JST XH Connector Header Through Hole 2 position 0.098" (2.50mm) B2B-XH-A(LF)(SN) is a 2-position, 2.50 mm pitch, through-hole shrouded male PCB header from the JST XH Series. It is designed for reliable wire-to-board connections in consumer electronics, industrial equipment, power supplies, battery packs, and embedded systems. The connector features a polarized shrouded housing to prevent incorrect mating and supports secure, dependable electrical connections with easy PCB assembly. Key Features: 2-position wire-to-board header 2.50 mm contact pitch Through-hole (THT) PCB mounting Straight vertical orientation Shrouded housing with polarization to prevent misalignment Rated for up to 3 A current and 250 V AC/DC Tin-plated brass contacts for reliable conductivity Operating temperature range: -25°C to +85°C Compatible with JST XH Series crimp housings and terminals Ideal for power and signal connections in compact electronic assemblies. #JST #XHSeries #PCBHeader #WireToBoard #Connector #ThroughHole #THT #ShroudedHeader #2Position #25mmPitch #Electronics #EmbeddedSystems #IndustrialElectronics #PowerConnector #PCBDesign

2 Position Terminal Block Header, Male Pins, Shrouded (4 Side) 0.200" (5.08mm) 90°, Right Angle Through Hole Phoenix Contact MSTBA 2.5/ 2-G-5.08 CAN connector terminal block 2 pin The component is a two-position pluggable terminal block header designed for secure and reliable wire-to-board connections in industrial and embedded electronic systems. It is part of the COMBICON MSTB family, widely used for field wiring applications such as CAN bus, RS485, and power distribution. The device provides a robust interface between PCB circuitry and external wiring, supporting easy installation, maintenance, and replacement through a pluggable connection system. Mechanical Characteristics Number of Positions: 2 Pitch: 5.08 mm Mounting Type: Through-hole PCB mount Orientation: Vertical (straight) Termination Style: Pin header for mating plug connector Housing Material: Polyamide (PA), high-temperature resistant Color: Green Electrical Characteristics Rated Voltage: Up to 250 V Rated Current: Up to 12 A Contact Material: Copper alloy Contact Plating: Tin plated Environmental Characteristics Operating Temperature Range: -40°C to +105°C Flammability Rating: UL94 V-0 Mating and Compatibility Compatible Plug Series: Phoenix Contact MSTB 2,5 series (e.g., 1757019) Connection Method (Plug Side): Screw clamp termination Wire Size Range: Typically accepts 24 AWG to 12 AWG (depending on mating plug) Standards and Compliance RoHS: Compliant UL Recognized: Yes IEC Compliance: Yes Application Notes The component is commonly used in industrial communication systems such as CAN bus networks where a reliable and removable connection is required for CANH and CANL signals. Its 5.08 mm pitch ensures adequate spacing for signal integrity and ease of wiring, while the pluggable design simplifies field servicing and module replacement. #connector #tht #terminalblock

PCB terminal block; pitch 3.5mm; 2-ways; oblique entry; range wire 0.2-2.5mm2 (AWG 26-16) The DG250-3.5-02P-11-00A(H) is a 2-position PCB terminal block connector designed for secure wire-to-board connections. It uses a spring clamp (push-in) mechanism, allowing easy wire insertion and reliable electrical contact without screws. This connector is commonly used in: Power input terminals Signal wiring interfaces Industrial and embedded PCB applications It features a 3.5 mm pitch and a 45° angled entry, making it suitable for compact PCB layouts where space and cable routing are critical. Key Features Electrical Characteristics Rated Voltage: up to 400V Rated Current: up to 5A Mechanical & Connection Number of Pins: 2 (1×2 configuration) Pitch: 3.5 mm Mounting Type: Through-hole (THT) Wire Connection: Spring clamp / push button type No screwdriver required Wire Size: ~22–16 AWG (0.2–1.5 mm²) Physical Design Orientation: 45° angled (easier cable routing) Compact size: suitable for dense PCB layouts Body Material: Polyamide (PA66) Flammability Rating: UL94V-0 (fire-resistant) Contact & Reliability Contact Material: Phosphor bronze Plating: Tin-plated (good conductivity + corrosion resistance) Operating Temperature: −40 °C to +105 °C #commonpartslibrary #connector #terminalblock #tht

555 Type, Timer/Oscillator (Single) IC 100kHz 8-PDIP NE555 DIP-8 through hole The NE555P is a classic and widely used precision timer IC manufactured by companies like Texas Instruments and others. It belongs to the popular 555 timer family and is designed for generating accurate time delays, oscillations, and pulse signals. The “P” variant refers to the PDIP (Plastic Dual In-line Package), making it ideal for through-hole mounting, breadboarding, and prototyping. NE555P PDIP-8 timer Internally, the NE555P consists of: Two comparators A flip-flop A discharge transistor A voltage divider network These blocks allow flexible configuration for timing and waveform generation. Key Features Timing & Operation Modes Monostable mode (one-shot pulse generation) Astable mode (continuous oscillator) Bistable mode (flip-flop operation) Electrical Characteristics Supply voltage range: 4.5V to 16V Output can source or sink up to 200 mA Adjustable duty cycle Performance High timing accuracy and stability Timing range from microseconds to hours (depends on external R and C) Temperature-stable operation Package & Usability 8-pin DIP (through-hole) package Easy to use for: Breadboards DIY electronics Educational projects Common Applications LED flashers and blinkers Pulse generation Time delay circuits PWM control (e.g., dimming LEDs, motor speed control) Tone/sound generation #Timer #commonpartslibrary

Battery Holder (Open) 9V 1 Cell PC Pin 9V battery holder through hole The BH9VPC is a through-hole, printed circuit board–mount battery holder designed to accommodate a single standard 9 V (PP3) battery. It provides a secure mechanical enclosure and reliable electrical interface for powering electronic assemblies directly from a PCB. The holder is constructed from durable insulating material with integrated metal contacts to ensure stable retention and consistent electrical connection during operation. Its form factor supports straightforward integration into compact designs while maintaining ease of battery replacement. Engineering Specification: The component is intended for through-hole mounting using PC pins that provide both mechanical stability and electrical connection to the circuit board. It supports one 9 V battery with standard snap terminal interface internally routed to PCB pins. The housing material is typically molded plastic with good mechanical strength and electrical insulation properties suitable for general electronic applications. Contact terminals are metal, commonly nickel-plated or equivalent, to ensure low contact resistance and corrosion resistance over repeated battery insertions. The holder is designed for vertical mounting orientation relative to the PCB, with a compact footprint suitable for space-constrained layouts. It provides sufficient retention force to secure the battery under normal handling and vibration conditions encountered in consumer and light industrial electronics. The operating characteristics are aligned with typical 9 V battery usage, supporting low to moderate current applications depending on battery capability. The part is compatible with standard wave soldering processes used in through-hole assembly. It is intended for use in ambient environmental conditions typical of indoor electronic equipment and is not inherently sealed against moisture or contaminants. The design allows easy manual insertion and removal of the battery without specialized tools, supporting maintenance and replacement in field applications. #commonpartslibrary #batteryholder

Fuse Holder 32V 1 Circuit Blade Through Hole The 178.6764.0001 is an automotive blade fuse holder from Littelfuse, part of the MINI® FL1 series, designed for direct PCB mounting (through-hole). It allows easy integration of a single MINI blade fuse into a printed circuit board for overcurrent protection. This component is commonly used in automotive electronics, industrial control systems, and embedded power circuits, where compact and reliable fuse protection is required. Key Features Fuse Type Compatibility Supports MINI® automotive blade fuses (ATM/APM type) PCB Mount (Through-Hole) Designed for direct soldering to PCB for strong mechanical support Current Capability Up to 30 A maximum ~22 A continuous rating Voltage Rating Up to 58 VDC (automotive systems) Single Fuse Position Holds 1 fuse per holder Thermoplastic Housing Heat-resistant black body UL94 V-0 flammability rating for safety Contact Material Tin-plated copper alloy terminals for reliable conductivity Standard PCB Pitch Approx. 7.62 mm pin spacing Modular Design Multiple holders can be mounted side-by-side for multi-channel protection blade fuse holder automotive PCB #Circuit-Protection #Fuseholders #FL1

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

Connector Header Through Hole 6 position 0.100" Pin Header 1x06 2.54mm PinHeader 1x6 2.54mm The TSW-106-07-G-S is a through-hole vertical header designed for board-to-board and board-to-wire interconnection in electronic systems. It is part of a precision connector series known for high reliability, consistent mechanical alignment, and excellent electrical performance. The component is commonly used in applications requiring modular connectivity, prototyping flexibility, and secure signal routing between printed circuit boards or peripheral interfaces. Its design supports repeated mating cycles while maintaining stable contact integrity, making it suitable for both development and production environments. Functional Description This component functions as a single-row header that provides a direct electrical interface between a printed circuit board and a mating connector or cable assembly. It enables straightforward signal or power routing through plated pins that are soldered into the PCB. The vertical orientation allows perpendicular mating, supporting compact and efficient board layouts. The connector is designed to ensure proper alignment and retention during mating, reducing the risk of intermittent connections. Electrical Characteristics The header supports low-voltage signal transmission and moderate current levels typical of board-level interconnects. It offers low contact resistance to maintain signal integrity and efficient current flow. The contact system is designed to provide consistent electrical performance across repeated insertions, ensuring reliability in both signal and power applications. Mechanical Characteristics The component features a robust insulating housing that maintains pin alignment and structural integrity during handling and operation. The contact pins are fabricated from conductive material and plated to enhance durability, conductivity, and مقاومت to corrosion. The through-hole mounting style provides strong mechanical anchoring to the printed circuit board, improving resistance to mechanical stress and vibration. The design supports reliable mating with compatible connectors and ensures long service life. Environmental Characteristics The TSW-106-07-G-S is constructed using materials that provide stable performance under typical environmental conditions encountered in electronic assemblies. It is designed to withstand standard temperature ranges and environmental stresses such as humidity and mechanical handling, maintaining electrical and mechanical reliability over time. Applications This header is widely used in embedded systems, industrial electronics, development platforms, communication equipment, and general-purpose PCB interconnect applications. It is especially suited for designs requiring modular connectivity, easy assembly, and dependable signal transfer. Summary The TSW-106-07-G-S from Samtec is a reliable through-hole header solution that combines mechanical durability with stable electrical performance. Its straightforward design, compatibility with standard interconnect systems, and suitability for a wide range of applications make it a common choice for board-level connectivity in modern electronic designs. #CommonPartsLibrary #Connector #Header #TSW

2 Position Board Side/Socket - Closed 5.08mm Pitch Right-Angle Pin The WJ2EDGRC-5.08-02P-14-00A is a 2-position pluggable terminal block (screw-type connector) with a 5.08 mm pitch, commonly used for PCB power and signal connections. It is part of the EDGRC series designed for reliable wire-to-board connectivity in industrial, automation, and power electronics applications. It allows secure cable termination using screw clamps and is designed for easy plug-in/out mating with a corresponding header on a PCB. Key Features Type: Pluggable terminal block (female plug) Pin count: 2 positions Pitch: 5.08 mm Connection method: Screw clamp / rising cage clamp Mounting style: Through-hole (mates with PCB header) Wire termination: Suitable for solid and stranded wires High reliability contact design for stable electrical connection Detachable plug-in design for easy maintenance and replacement High current capability (typical for 5.08 mm pitch terminal blocks) Industrial-grade insulation material for durability and safety Wide usage: Power supply input, motor control, industrial I/O, and general PCB wiring #CommonPartsLibrary #Connector #Terminal block

Fuse Holder 80V 1 Circuit Blade Through Hole General Description The 178.7017.0001 is a PCB-mounted fuse holder designed for cartridge fuses, typically used in power input protection circuits. It provides a secure and reliable method for mounting and replacing fuses in electronic assemblies. This component is commonly used in industrial equipment, power supplies, and consumer electronics where overcurrent protection is required. Key Features Designed for standard cartridge fuses (commonly 5x20 mm format) Through-hole PCB mounting for secure mechanical stability Reliable electrical contact with low resistance Easy fuse replacement and maintenance High-temperature resistant housing material Suitable for mains and low-voltage applications Mechanical Characteristics Mounting Type: Through-Hole (THT) Fuse Size Compatibility: 5 mm x 20 mm Orientation: Vertical PCB mount Housing Material: Thermoplastic (UL94 V-0 rated) Pin Configuration: 2-pin Electrical Characteristics Rated Current: Up to 10 A (depending on fuse used) Rated Voltage: Up to 250 VAC Contact Resistance: Low contact resistance for efficient conduction Insulation Resistance: High insulation resistance Environmental Characteristics Operating Temperature Range: -40°C to +85°C (typical) Storage Temperature Range: -40°C to +85°C Flame Rating: UL94 V-0 compliant Applications Power supply units Industrial control systems Consumer electronics Battery chargers AC mains protection circuits Compliance & Standards RoHS compliant UL recognized materials (depending on manufacturer variant) Notes Ensure compatibility with selected fuse rating and type Observe proper PCB layout spacing for high-voltage applications Follow safety standards when used in mains-powered circuits #commonpartslibrary #circuitprotection #fuseholder

Bluetooth Low Energy 5.0 SiP module, nRF52832-based, 6.5 x 6.5 x 1.15 mm 52-pad package with optional internal or external antenna The ANNA-B112-01B is an ultra-compact, stand-alone Bluetooth® Low Energy (BLE) 5 module developed by u-blox. It is built around the Nordic nRF52832 SoC, which integrates a powerful Arm Cortex-M4 processor with FPU, RF circuitry, memory, and antenna in a single System-in-Package (SiP). This module is designed for industrial and IoT applications, offering a combination of high performance, low power consumption, and small size. It supports both host-controlled operation (AT commands via u-connectXpress) and standalone embedded applications (open CPU mode), giving designers flexibility in system architecture. 🔑 Key Features 🧠 Processing & Memory 64 MHz Arm Cortex-M4 CPU with FPU 512 KB Flash and 64 KB RAM Supports open CPU (run user firmware directly on module) 📡 Wireless Connectivity Bluetooth 5.0 (BLE) compliant Supports: GATT client & server Bluetooth mesh Simultaneous central + peripheral roles Data rate up to 2 Mbps 📶 RF & Antenna Operates at 2.4 GHz ISM band Integrated chip antenna Optional external antenna via antenna pin Range up to ~160 m (internal antenna) 🔌 Interfaces & Peripherals Communication interfaces: UART, SPI, I²C, I²S Additional features: ADC (12-bit) PWM, PDM Up to 25 GPIOs Supports NFC (for pairing / data) ⚙️ Software & Development Comes with u-connectXpress firmware: AT command interface Serial Port Service (SPS) Easy integration without deep BLE stack knowledge Supports development using: Nordic SDK Arm Mbed Supports FOTA (Firmware Over-The-Air updates) 🔋 Power & Electrical Supply voltage: 1.7V to 3.6V Optimized for low-power applications Sleep current as low as ~300 nA 📦 Physical Characteristics Ultra-compact size: 6.5 × 6.5 × 1.2 mm Package: 52-pin SMD module Operating temperature: –40°C to +85°C 🌍 Certifications Globally pre-certified (FCC, CE, etc.) Reduces time and cost for product certification

3 Position Wire to Board Terminal Block 45° (135°) Angle with Board 0.150" (3.81mm) Through Hole, Kinked Pin The 691412320003 is a pluggable terminal block connector designed for secure wire-to-board power and signal interconnection in industrial and embedded electronic systems. Manufactured by Würth Elektronik, this connector provides reliable field wiring capability with a compact footprint suitable for PCB mounting applications. The device supports screw-clamp wire termination, enabling dependable electrical contact and easy maintenance in control systems, power distribution modules, automation equipment, and general-purpose electronic assemblies. Its modular pluggable structure allows convenient installation and replacement while maintaining stable mechanical retention and electrical performance. Engineering Specification Product Type: Pluggable terminal block connector Manufacturer: Würth Elektronik Manufacturer Part Number: 691412320003 Connector Style: Plug component for mating terminal block system Mounting Type: Through-hole PCB mount Number of Positions: Three Pitch Spacing: 3.50 mm Wire Termination Method: Screw clamp termination Wire Entry Orientation: Horizontal Contact Material: Copper alloy Contact Plating: Tin plated Housing Material: High-temperature thermoplastic Housing Color: Green Flammability Rating: UL94 V-0 Rated Voltage: Suitable for low-voltage industrial and control applications Rated Current: Designed for moderate power and signal transmission Operating Temperature Range: Industrial-grade operating temperature capability Mating Style: Pluggable locking terminal interface Application Use: Industrial controls, power interfaces, embedded systems, automation equipment, and field wiring connections Compliance: RoHS compliant and lead-free compatible #commonpartslibrary #connector #terminalblock

Connector Header Through Hole, Right Angle 10 position 0.100" (2.54mm) The 1761607-3 is a pluggable terminal block connector manufactured by TE Connectivity. It is designed for reliable wire-to-board connections in industrial and electronic applications. The connector supports screw-clamp termination, allowing secure and reusable wire connections. Its modular design enables easy installation and maintenance, making it suitable for control systems, power distribution, and signal interfacing. Key Features Pluggable terminal block connector Screw-clamp wire termination Reliable mechanical and electrical connection Modular and field-serviceable design Suitable for industrial environments Electrical Characteristics Rated voltage: up to 300 V (typical, application dependent) Rated current: up to 8 A (depending on wire size and conditions) Contact resistance: low contact resistance for stable conductivity Insulation resistance: high insulation resistance Mechanical Characteristics Number of positions: 3 Pitch: 3.5 mm Termination type: screw clamp Wire size range: typically 26 AWG to 16 AWG Mounting type: through-hole PCB Mating type: pluggable header interface Material Properties Housing material: high-temperature thermoplastic Contact material: copper alloy Contact plating: tin plating Flammability rating: UL94 V-0 Environmental Specifications Operating temperature range: −40°C to +105°C RoHS compliant Suitable for industrial applications Applications Industrial control systems Power supply connections Signal interface modules Automation equipment HVAC and building control systems Compliance & Standards RoHS compliant UL recognized (application dependent) IEC standard compliant terminal block design #commonpartslibrary #connector #header

SMB, Fakra Connector Plug, Male Pin 50 Ohms Through Hole, Right Angle Solder The FA1-NDRP-PCB-8 is a PCB-mounted connector component typically used for reliable board-to-board or cable-to-board electrical interconnections in electronic systems. It is designed to provide stable mechanical retention and dependable signal or power transfer in compact PCB assemblies. Components in this series are commonly used in industrial equipment, consumer electronics, embedded systems, and communication devices. Key Features PCB-mount connector design for easy integration into electronic assemblies Supports secure electrical and mechanical connection Compact form factor suitable for space-constrained designs Durable housing and contact structure for repeated mating cycles Designed for stable signal and/or power transmission Typically used in control boards, interface modules, and embedded electronics Compatible with automated PCB assembly processes depending on package style Typical Applications Industrial control equipment Consumer electronics Embedded and IoT devices Communication hardware Interface and expansion boards #Connector #RF-connector #Coaxial

Dip Switch SPST 2 Position Surface Mount Slide (Standard) Actuator 25mA 24VDC The 218-2LPSTJ is a two-position pluggable terminal block connector designed for secure wire-to-board connections in industrial and commercial electronic applications. It features a screw-clamp termination mechanism, allowing reliable and reusable connections for solid or stranded wires. The connector is typically used in power distribution, control systems, and signal wiring where ease of maintenance and field wiring is required. Key Features Pluggable terminal block, two positions Screw-clamp wire termination for secure connection Standard pitch suitable for common PCB layouts Removable plug for easy installation and maintenance Designed for solid and stranded wire compatibility High reliability for industrial environments Mechanical Specifications Number of Positions: 2 Pitch: 5.08 mm Mounting Type: Through-hole (header) with mating plug Wire Entry: Side entry Wire Gauge Range: Typically 24 AWG to 12 AWG (manufacturer dependent) Housing Material: High-temperature thermoplastic Color: Typically green Electrical Specifications Rated Voltage: Up to 300 V (UL rating typical) Rated Current: Up to 10–15 A (depending on wire size and conditions) Contact Resistance: Low resistance, suitable for power and signal transmission Insulation Resistance: High insulation resistance under standard conditions Environmental Specifications Operating Temperature Range: −40°C to +105°C (typical) Flammability Rating: UL94 V-0 RoHS Compliant: Yes Applications Power supply connections Industrial control systems HVAC equipment Automation and instrumentation PCB-based terminal interfaces Mating / Compatibility Compatible with corresponding 2-position pluggable terminal block headers with 5.08 mm pitch Designed for repeated mating cycles without degradation #commonpartslibrary #switch #dip #spst

- 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