Ethernet Controller 10/100 Base-T/TX PHY SPI Interface 48-LQFP (7x7) #commonpartslibrary #integratedcircuit #controllers #ethernet Package_QFP:LQFP-48_7x7mm_P0.5mm

4.5V~5.5V 1 1 5.5ns@5V,15pF 10uA SOT-23-5 Buffers, Drivers, Receivers, Transceivers RoHS The SN74AHCT1G125 device is a single bus buffer gate/line driver with 3-state output. The output is disabled when the output-enable (OE) input is high. When OE is low, data is passed from the A input to the Y output. • Operating Range of 4.5 V to 5.5 V • Max tpd of 6 ns at 5 V • Low Power Consumption, 10-µA Max ICC • ±8-mA Output Drive at 5 V • Inputs are TTL-Voltage Compatible • Latch-Up Performance Exceeds 250 mA Per JESD 17 2 Applications • Wireless Infrastructure • Servers • Power Infrastructure • PCs/Notebooks • Programmable Logic Controllers • Tests and Measurements #CommonPartsLibrary #IntegratedCircuit

555 Type, Timer/Oscillator (Single) IC 2.1MHz 8-SOIC The TLC555IDR is a low-power CMOS timer device designed as a functional replacement for the standard bipolar 555 timer while providing significantly reduced supply current and improved operating efficiency. The device supports both astable and monostable operating modes and is commonly used for timing generation, pulse shaping, oscillation, PWM generation, delay circuits, and frequency generation applications. The CMOS architecture enables low power consumption, rail-to-rail output capability, and stable timing performance over a wide operating voltage range. The device is suitable for battery-powered systems, portable electronics, industrial controls, instrumentation, consumer products, and embedded electronic designs. The TLC555IDR is supplied in a compact SOIC surface-mount package intended for automated PCB assembly and space-constrained applications. Electrical Characteristics CMOS low-power timer architecture Functional equivalent to standard 555 timer devices Wide operating supply voltage range Low quiescent supply current High input impedance Rail-to-rail output swing capability Stable threshold and trigger levels Compatible with TTL and CMOS logic levels Capable of astable and monostable operation Adjustable duty cycle and frequency operation High output drive capability for direct interfacing Low noise and improved switching performance compared to bipolar 555 timers Functional Features Precision timing generation Oscillator and clock generation Pulse-width modulation support One-shot pulse generation Delay timer implementation Missing pulse detection Frequency divider implementation Sequential timing control LED flashing and tone generation PWM motor and power control applications Package Information Surface-mount SOIC package Standard tape-and-reel packaging format Compact footprint for automated assembly RoHS compliant device construction Environmental and Operating Conditions Industrial operating temperature range ESD protection handling required Suitable for commercial and industrial embedded systems Designed for low-power electronic applications Typical Applications Timer circuits Pulse generators Oscillators PWM controllers LED flashers Alarm and tone generators Frequency generators Power management timing Embedded control systems Portable battery-powered electronics #commonpartslibrary #integratedcircuit #timer #oscillator

133MHz LQFN-56(7x7) Microcontrollers (MCU/MPU/SOC) ROHS RP2040 The RP2040 is a high-performance, low-cost 32-bit microcontroller developed by Raspberry Pi Ltd.. It features dual ARM Cortex-M0+ processor cores, flexible digital interfaces, and a unique Programmable I/O (PIO) subsystem that enables custom hardware protocols and timing-critical applications. The device is widely used in embedded systems, IoT devices, robotics, industrial control, consumer electronics, and educational projects. Key Features Dual ARM Cortex-M0+ CPU cores operating up to 133 MHz (up to 200 MHz under specific conditions) 264 KB on-chip SRAM organized in six independent memory banks External QSPI Flash interface with Execute-In-Place (XIP) support and up to 16 MB Flash memory capability 30 multifunction GPIO pins with extensive peripheral multiplexing 2 × UART interfaces 2 × SPI controllers 2 × I²C controllers 16 PWM channels for motor control and signal generation USB 1.1 Host and Device support with integrated PHY 12-bit ADC with four external analog inputs and internal temperature sensor, up to 500 ksps sampling rate 12-channel DMA controller for efficient data transfers Programmable I/O (PIO) subsystem with 8 state machines for implementing custom communication interfaces and precise timing applications Integrated PLLs and programmable LDO regulator for clock and power management Operating voltage range: 1.8 V to 3.3 V Available in a compact 7 mm × 7 mm QFN-56 package Typical Applications IoT and connected devices Industrial automation Robotics and motor control Human-machine interfaces (HMI) Consumer electronics USB peripherals Sensor data acquisition systems Educational and maker projects Custom communication protocol implementations using PIO #CommonPartsLibrary #IntegratedCircuit #Microcontroller

ADXL345 iMEMS® Accelerometer, 3 Axis Sensor Evaluation Board The ADXL345 measures acceleration in three axes (X, Y, Z) and outputs digital data via either I²C or SPI interfaces. It is widely used in applications like tilt sensing, vibration monitoring, free-fall detection, and motion-based user interfaces. Its high resolution (up to 13-bit) allows it to detect very small changes in motion, making it suitable for both consumer electronics and industrial applications. Key Features 3-axis acceleration measurement (X, Y, Z) Selectable measurement ranges: ±2g, ±4g, ±8g, ±16g High resolution (13-bit) with up to 4 mg/LSB sensitivity Digital output interfaces: I²C and SPI Low power consumption: ideal for battery-powered devices Built-in motion detection functions: Tap and double-tap detection Free-fall detection Activity and inactivity monitoring Wide bandwidth range: supports various data rates for different applications Operating voltage: typically 2.0V to 3.6V Compact package: small LGA form factor suitable for space-constrained designs Common Applications Smartphones and tablets (screen rotation, motion sensing) Wearable devices and fitness trackers Gaming controllers Robotics and drones Vibration and shock monitoring systems #commonpartslibrary #developmentboard #evaluationboard #sensor

CH32V003 is an industrial-grade microcontroller with a 48MHz main frequency, low power consumption, small size, and built-in DMA controllers, ADC, timers, and communication interfaces. #RISC-V #IoT #MCU

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

2A 250V Fuse Board Mount (Cartridge Style Excluded) Through Hole Radial, Box 39212000440 is a 2 A, 250 VAC TE5 time-lag (slow-blow) radial through-hole fuse from Littelfuse. It is designed to provide reliable overcurrent protection for electronic circuits by tolerating temporary inrush currents while disconnecting the circuit during sustained overloads or short circuits. Its compact TE5 package, low internal resistance, and international safety approvals make it suitable for power supplies, battery chargers, industrial controllers, and consumer electronic equipment. Key Features Rated current: 2 A Rated voltage: 250 VAC Time-lag (Slow-Blow) characteristic for handling inrush currents TE5 radial through-hole package for PCB mounting Low internal resistance for efficient operation Shock-resistant and vibration-resistant construction Halogen-free, lead-free, and RoHS compliant Certified to IEC 60127-3 and approved by multiple international safety agencies Ideal for power supplies, battery chargers, industrial control systems, and consumer electronics #Littelfuse #Fuse #SlowBlowFuse #TimeLagFuse #TE5Fuse #CircuitProtection #OvercurrentProtection #ThroughHole #PowerSupply #IndustrialElectronics #ConsumerElectronics #BatteryCharger

Humidity, Temperature 0 ~ 100% RH I2C ±1.8% RH 4 s Surface Mount The SHT41I-AD1B-R2 is a high-accuracy digital humidity and temperature sensor from Sensirion designed for industrial and harsh-environment applications requiring reliable environmental monitoring. The device integrates calibrated relative humidity and temperature sensing elements with signal processing and digital communication in a compact surface-mount package. It provides fully calibrated digital output through an I²C interface, enabling straightforward integration into embedded systems, industrial controllers, HVAC equipment, environmental monitoring systems, portable instrumentation, and IoT devices. The sensor incorporates low power consumption, fast response time, and enhanced long-term stability for precision sensing applications. Engineering Specification Manufacturer: Sensirion AG Manufacturer Part Number: SHT41I-AD1B-R2 Device Type: Digital Relative Humidity and Temperature Sensor Sensor Functions: Relative Humidity Measurement and Temperature Measurement Humidity Sensing Range: Full Relative Humidity Range Support Temperature Sensing Range: Wide Industrial Temperature Operating Range Humidity Accuracy: High-Precision Calibrated Measurement Temperature Accuracy: High-Precision Calibrated Measurement Output Interface: I²C Digital Serial Interface Supply Voltage: Low Voltage Operation Compatible with Embedded Systems Power Consumption: Ultra-Low Power Consumption Calibration: Factory Calibrated and Linearized Response Time: Fast Environmental Response Repeatability: High Measurement Repeatability Long-Term Stability: Optimized for Industrial Reliability Integrated Features: Signal Conditioning, Analog-to-Digital Conversion, Temperature Compensation, CRC Data Integrity Checking Package Type: Surface-Mount DFN Package Mounting Style: Surface Mount Technology Application Areas: Industrial Automation, HVAC Systems, Environmental Monitoring, Smart Sensors, Portable Devices, Data Loggers, IoT Equipment, Building Automation, Weather Monitoring Systems Compliance Features: RoHS Compliant and Halogen-Free Packaging Support #CommonPartsLibrary #Sensor #Transducer #Moisture-Sensor #SHT4

ARM® Cortex®-M4F STM32G4 Microcontroller IC 32-Bit 170MHz 512KB (512K x 8) FLASH 64-LQFP (10x10) The STM32G491RET6 from STMicroelectronics is a high-performance 32-bit microcontroller based on the Arm® Cortex®-M4 core with Floating Point Unit (FPU), designed for advanced embedded applications requiring high computational performance, precise analog processing, and real-time control. It belongs to the STM32G4 series and integrates enhanced analog peripherals, motor-control timers, communication interfaces, security features, and hardware accelerators such as CORDIC and FMAC. The device operates at up to 170 MHz, provides 512 KB Flash memory, and includes 96 KB SRAM, making it suitable for applications such as motor control, digital power conversion, industrial automation, robotics, and embedded control systems. Key Features Core: Arm® Cortex®-M4 32-bit CPU with FPU, DSP instructions, and MPU Maximum CPU Frequency: Up to 170 MHz (up to 213 DMIPS) Memory: 512 KB Flash memory with ECC support 96 KB SRAM with parity checking features Quad-SPI memory interface Operating Voltage: 1.71 V to 3.6 V Package: LQFP-64 Advanced Analog Features: 3 × 12-bit ADCs with high-speed conversion 4 × 12-bit DAC channels 4 × Rail-to-Rail operational amplifiers 4 × Fast analog comparators Internal voltage reference buffer Hardware Accelerators: CORDIC accelerator for trigonometric calculations FMAC (Filter Math Accelerator) for digital filtering applications Timers & Motor Control: Advanced PWM timers for motor-control applications Multiple 16-bit and 32-bit timers Support for encoder and PWM control Communication Interfaces: 2 × FDCAN interfaces 5 × USART/UART 3 × SPI interfaces 3 × I²C interfaces USB 2.0 Full-Speed interface SAI audio interface Security Features: True Random Number Generator (TRNG) CRC calculation unit Unique device ID Debug & Programming: SWD and JTAG debugging support Typical Applications Motor control and BLDC controllers Digital power converters Industrial automation equipment Robotics and motion control Smart sensors and embedded control systems Power management applications #STM32G491RET6 #STM32G4 #STMicroelectronics #ARM_CortexM4 #Microcontroller #MCU #EmbeddedSystems #MotorControl #DigitalPower #IndustrialAutomation #Robotics #IoT #ElectronicsDesign #PCBDesign

9 Position D-Sub Receptacle, Female Sockets Connector 2311765-1 is a 9-position right-angle D-Sub receptacle connector from the TE Connectivity AMPLIMITE HD-20 series. It is designed for wire-to-board signal applications and features through-hole PCB mounting with an integrated boardlock and 4-40 screwlock for secure mechanical retention. The connector is commonly used in industrial equipment, communication systems, embedded controllers, and other electronic devices requiring a reliable D-Sub interface. Key Features 9-position D-Sub receptacle (female) Right-angle through-hole PCB mounting AMPLIMITE HD-20 series 2-row configuration 2.77 mm (0.109") contact pitch Boardlock for improved PCB retention 4-40 screwlock for secure mating Maximum contact current: 3 A per contact Glass-filled PBT housing Operating temperature: -55°C to +85°C Ideal for signal transmission in industrial and embedded applications. #CommonPartsLibrary #Connector #TEConnectivity #AMPLIMITE #DSub #RightAngleConnector #PCBConnector #ThroughHole #WireToBoard #SignalConnector #ElectronicComponents #EmbeddedSystems

Bipolar Motor Driver Power MOSFET Logic, UART 28-QFN (5x5) #CommonPartsLibrary #IntegratedCircuit #PowerManagement #PMIC #Motor-Driver #Controllers

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

2 Position Wire to Board Terminal Block Horizontal with Board 0.375" (9.53mm) Through Hole # 1714971 ## General Description The 1714971 is a high-current printed circuit board terminal block manufactured by Phoenix Contact and designed for secure power and signal connections in industrial and commercial electronic equipment. The component utilizes a screw-clamp termination mechanism that provides reliable wire retention, low contact resistance, and long-term electrical stability. Its robust construction and through-hole mounting design make it suitable for applications requiring dependable field wiring, high-current handling capability, and resistance to mechanical stress. The terminal block is commonly used in power supplies, industrial automation systems, motor controllers, battery management systems, energy distribution equipment, instrumentation, and other applications requiring secure PCB-mounted power connections. ## Key Features ### Mechanical Characteristics * Through-hole PCB mounting * Screw-clamp wire termination * Side-entry wire connection * High-strength housing construction * Secure field-wire installation * Designed for repeated maintenance and servicing operations ### Electrical Characteristics * High-current carrying capability * Low contact resistance * Reliable electrical conductivity * Stable performance under demanding operating conditions * Suitable for power distribution and control applications ### Contact System * Corrosion-resistant conductive contacts * Screw-actuated clamping mechanism * Secure conductor retention * Reliable electrical connection during vibration and mechanical stress ### Material Construction * Industrial-grade thermoplastic housing * High-conductivity metal contacts * Flame-resistant insulation materials * RoHS-compliant construction ### Environmental Characteristics * Suitable for industrial environments * Resistant to mechanical wear * Durable under continuous operation * Designed for long service life ### Application Areas * Industrial Automation Equipment * Power Supply Systems * Motor Control Circuits * Battery Management Systems * Renewable Energy Equipment * Electrical Distribution Panels * Instrumentation Systems * Process Control Equipment * Embedded Power Electronics * Industrial Control Systems ### Compliance * RoHS Compliant * Lead-Free Compatible * Industrial-Grade PCB Interconnect Solution ## Manufacturer Phoenix Contact ## Product Family COMBICON PCB Terminal Blocks #PhoenixContact #1714971 #COMBICON #TerminalBlock #PCBTerminalBlock #ScrewTerminal #PowerConnector #IndustrialElectronics #PowerDistribution #IndustrialAutomation #EmbeddedSystems #ControlSystems #ElectronicsDesign #PCBAssembly #ElectricalEngineering