Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-S3-WROOM-1-N16R8 is a high-performance Wi-Fi + Bluetooth Low Energy (BLE) module developed by Espressif Systems. It is built around the ESP32-S3 SoC, featuring a dual-core Xtensa LX7 32-bit processor running up to 240 MHz. This module integrates 16 MB Flash memory and 8 MB PSRAM, making it suitable for memory-intensive applications such as AI, image processing, and advanced IoT systems. It also includes an onboard PCB trace antenna, RF circuitry, crystal oscillator, and power management components—allowing designers to quickly integrate wireless connectivity into compact embedded designs. Key Features Processing & Memory Dual-core Xtensa LX7 CPU, up to 240 MHz 384 KB ROM, 512 KB SRAM + 16 KB RTC SRAM 16 MB Flash (Quad SPI) 8 MB PSRAM (Octal/Quad SPI) Connectivity 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth 5 (LE) + Mesh support Integrated PCB antenna Peripherals & Interfaces Up to 36 GPIOs Interfaces: UART, SPI, I2C, I2S, PWM, ADC, USB OTG Built-in USB Serial/JTAG support Supports touch sensors, timers, watchdogs, CAN (TWAI) Electrical Characteristics Supply voltage: 3.0 V – 3.6 V TX power: up to ~20.5 dBm RX sensitivity: ~-103.5 dBm Operating temp: −40 °C to +65 °C (typical) Advanced Capabilities Optimized for AI acceleration (vector instructions) Suitable for voice recognition, image processing, and edge AI Low-power modes for battery-operated devices| Typical Applications IoT devices and sensor hubs Smart home & home automation AIoT (voice/image recognition) Industrial automation & monitoring Wearables and health devices USB-connected embedded systems #Module #RF-Transceiver #ESP32-S3

- 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

Humidity, Temperature 0 ~ 100% RH I2C ±2% RH 8 s Surface Mount The SHTC3-TR-2.5KS is a digital humidity and temperature sensor from Sensirion, designed for high accuracy, low power consumption, and compact integration. It utilizes a fully calibrated capacitive humidity sensor and bandgap temperature sensor, providing precise environmental measurements via an I²C interface. The device is optimized for battery-powered and space-constrained applications, featuring ultra-low power consumption and sleep modes, making it ideal for IoT, wearable, and mobile devices. Key Features Relative humidity and temperature sensing in a single package Fully calibrated and linearized digital output I²C interface (up to 1 MHz fast mode) Ultra-low power consumption with sleep mode High accuracy and fast response time Small DFN package for compact designs Factory calibrated, no external calibration required Mechanical Characteristics Package Type: DFN (Dual Flat No-Lead) Package Size: ~2.0 mm × 2.0 mm × 0.75 mm Mounting Type: Surface mount (SMT) Terminals: Bottom pads Electrical Characteristics Supply Voltage (VDD): 1.62 V to 3.6 V Average Supply Current: Measurement: ~170 µA Sleep Mode: ~0.3 µA Interface: I²C (address selectable) Output: Digital (temperature and relative humidity) Sensing Performance Humidity Range: 0 to 100 %RH Humidity Accuracy: ±2 %RH (typical) Temperature Range: -40°C to +125°C Temperature Accuracy: ±0.2°C (typical) Response Time (τ63%): ~8 seconds (humidity) Functional Features Low-power measurement modes (normal and low power) Sleep mode for minimal energy consumption CRC checksum for data integrity Clock stretching support (optional) Environmental Specifications Operating Temperature Range: -40°C to +125°C Storage Temperature Range: -40°C to +125°C Packaging Information Packaging Type: Tape & Reel (TR) Reel Quantity: 2,500 units (2.5KS) Lead-Free / RoHS compliant Typical Applications Wearable devices Smartphones and mobile electronics IoT sensors and nodes Smart home devices (thermostats, air quality monitors) HVAC systems Environmental monitoring #CommonPartsLibrary #Sensor #Transducer #Humidity #Moisture-Sensor

Humidity, Pressure, Temperature 0 ~ 100% RH I²C, SPI ±3% 1 s Surface Mount The BME280 integrates three sensors—temperature, relative humidity, and pressure—along with a high-performance digital interface. It communicates via I²C or SPI, making it easy to interface with microcontrollers like Arduino, ESP32, and STM32. It is designed for low power consumption, making it suitable for battery-powered applications such as portable weather stations and smart home devices. Key Features Environmental Sensing Measures: Temperature Relative Humidity Barometric Pressure Enables altitude estimation based on pressure readings High Accuracy Temperature: ±1.0°C (typical) Humidity: ±3% RH (typical) Pressure: ±1 hPa (typical) Low Power Consumption Typical current: ~0.6 µA (sleep mode) ~3.6 µA (measurement mode) Ideal for battery-operated devices Communication Interfaces Supports: I²C (up to 3.4 MHz) SPI (3-wire / 4-wire) Easy integration with most microcontrollers Compact Package Small footprint: 2.5 × 2.5 × 0.93 mm LGA package Suitable for space-constrained designs Built-in Features Factory-calibrated coefficients stored in NVM Configurable oversampling and filtering Integrated ADC for high-resolution measurements #commonpartslibrary #sensor #humidity #pressure

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-C3-WROOM-02-N4 is a compact, general-purpose Wi-Fi and Bluetooth Low Energy (BLE) module developed by Espressif Systems. It is built around the ESP32-C3 SoC and integrates RF components, crystal oscillator, flash memory, and PCB antenna in a single module. It is designed for a wide range of applications such as IoT devices, smart home systems, industrial automation, and consumer electronics, offering a balance of performance, low power consumption, and cost efficiency. Key Features MCU & Memory 32-bit RISC-V single-core processor up to 160 MHz 384 KB ROM 400 KB SRAM + 8 KB RTC SRAM Integrated 4 MB SPI flash (N4 variant) Connectivity 2.4 GHz Wi-Fi (802.11 b/g/n) Supports Station, SoftAP, and Station + SoftAP modes Bluetooth 5 (BLE) with mesh support Data rates up to 150 Mbps (Wi-Fi) Peripherals & Interfaces Up to 15 GPIOs Interfaces: SPI, UART, I2C, I2S LED PWM ADC (SAR) Timers & watchdog USB Serial/JTAG support TWAI® (CAN 2.0 compatible) #commonpartslibrary #transceiver #module #wireless #rf

Board Mount Humidity Sensors Intermediate Humidity and Temperature Sensor Humidity, Temperature 0 ~ 100% RH I2C ±1.8% RH 4 s Surface Mount The SHT41-AD1B-R2 is a fully calibrated, low-power environmental sensor that measures relative humidity (RH) and temperature. It integrates sensing elements, signal processing, and a digital interface into a small surface-mount package, making it ideal for space-constrained designs. Key Features Sensor Type: Digital humidity and temperature sensor Interface: I²C (easy MCU integration) Supply Voltage: ~1.08 V to 3.6 V Humidity Accuracy: up to ±1.8% RH (typical) Temperature Accuracy: up to ±0.2 °C (typical) Response Time: Fast measurement and low latency Power Consumption: Ultra-low, suitable for battery devices Package: DFN (compact, ~1.5 × 1.5 mm) Factory Calibration: No external calibration required Functional Overview The sensor uses capacitive humidity sensing combined with a bandgap temperature sensor. Internal electronics convert these measurements into digital data via I²C, eliminating the need for external ADCs or complex signal conditioning. Design Advantages Small footprint for compact PCBs Low power consumption for IoT and portable devices High reliability with long-term stability Fast response time for real-time monitoring Simple integration with microcontrollers Typical Applications IoT and smart home devices HVAC and climate control systems Wearables and portable electronics Industrial monitoring systems Environmental data logging #CommonPartsLibrary #Sensors,-Transducer #Humidity #Moisture-Sensor #SHT4x

802.15.4, Bluetooth, WiFi Bluetooth v5.0, Zigbee Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-C6-WROOM-1-N8 integrates a 32-bit RISC-V single-core processor running up to 160 MHz, along with 8 MB of embedded SPI flash memory. It supports multiple wireless communication protocols, including: Wi-Fi 6 (802.11ax) in the 2.4 GHz band for improved efficiency and lower latency Bluetooth Low Energy (BLE 5) for short-range communication IEEE 802.15.4 for protocols such as Thread and Zigbee The module features a built-in PCB antenna, RF circuitry, crystal oscillator, and passive components, making it a complete solution that simplifies hardware design. It provides a wide range of GPIO pins and peripheral interfaces such as UART, SPI, I2C, PWM, ADC, and more, enabling flexible integration with sensors and external devices. Designed for low power consumption, it includes multiple power-saving modes, making it suitable for battery-powered applications. Typical Applications Smart home and IoT devices Wireless sensors and control systems Industrial automation Smart lighting and energy management Matter-compatible devices (via Thread support)

Enclosed AC DC Converters 1 Output 5V 600mA 85 ~ 264 VAC, 120 ~ 370 VDC Input The RAC03-05SK is a compact, encapsulated AC/DC power supply module manufactured by RECOM Power. It is designed for PCB mounting and provides a regulated 5V DC output from a wide AC input range. This module is suitable for low-power industrial, IoT, and household applications requiring reliable isolated power conversion. It features high efficiency, short-circuit protection, and meets international safety standards. Key Specifications Electrical Characteristics Input Voltage Range: 85 – 305 VAC / 120 – 430 VDC Nominal Input Voltage: 100 – 240 VAC Output Voltage: 5 VDC Output Current: 600 mA (max) Output Power: 3 W Efficiency: ~72% (typical) Ripple & Noise: ≤ 100 mVp-p Isolation Voltage: 4000 VAC (input to output) Protection Features Continuous short-circuit protection Overcurrent protection Overvoltage protection Environmental Characteristics Operating Temperature Range: -40°C to +80°C Storage Temperature Range: -40°C to +85°C Humidity: Up to 90% RH (non-condensing) Mechanical Characteristics Mounting Type: Through-hole PCB Package Type: Encapsulated module Dimensions: Approx. 34.8 × 22.5 × 15 mm Weight: ~20 g Safety & Compliance Certified to IEC/EN/UL 62368-1 Reinforced insulation Class II design (no earth connection required) CE compliant Applications Industrial control systems Smart home devices IoT modules Embedded electronics Standby power supplies Manufacturer Information Manufacturer: RECOM Power Series: RAC03-K Part Number: RAC03-05SK #commonpartslibrary #powersupply #acdc #converter

802.15.4, Bluetooth, WiFi 802.11a/b/g/n/ac/ax, Bluetooth v5.3, Zigbee® Transceiver Module 2.4GHz, 5GHz Antenna Not Included, U.FL/MHF, PCB Trace Surface Mount The LBES5PL2EL-923 is a compact, low-power Bluetooth® Low Energy (BLE) module developed by Murata. It integrates a Nordic Semiconductor SoC (nRF52 series) with an onboard antenna, providing a complete RF solution for wireless connectivity in embedded systems. The module is designed for IoT, wearable, and low-power wireless applications, offering reliable communication, small footprint, and minimal external component requirements. Key Features Integrated Bluetooth® Low Energy (BLE) 5.x compliant module Based on Nordic Semiconductor nRF52 series SoC Built-in chip antenna (no external antenna required) Ultra-low power consumption suitable for battery-powered devices Integrated RF matching and shielding Supports multiple BLE roles (Central, Peripheral, Broadcaster, Observer) Compact surface-mount package Pre-certified RF module (reduces certification effort) Electrical Characteristics Supply Voltage Operating Voltage: 1.7 V to 3.6 V Current Consumption TX Mode: ~5–10 mA (depending on output power) RX Mode: ~5 mA Sleep Mode: < 2 µA RF Characteristics Frequency Band: 2.4 GHz ISM (2400–2483.5 MHz) Output Power: up to +4 dBm Sensitivity: approx. -96 dBm Interfaces UART SPI I²C (TWI) GPIO (multiplexed) ADC inputs PWM Mechanical Specifications Package Type: Surface Mount Module (SMD) Dimensions: ~10 mm × 7 mm × 1.4 mm (approx.) Integrated antenna and shielding Environmental Ratings Operating Temperature: -40°C to +85°C Storage Temperature: -40°C to +125°C Compliance & Certifications Bluetooth SIG qualified FCC / IC / CE (module-level certification, varies by variant) RoHS compliant Applications IoT devices Wearables Smart home products Wireless sensors Industrial monitoring systems Pin Configuration (Summary) Power: VDD, GND Communication: UART, SPI, I²C GPIOs: Configurable digital I/O RF: Integrated antenna (no RF pin required) Design Considerations Follow recommended PCB layout for antenna clearance Avoid copper under antenna region Provide stable power supply with proper decoupling capacitors Ensure proper grounding for RF performance #commonpartslibrary #integratedcircuit #transceiver #wireless #rf

Raspberry Pi Gateway Board Featuring Ethernet, ESP32, and Wi-Fi HaLow Support

RF System on a Chip - SoC Cortex-M55 250MHz, 2.5D GPU, 4MB MRAM, 3.75MB SRAM, BLE5.4, -20 to +70 C, BGA , 1.71 V to 2.2 V -20C ~ 70C ARM® Cortex®-M55 System On Chip (SOC) IC Apollo510B 250MHz The AP510BFA-CBR is an ultra-low-power MCU System-on-Chip (SoC) designed for advanced embedded and edge-AI applications. It belongs to the Apollo510B series and integrates a powerful ARM Cortex-M55 processor optimized for both performance and energy efficiency. It combines processing, memory, and multiple peripherals into a single BGA package, making it suitable for compact and power-sensitive designs. Key Characteristics Core: ARM Cortex-M55 Max CPU Speed: 250 MHz Architecture: MCU / SoC Flash Memory: 4 MB RAM: ~3.75 MB Connectivity: I2C, SPI, UART, USB Wireless Support: Bluetooth 5.4 (variant dependent) Package: 153-BGA (compact high-density package) Key Features Built on Ambiq’s ultra-low-power SPOT technology Designed for battery-powered and energy-sensitive devices High computational performance for edge AI and DSP workloads Integrated peripherals for embedded system development Typical Applications Wearables (smartwatches, fitness bands) Smart home and IoT devices Edge AI / machine learning nodes Industrial sensors and monitoring systems Wireless communication modules #CommonPartsLibrary #IntegratedCircuit #SoC #Apollo510B

25 Hz ~ 20 kHz Analog Microphone MEMS (Silicon) 1.5 V ~ 3.63 V Omnidirectional (-32dB @ 94dB SPL) Solder Pads The ICS-40730 is a high-performance analog MEMS microphone designed for precision audio capture in compact electronic systems. It integrates a micro-electromechanical sensing element with an internal impedance conversion amplifier, providing a stable analog output suitable for direct interfacing with audio processing circuits. The device is optimized for applications requiring high signal integrity, low noise, and consistent performance across a wide frequency range. Its small form factor and surface-mount package make it ideal for space-constrained designs such as portable electronics, embedded systems, and industrial sensing equipment. Key Features Omnidirectional microphone response Low noise floor for high signal clarity Wide dynamic range for accurate sound reproduction Analog output interface Surface-mount package for automated assembly Stable performance over temperature variations Electrical Characteristics Supply voltage range suitable for low-power systems Low current consumption for energy-efficient operation High signal-to-noise ratio enabling clear audio capture Consistent sensitivity across operating conditions Acoustic Performance Omnidirectional pickup pattern Flat frequency response over the audible range High acoustic overload point for handling loud sound sources Low total harmonic distortion Mechanical Characteristics Compact surface-mount package Designed for reflow soldering processes Robust structure for reliable operation in portable devices Environmental Specifications Operational across standard industrial temperature ranges Resistant to typical humidity and environmental conditions encountered in consumer and industrial electronics Applications Voice-enabled devices Audio recording systems Industrial monitoring equipment Smart home and IoT devices Portable and wearable electronics Compliance and Standards Designed to meet common environmental and electronic component compliance requirements for modern electronic assemblies #commonpartslibrary #audio #microphone #analog

Mass Air Flow Sensor, Open-drain, 10 Pin The FS3000-1005 is a fully integrated, MEMS-based air velocity (flow) sensor designed for precise and reliable measurement of gas flow in compact systems. It utilizes a thermal transfer principle and includes onboard signal conditioning, calibration, and digital output, making it suitable for direct interface with microcontrollers. This sensor is optimized for low-flow air or gas applications such as HVAC systems, environmental monitoring, airflow detection in consumer electronics, and industrial process control. Its compact surface-mount package allows easy integration into space-constrained designs. Key Features MEMS thermal-based air velocity sensing Fully calibrated and temperature compensated Digital I²C output interface High sensitivity for low airflow detection Fast response time Compact surface-mount package Low power consumption Electrical Characteristics Supply Voltage: 3.0 V to 3.6 V (typ. 3.3 V) Current Consumption: ~10 mA (typical during operation) Interface: I²C (up to 400 kHz) Output Type: Digital (flow velocity data) Performance Characteristics Flow Range: 0 to 7.23 m/s (air velocity) Accuracy: ±5% of reading (typical) Response Time: <10 ms Repeatability: High precision with low drift Mechanical Characteristics Package Type: Surface Mount (SMD) Dimensions: Approx. 4 mm × 4 mm × 1 mm Port Type: Top-port airflow sensing Environmental Specifications Operating Temperature Range: -20°C to +85°C Storage Temperature Range: -40°C to +125°C Pin Configuration (Typical) VDD – Power supply GND – Ground SCL – I²C clock line SDA – I²C data line ADDR/SEL – I²C address select (if applicable) Applications HVAC airflow monitoring Air purifiers and smart home systems Industrial gas flow measurement Medical airflow sensing devices Consumer electronics thermal management Compliance & Reliability RoHS compliant Factory calibrated Long-term stability with minimal recalibration required #commonpartslibrary #integratedcircuit #sensor

IO95A01 3.3V-24V 8A Flip-Flop Relay Module Bistable Self-Locking Switch Low Pulse Trigger for Smart Home New 2025 High Reliable Electronic Component, Precision, Stable Performance

The EBYTE E32-433T20D is a wireless serial port module manufactured by Chengdu Ebyte Electronic Technology Co., Ltd. It is based on Semtech's SX1278 radio frequency chip and operates in the 410-441MHz frequency band, with a default setting of 433MHz. Utilizing advanced LoRa spread spectrum technology, the E32-433T20D offers enhanced communication range, robust anti-interference capabilities, and strong data confidentiality. The module supports a maximum transmit power of 100mW and can be powered by a 2.3 to 5.5 V DC supply, with optimal performance at 3.3V or higher. It features a data transmission rate range from 0.3kbps to 19.2kbps and is designed for industrial-grade applications, supporting long-term operation in temperatures ranging from -40 to +85°C. The E32-433T20D is equipped with data encryption and compression functions, providing secure and efficient data transmission. It is suitable for a variety of applications, including smart home systems, industrial sensors, wireless alarms, and advanced metering infrastructure, among others.

The Bosch BME688 is a state-of-the-art digital low power gas, pressure, temperature, and humidity sensor that integrates Artificial Intelligence (AI) capabilities, making it the first of its kind in the market. Housed in a compact 3.0 x 3.0 x 0.9 mm³ metal lid LGA package, it is designed to meet the demands of mobile and connected applications where size and power consumption are critical factors. The sensor is capable of detecting Volatile Organic Compounds (VOCs), volatile sulfur compounds (VSCs), carbon monoxide, and hydrogen in the part per billion (ppb) range. Building on the features of the BME680, the BME688 introduces a gas scanner function that enhances its sensitivity, selectivity, data rate, and power consumption for specific applications. With the help of Bosch AI-Studio tool, customers can train the BME688 gas scanner for their specific needs, making it an ideal choice for a wide range of applications including indoor air quality measurement, detection of bad breath or spoiled food, early odor detection, and smart home devices among others. The BME688 operates within a supply voltage range of 1.71 V to 3.6 V and offers various modes of operation to balance power consumption and measurement responsiveness, catering to both portable and stationary applications.

802.15.4, Bluetooth Bluetooth v5.3, Zigbee® Transceiver Module 2.4GHz Integrated, Trace Surface Mount The ESP32-H2-MINI-1-H4 is a small-form-factor, ultra-low-power connectivity module that integrates a RISC-V based MCU with modern IoT radio standards, making it suitable for smart home and mesh networking systems. Unlike ESP32 variants that focus on Wi-Fi, the ESP32-H2 family is designed for 802.15.4-based networking (Thread / Zigbee) plus BLE. 32-bit RISC-V single-core CPU Up to ~96 MHz operation (low-power optimized architecture) IEEE 802.15.4 (Thread / Zigbee support) Bluetooth Low Energy (BLE 5.x) #RF-Transceiver #Module #ESP

This LED driver board is a compact yet powerful solution supporting both 5V and 12V LED strips, including popular addressable RGB LEDs such as NeoPixel WS2812, WS2813, WS2815. Compatible with all XIAO boards, it enables smart control and automation through WLED and Home Assistant when using XIAO ESP32 Series, while offering flexible power options and comprehensive protection for safe, reliable operation in your lighting setup.