Fi and Bluetooth module from Espressif Systems based on the ESP32-S3 SoC. It integrates a dual-core Xtensa LX7 processor, 8 MB flash memory, crystal oscillator, RF matching circuitry, and a PCB antenna in a small SMD package, making it ideal for IoT devices, smart home products, industrial automation, HMI applications, AIoT edge devices, and USB-connected embedded systems. Key Features Dual-core 32-bit Xtensa LX7 CPU Up to 240 MHz operating frequency Includes single-precision floating-point unit (FPU) for enhanced processing performance. Integrated Memory 8 MB Quad SPI Flash (N8 variant) 512 KB SRAM 384 KB ROM 16 KB RTC SRAM. Wireless Connectivity 2.4 GHz Wi-Fi 4 (802.11 b/g/n) Data rates up to 150 Mbps Bluetooth 5 LE with Bluetooth Mesh support Simultaneous Wi-Fi and Bluetooth operation through an integrated coexistence mechanism. Rich Peripheral Set Up to 39 GPIOs USB 2.0 OTG USB Serial/JTAG SPI, I²C, I²S, UART PWM, MCPWM SDIO Host ADC Touch sensing Temperature sensor TWAI® (CAN 2.0 compatible) Timers and watchdogs. Integrated Components On-board 40 MHz crystal oscillator PCB antenna RF matching network Compact certified module design. Operating Conditions Supply voltage: 3.0 V to 3.6 V Operating temperature: −40°C to +85°C. Compliance RoHS and REACH compliant RF-certified module for simplified product development. #RF_transceiver #Module #Esp32

- ESP32-WROOM-32UE Transceiver; 802.11 b/g/n (Wi-Fi, WiFi, WLAN), Bluetooth® Smart Ready 4.x Dual Mode 2.4GHz Evaluation Board The ESP32-DEVKITC-32UE is a development board based on the ESP32 series SoC designed by Espressif. It is widely used for IoT, embedded systems, and wireless communication applications due to its built-in Wi-Fi and Bluetooth capabilities. Microcontroller: ESP32 dual-core Tensilica LX6 processor Wireless Connectivity: Wi-Fi (802.11 b/g/n) and Bluetooth (Classic + BLE) Flash Memory: Integrated SPI flash (varies by module version) Development Interface: USB-to-UART bridge for easy programming and debugging Power Supply: Typically powered via USB or external 5V input GPIO Pins: Multiple multifunction GPIOs supporting ADC, DAC, PWM, SPI, I2C, UART, etc. Supports deep sleep and ultra-low power modes Multiple peripheral interfaces (SPI, I2C, UART, SDMMC, PWM) Compatible with ESP-IDF, Arduino IDE, and MicroPython Built-in antenna (UE variant uses U.FL or external antenna option depending on module design) IoT devices and smart home systems Wireless sensor networks Data logging and monitoring systems Robotics and automation Embedded control systems #commonpartslibrary #developmentboard #esp32 #wroom

Super tiny ESP32-C3 board #Module #ESP32