Air Quality Sensors VOC and NOx (MOX) Gas Pollutant Sensor The SGP41-D-R4 is a compact digital gas sensor developed by Sensirion for indoor air quality monitoring applications. It is designed to detect volatile organic compounds (VOC) and nitrogen oxides (NOx) using Sensirion’s CMOSens® sensor technology. The device integrates sensing elements, analog front-end circuitry, calibration memory, and digital signal processing within a miniature surface-mount package, enabling accurate and reliable environmental sensing with minimal external components. The sensor communicates through a standard I²C digital interface and is optimized for low-power operation, making it suitable for battery-powered and portable electronic systems. The SGP41 is intended for use in air purifiers, HVAC systems, smart home devices, wearable electronics, environmental monitoring equipment, and other applications requiring real-time indoor air quality assessment. The device supports humidity-compensated measurements when paired with an external humidity and temperature sensor, improving long-term stability and measurement accuracy. Factory calibration eliminates the need for manual calibration during manufacturing. Key Features Digital VOC and NOx gas sensing CMOSens® technology integration I²C communication interface Fully calibrated and linearized output Humidity compensation capability Low power consumption operation Compact DFN surface-mount package Fast response and recovery characteristics Optimized for indoor air quality applications RoHS and halogen-free compliant Electrical Characteristics Supply voltage operation compatible with low-voltage embedded systems Low average current consumption suitable for portable devices Integrated digital signal processing and calibration memory I²C serial communication support with standard addressing Stable operation across industrial temperature ranges Mechanical Characteristics Small DFN package optimized for compact PCB layouts Surface-mount assembly compatible Low-profile package suitable for space-constrained designs Moisture-sensitive device requiring proper handling during assembly Functional Characteristics Simultaneous VOC and NOx sensing capability Real-time indoor air quality monitoring Compensation support for environmental humidity effects Long-term measurement stability Fast startup and measurement readiness Designed for continuous sensing applications Typical Applications Indoor air quality monitoring systems Smart thermostats and HVAC controllers Air purifiers and ventilation systems Smart home and IoT devices Portable environmental monitoring equipment Wearable health and wellness devices Building automation systems Consumer electronics requiring air quality detection #Sensor #Transducer #Gas#Sensor #SGP41

The ESP32-DevKitC is an official ESP32-based development board from Espressif Systems designed for rapid prototyping and IoT application development. It integrates an ESP32 module (such as ESP32-WROOM-32E or ESP32-WROVER variants), USB-to-UART programming interface, power regulation circuitry, reset and boot buttons, and access to most ESP32 GPIOs through dual-row headers. The board is breadboard-friendly and supports wireless connectivity, making it suitable for smart devices, industrial monitoring, home automation, wearable electronics, and embedded control systems. Key Features ESP32 Dual-Core Processor Xtensa® 32-bit LX6 dual-core MCU Up to 240 MHz clock frequency High-performance embedded processing capability. Wireless Connectivity Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth Classic (BR/EDR) and Bluetooth Low Energy (BLE) support. Memory Typically includes 4 MB SPI Flash Some variants provide additional PSRAM for memory-intensive applications. Rich Peripheral Interfaces UART, SPI, I²C, I²S, SDIO ADC and DAC PWM outputs Capacitive touch sensing Pulse counter and timer peripherals. Extensive GPIO Access Most ESP32 pins are broken out to headers Supports digital I/O, interrupts, analog inputs, and communication interfaces. Development-Friendly Hardware USB-to-UART bridge for programming and debugging Dedicated EN (Reset) and BOOT buttons On-board 3.3 V regulator Breadboard-compatible layout. Flexible Power Options Powered through Micro-USB and onboard power circuitry Supports external power connections through header pins. #DevelopmentBoard

Accelerometer X, Y, Z Axis ±3g 1.6kHz (X,Y), 550Hz (Z) 16-LFCSP-LQ (4x4) The ADXL335BCPZ is a small, thin, low-power, complete 3-axis accelerometer with signal-conditioned voltage outputs. It measures acceleration with a minimum full-scale range of ±3 g. The device outputs analog voltages proportional to acceleration in each of the three orthogonal axes (X, Y, and Z). The accelerometer is designed for low power consumption and high resolution, making it suitable for mobile devices, tilt sensing, motion detection, and vibration monitoring. It operates over a wide temperature range and requires minimal external components, enabling easy integration into compact systems. Functional Overview The ADXL335 uses a capacitive sensing structure to detect acceleration. Changes in acceleration result in differential capacitance changes, which are converted into voltage outputs through an internal signal conditioning circuit. Each axis provides an independent analog output that can be directly interfaced with ADC inputs of microcontrollers or other processing units. Bandwidth for each axis can be adjusted using external capacitors, allowing flexibility depending on application requirements. Electrical Characteristics Supply Voltage Range: 1.8 V to 3.6 V Supply Current: Typical: 350 µA Measurement Range: ±3 g Sensitivity (Typical): 300 mV/g Zero-g Bias Level: Approximately mid-supply voltage Bandwidth: User-selectable via external capacitors Typical range: X, Y axes: up to 1600 Hz Z axis: up to 550 Hz Output Characteristics Output Type: Analog voltage (ratiometric to supply voltage) Number of Axes: Three (X, Y, Z) Output Noise: Low noise suitable for precision motion sensing Cross-Axis Sensitivity: Typically ±1% Mechanical Characteristics Package Type: 16-lead LFCSP (Lead Frame Chip Scale Package) Dimensions: Approximately 4 mm × 4 mm × 1.45 mm Mounting: Surface mount Environmental Specifications Operating Temperature Range: −40°C to +85°C Shock Survivability: Up to 10,000 g Interface Requirements External Components: Requires capacitors for bandwidth setting (one per axis) Output Interface: Direct analog output compatible with ADC inputs Applications Mobile devices and handheld electronics Tilt and orientation sensing Vibration monitoring systems Gaming and motion input devices Industrial instrumentation Wearable electronics Key Features Low power consumption Compact form factor High resolution analog outputs User-adjustable bandwidth Wide operating temperature range Simple integration with minimal external components #commonpartslibrary #sensor #transducer #motionsensor #accelerometer

IC RF TxRx + MCU Bluetooth Bluetooth v5.0 2.4GHz 32-VFQFN Exposed Pad nRF52810-QCAA-R is a multiprotocol ultra-low-power wireless System-on-Chip from Nordic Semiconductor designed for Bluetooth Low Energy and proprietary wireless communication applications. The device integrates a high-performance ARM Cortex-M processor, radio transceiver, memory resources, and peripheral interfaces into a compact package optimized for low-power embedded systems and IoT devices. This SoC supports reliable wireless connectivity with low energy consumption, making it suitable for wearable electronics, wireless sensors, smart home devices, industrial monitoring systems, and battery-powered portable applications. The integrated radio architecture provides stable RF performance with support for advanced wireless features, secure communication, and efficient coexistence in crowded RF environments. The nRF52810-QCAA-R includes multiple GPIOs, serial communication peripherals, timers, PWM functionality, analog interfaces, and low-power operating modes that simplify embedded hardware design and firmware development. Its compact package and optimized power profile make it ideal for space-constrained and energy-sensitive wireless applications. #commonpartslibrary #nordicsemiconductor #bluetoothlowenergy #wirelesssoc #iotdevices #embeddedhardware #rfdesign #lowpowerdesign #wearableelectronics #wirelesscommunication

WiFi Modules ESP32-S3-MINI-1-N4R2 BULETM-SMD_ESP32-S3-MINI-1-N8 LCSC Part Number: C3013941 JLCPCB Part Class: Extended Part Manufactured by ESPRESSIF Espressif ESP32-S3-MINI-1/1U Wi-Fi and Bluetooth LE MCU module based on ESP32-S3, dual-core 32-bit Xtensa LX7 processor up to 240MHz, supports 2.4GHz Wi-Fi and Bluetooth LE, 8MB Quad SPI flash, optional 2MB Quad SPI PSRAM, up to 80MHz SPI flash clock, integrated low-power co-processor, -40°C to +85°C operating temperature, compact SMD module for IoT, smart home, embedded systems and wearable electronics; ESP32-S3-MINI-1 includes PCB antenna, ESP32-S3-MINI-1U supports external antenna connector. Search Keywords: ESP32-S3-MINI-1, ESP32-S3-MINI-1U, ESP32-S3-MINI-1-N8, ESP32-S3-MINI-1-N4R2, ESP32-S3-MINI-1U-N8, ESP32-S3-MINI-1U-N4R2, Espressif ESP32-S3-MINI, ESP32-S3 WiFi Bluetooth module, ESP32-S3 BLE module, ESP32-S3 MCU module, ESP32-S3-MINI 8MB flash, ESP32-S3-MINI 2MB PSRAM, ESP32-S3-MINI PCB antenna, ESP32-S3-MINI external antenna, ESP32-S3-MINI-1U antenna connector, ESP32-S3 SMD module, ESP32-S3 IoT module, ESP32-S3-MINI datasheet Hashtags: #ESP32S3MINI1 #ESP32S3MINI1U #ESP32S3MINI1N8 #ESP32S3MINI1N4R2 #ESP32S3MINI1UN8 #ESP32S3MINI1UN4R2 #Espressif #ESP32S3 #ESP32Module #WiFiModule #BluetoothLEModule #BLEModule #MCUModule #IoTModule #SMDModule #PCBantenna #ExternalAntenna #XtensaLX7 #8MBFlash #2MBPSRAM

Coin, 20.0mm Lithium Manganese Dioxide 3 V Battery Non-Rechargeable (Primary) The CR2032 is a compact, coin-cell lithium battery widely used in portable electronic devices, providing long-lasting, stable power in a small form factor. It features a cylindrical shape with a flat positive terminal and a metal casing that serves as the negative terminal. Known for its high energy density and wide operating temperature range, this battery is ideal for memory backup, real-time clocks, small medical devices, remote controls, wearable electronics, and low-drain consumer electronics. Its reliability, shelf life, and lightweight design make it a standard choice for a broad range of compact electronic applications. Engineering Specifications Battery Type: Lithium Coin Cell Chemistry: Lithium Manganese Dioxide Standard Designation: CR2032 Nominal Voltage: 3 Volts Capacity: Typical Rated Capacity for Consumer Electronics Discharge Characteristics: Suitable for Low-Drain Applications Dimensions: Standard Diameter and Height for CR2032 Operating Temperature Range: Wide Range for Consumer and Industrial Use Shelf Life: Extended, Suitable for Long-Term Storage Terminals: Flat Positive Top, Metal Casing Negative Bottom RoHS Compliant: Yes Applications: Watches, Calculators, Motherboard CMOS Backup, Fitness Trackers, Remote Controls, Medical Devices, Sensors, Small Electronics #CR2032 #LithiumBattery #CoinCell #3Volt #LongLifeBattery #PortableElectronics #Wearables #ConsumerElectronics #MemoryBackup #LowDrainDevice #IndustrialElectronics #BatteryComponent #PCBDesign #CompactPower

Inertial Measurement Unit (IMU) made by TDK. It contains a 3-axis gyroscope and a 3-axis accelerometer, making it a 6-axis motion tracking device. One of its standout features is the presence of a Digital Motion Processor (DMP) that can offload complex computation of motion processing algorithms from the host processor. This IC typically communicates with a microcontroller using the I2C interface. The MPU-6050 is highly versatile and finds its application in different devices particularly in those related to motion tracking like drones, wearable devices, and motion-based gaming controllers.

Accelerometer X, Y, Z Axis ±3g 1.6kHz (X,Y), 550Hz (Z) 16-LFCSP-LQ (4x4) The ADXL335BCPZ-RL7 is a low-power, complete 3-axis accelerometer with analog voltage outputs proportional to acceleration. It measures acceleration along the X, Y, and Z axes with a full-scale range of ±3 g. This device integrates a micro-electromechanical system (MEMS) sensor with signal conditioning circuitry, enabling direct analog output without the need for external amplification. The RL7 suffix indicates tape-and-reel packaging for automated assembly. The ADXL335BCPZ-RL7 is designed for compact, battery-powered, and motion-sensitive applications where low power consumption and ease of integration are critical. Functional Overview The accelerometer operates using a capacitive sensing structure. Acceleration causes displacement of an internal mass, changing capacitance, which is converted into a proportional analog voltage output. Each axis operates independently and provides a continuous analog signal that can be read by a microcontroller’s ADC. External capacitors allow the user to configure bandwidth per axis, enabling optimization for noise or response speed. Electrical Characteristics Supply Voltage Range: 1.8 V to 3.6 V Supply Current: Typical: 350 µA Measurement Range: ±3 g Sensitivity (Typical): 300 mV/g Zero-g Bias Level: Approximately VCC / 2 Bandwidth: Adjustable via external capacitors Typical limits: X, Y axes: up to 1600 Hz Z axis: up to 550 Hz Output Characteristics Output Type: Analog (ratiometric to supply voltage) Axes: Three independent outputs (XOUT, YOUT, ZOUT) Output Impedance: Approximately 32 kΩ Noise Density: X/Y axes: ~150 µg/√Hz Z axis: ~300 µg/√Hz Mechanical Characteristics Package Type: 16-lead LFCSP Package Dimensions: Approximately 4 mm × 4 mm × 1.45 mm Mounting: Surface mount Packaging Option: Tape and reel (RL7) Environmental Specifications Operating Temperature Range: −40°C to +85°C Storage Temperature Range: −65°C to +150°C Shock Survival: Up to 10,000 g Interface Requirements External Components: Capacitors required for bandwidth selection (one per axis) Interface Type: Analog voltage outputs compatible with ADC inputs Pin Description (Summary) ST: Self-test input XOUT: X-axis analog output YOUT: Y-axis analog output ZOUT: Z-axis analog output VCC: Power supply GND: Ground NC: No connection / reserved Applications Tilt and orientation sensing Motion and vibration detection Portable electronics Gaming controllers Wearable devices Industrial monitoring systems Key Features Three-axis acceleration measurement Low power consumption Analog output for simple interfacing Compact MEMS package Adjustable bandwidth Wide temperature operating range Tape-and-reel packaging for automated manufacturing #commonpartslibrary #integratedcircuit #sensor #accelerometer

JDY-23 is an ultra-low-power Bluetooth 5.0 BLE transparent transmission module operating in the 2.4GHz ISM band using GFSK modulation. The module supports wireless UART-to-BLE communication, enabling seamless data exchange between a microcontroller and smartphones, tablets, or other BLE-enabled devices. It provides up to +4dBm transmit power and a communication range of up to 60 meters under optimal conditions. The module supports configurable AT commands for changing device name, baud rate, advertising parameters, and communication settings. JDY-23 is designed for low-power IoT devices, wireless sensors, smart home equipment, industrial monitoring, wearable electronics, and battery-powered embedded applications requiring simple BLE connectivity. Search Keywords: JDY-23, JDY23, Bluetooth 5.0 module, BLE module, Bluetooth Low Energy module, UART BLE module, transparent transmission module, serial Bluetooth module, wireless UART bridge, 2.4GHz BLE transceiver, AT command BLE module, IoT Bluetooth module, low power Bluetooth module, embedded BLE module, MCU Bluetooth interface, Bluetooth serial communication, smart home BLE module, sensor BLE module, battery powered BLE module Hashtags: #JDY23 #Bluetooth5 #BLE #BluetoothLowEnergy #UARTBLE #BluetoothModule #WirelessCommunication #IoT #EmbeddedSystems #Microcontroller #SmartHome #WearableElectronics #SensorNode #LowPowerDesign #WirelessUART #ATCommands #2_4GHz #Electronics #PCBDesign #ElectronicComponents

Accelerometer, Gyroscope, 6 Axis Sensor I2C, I3C, SPI Output The BMI323 is a low-power, high-performance inertial measurement unit developed by Bosch Sensortec. It integrates a three-axis accelerometer and a three-axis gyroscope within a compact surface-mount package intended for motion sensing applications requiring precise movement detection, orientation tracking, vibration monitoring, and activity recognition. The device is optimized for wearable electronics, industrial sensing, robotics, navigation systems, IoT devices, and consumer electronics where low power consumption and high motion accuracy are critical. The sensor includes advanced digital signal processing, configurable motion-detection features, programmable interrupts, and integrated FIFO buffering to reduce host processor workload and improve system efficiency. Communication is supported through standard digital interfaces, enabling straightforward integration with microcontrollers and embedded platforms. The BMI323 is designed for robust environmental performance and supports flexible power management modes suitable for battery-operated systems. Engineering Specifications Device Type Six-axis inertial measurement unit consisting of: Three-axis accelerometer Three-axis gyroscope Manufacturer Bosch Sensortec Package Compact LGA surface-mount package suitable for automated assembly processes. Accelerometer Characteristics Supports multiple selectable full-scale measurement ranges for motion and acceleration sensing applications. Provides high-resolution digital output with configurable filtering and sampling parameters for low-noise operation and accurate motion analysis. Gyroscope Characteristics Integrated three-axis angular rate sensor with programmable measurement ranges and digital filtering capabilities. Designed for rotational movement tracking, stabilization, gesture recognition, and inertial navigation applications. Digital Interfaces Supports: I²C serial communication SPI serial communication I3C compatible operation Power Features Designed for ultra-low power operation with multiple configurable power modes to optimize energy consumption for portable and battery-powered devices. Embedded Features Includes integrated: FIFO data buffering Motion detection engine Activity and inactivity detection Tap and gesture detection Orientation and tilt sensing Interrupt generation Self-test functionality Output Data Handling Provides configurable output data rates, oversampling settings, and digital filtering options for balancing performance, bandwidth, and power consumption. Temperature Performance Integrated temperature sensing and compensation support for improved measurement stability across varying environmental conditions. Interrupt System Programmable interrupt outputs support event-driven system architectures and allow efficient host wake-up functionality. Operating Environment Designed for operation across industrial and consumer temperature ranges with stable sensor performance under dynamic motion conditions. Applications Suitable for: Wearable devices Smart watches Fitness trackers Industrial motion monitoring Robotics Drones Navigation systems Gaming controllers AR/VR systems IoT motion sensing Human-machine interfaces #commonpartslibrary #integratedcircuit #accelerometer #sensor