USB-C (USB TYPE-C) USB 2.0 Receptacle Connector 24 (16+8 Dummy) Position Board Edge, Cutout; Surface Mount; Through Hole, Right Angle The USB4520-03-0-A from Global Connector Technology (GCT) is a mid-mount USB Type-C connector that supports USB 2.0 signaling. It is engineered for space-saving PCB layouts, combining both surface-mount and through-hole (hybrid) mounting for improved mechanical strength and reliability. It features a right-angle, board-edge design, making it suitable for devices where the USB-C port needs to be accessible from the edge of the enclosure. Electrical & Interface USB Type-C receptacle (female) Supports USB 2.0 data transfer 24 total positions (16 active + 8 dummy pins) for mechanical compatibility Reversible plug orientation (standard USB-C feature) Mechanical Design Mid-mount (mid-plane) design → partially recessed into PCB for lower profile Right-angle orientation for edge-mounted applications Hybrid mounting: Surface-mount signal pins Through-hole shell tabs for mechanical reinforcement Designed for board-edge cutout integration Form Factor & Durability Compact footprint for space-constrained designs Robust retention due to through-hole anchor tabs Typically rated for thousands of mating cycles (standard for USB-C connectors) Application Use Cases Embedded systems (e.g., ESP32-based boards) Consumer electronics (chargers, hubs, IoT devices) Industrial control interfaces Portable devices requiring USB-C power/data Design Notes (Important for PCB Layout) Requires PCB cutout for mid-mount placement Pay attention to: Keepout zones under the connector Differential pair routing (D+ / D−) for USB 2.0 Ensure proper mechanical anchoring to avoid stress on SMT pads #commonpartslibrary #connector #usb #typec

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

USB-C (USB TYPE-C) USB 2.0 Receptacle Connector 24 (16+8 Dummy) Position Surface Mount, Right Angle; Through Hole USB Type-C receptacle 16 pin USB2.0 The USB4215-03-A is a USB Type-C receptacle connector designed for USB 2.0 applications. It features a 16-pin configuration supporting reversible plug orientation with standard USB 2.0 differential data lines and configuration channel (CC) pins. The connector is intended for surface-mount PCB assembly with through-hole shell stakes for enhanced mechanical strength. It is widely used in compact embedded systems for power delivery, charging interfaces, and basic data communication. Key Features USB Type-C receptacle (USB 2.0 compliant) 16 functional pins (no SuperSpeed support) Reversible plug orientation Surface-mount contacts with through-hole shell tabs Compact, low-profile design High insertion cycle durability Suitable for automated assembly Electrical Characteristics Rated Current: VBUS: up to 5.0 A (depending on PCB design and cable) Signal pins: 0.25 A max Rated Voltage: 20 V DC max Contact Resistance: ≤ 40 mΩ Insulation Resistance: ≥ 100 MΩ Dielectric Withstanding Voltage: 100 V AC Mechanical Characteristics Mounting Type: Surface Mount (SMT) with Through-Hole Shield Tabs Number of Positions: 16 Mating Cycles: 10,000 cycles (typical) Insertion Force: 5–20 N Extraction Force: 8–20 N Material Specifications Contacts: Copper Alloy Contact Plating: Gold over Nickel Housing: High-temperature thermoplastic (UL94V-0) Shell: Stainless Steel Environmental Characteristics Operating Temperature Range: -25°C to +85°C Storage Temperature Range: -40°C to +85°C RoHS Compliant: Yes Halogen Free: Yes Pin Configuration (USB 2.0 Type-C) VBUS (Power) GND (Ground) D+ / D− (USB 2.0 differential pair) CC1 / CC2 (Configuration channel) SBU pins (optional/unused in USB 2.0 designs) Applications USB power input (5 V / USB-C PD trigger designs) Embedded systems and development boards Consumer electronics Charging interfaces Low-speed USB communication devices Packaging Tape & Reel for automated pick-and-place assembly Compliance & Standards USB Type-C Specification (USB 2.0 interface) RoHS / REACH compliant UL recognized materials #CommonPartsLibrary #Connector #USB-C

600 Ohms @ 100 MHz 1 Ferrite Bead 0603 (1608 Metric) ferrite bead 600 ohm 0603 ferrite bead 600 ohm 100MHz 0603 ferrite bead 0603 600ohm The BLM18AG601SN1D is a surface-mount ferrite bead designed for suppression of high-frequency noise in electronic circuits. It provides high impedance at high frequencies while maintaining low DC resistance, making it suitable for power lines and signal line filtering. This component is commonly used in portable electronics, communication devices, and general digital circuits to improve EMI performance. ELECTRICAL CHARACTERISTICS Impedance: 600 Ω ±25% @ 100 MHz Rated Current: 500 mA (max) DC Resistance (DCR): 0.5 Ω (typ), 0.8 Ω (max) Insulation Resistance: 10 MΩ min PHYSICAL CHARACTERISTICS Package Size: 0603 (1608 Metric) Length: 1.6 mm Width: 0.8 mm Height: 0.8 mm (typ) Mounting Type: Surface Mount (SMD) ENVIRONMENTAL & OPERATING CONDITIONS Operating Temperature Range: -55°C to +125°C Storage Temperature Range: -55°C to +125°C APPLICATIONS Power supply line noise suppression Signal line EMI filtering Mobile devices and handheld electronics Computers and peripherals Consumer electronics FEATURES High impedance at high frequencies for effective noise suppression Low DC resistance minimizes signal/power loss Compact 0603 package suitable for high-density PCB layouts Reliable multilayer construction Lead-free and RoHS compliant PACKAGING Packaging Type: Tape and Reel Standard Reel Quantity: Typically 4000 pcs/reel #CommonPartLibrary #Filter #FerriteBead

30 Ohms @ 100 MHz 1 Power, Signal Line Ferrite Bead 0805 (2012 Metric) 3A 25mOhm #SimplifiedFootprint

Bipolar (BJT) Transistor NPN 40V 200mA 300MHz 350mW Surface Mount SOT-23 The MMBT3904-TP is an NPN general-purpose bipolar junction transistor (BJT) in a SOT-23 surface-mount package. It is a compact SMD version of the classic 2N3904, designed for switching and low-power signal amplification in a wide range of electronic circuits. It is commonly used in embedded systems, consumer electronics, and PCB designs where small size and reliable switching performance are required. Key Features NPN Bipolar Junction Transistor (BJT) Suitable for switching and amplification applications SOT-23 Surface-Mount Package Compact footprint for high-density PCB designs Collector-Emitter Voltage (Vceo) Typically up to 40V Collector Current Up to 200 mA continuous Low Power Operation Designed for small signal and low-power switching tasks High Gain (hFE) DC current gain typically 100–300 Fast Switching Capability Suitable for digital and pulse applications Wide Operating Temperature Range Typically -55°C to +150°C High Reliability Stable performance for general-purpose use RoHS Compliant Environmentally compliant manufacturing Typical Applications Signal switching in digital circuits LED driving circuits Small relay or load switching Sensor interface circuits General-purpose amplification stages 2N3904 SOT-23 #CommonPartsLibrary #Transistor #BJT #NPN #MMBT3904

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

600 Ohms @ 100 MHz 1 Signal Line Ferrite Bead 0805 (2012 Metric) 2A 100mOhm #commonpartslibrary #filter #ferritebead

2 Position Wire to Board Terminal Block Horizontal with Board 0.197" (5.00mm) Through Hole screw terminal 2 pin 3.5mm This component is a printed circuit board mounted screw terminal block designed to provide a secure and serviceable wire-to-board connection. It accommodates two conductors and uses a screw clamp mechanism to ensure reliable electrical and mechanical contact. The compact 3.5 mm pitch makes it suitable for space-constrained designs while maintaining adequate creepage and clearance distances for low-voltage applications. The terminal is intended for through-hole mounting and supports field wiring without the need for specialized tools, making it appropriate for industrial control systems, power distribution modules, and general-purpose electronic assemblies. Mechanical Characteristics: The terminal block is constructed with a high-temperature thermoplastic housing that provides mechanical strength and electrical insulation. The housing is typically green in color and designed for side-entry wire insertion. The clamping system uses metal screws and pressure plates to secure stripped wire ends. The component is designed for through-hole PCB mounting with soldered pins providing structural stability. The form factor supports modular placement along the PCB edge for accessible wiring. Electrical Characteristics: The device is designed for low to moderate voltage and current applications typical of signal and power connections in control electronics. Conductive elements are made from metal alloys with appropriate plating to ensure good conductivity and resistance to corrosion. The screw clamp connection provides stable contact resistance under vibration and thermal cycling conditions. Material and Environmental Characteristics: The insulating body is made from flame-retardant thermoplastic material compliant with relevant safety standards. The component is suitable for standard operating temperature ranges encountered in industrial and commercial electronics. Materials are selected to meet common environmental and regulatory requirements such as RoHS compliance. Application Considerations: This terminal block is intended for applications requiring reliable field wiring connections, ease of maintenance, and secure termination. It is commonly used in power supplies, control panels, interface modules, and embedded systems. Proper PCB footprint design and adherence to recommended soldering practices are required to ensure optimal performance and reliability. #CommonPartsLibrary #Connector #Terminal-Block #WR-TBL Series 1377

Bluetooth, WiFi 802.11b/g/n, Bluetooth v5.0 Transceiver Module 2.4GHz PCB Trace Surface Mount The ESP32-S3-WROOM-2-N32R16V is a powerful dual-core microcontroller module that integrates wireless connectivity, large memory, and hardware acceleration for AI and signal processing tasks. It is particularly suited for applications requiring edge AI, voice recognition, and high-speed data processing, while still maintaining low power consumption. Dual-core Xtensa LX7 CPU Up to 240 MHz Includes vector instructions for AI and DSP workloads Wi-Fi 2.4 GHz (802.11 b/g/n) Bluetooth 5 (LE) N32 → 32 MB external Flash R16 → 16 MB PSRAM Built for memory-intensive applications #commonpartslibrary #transceiver #wireless #rf

3 Position Wire to Board Terminal Block Horizontal with Board 0.200" (5.08mm) Through Hole The 1730405 is a PCB terminal block from Phoenix Contact, belonging to the MKDS 2,5 series. It is designed for secure screw-type wire-to-board connections, commonly used in industrial control systems, power distribution, and PCB interface applications. This component provides a reliable mechanical and electrical connection between wires and printed circuit boards (PCB) with a standard 5.08 mm pitch. Key Features 3-position PCB terminal block Compact single-row configuration for signal or power connections Screw connection technology Secure and vibration-resistant wire termination Standard 5.08 mm pitch Compatible with common industrial PCB layouts Rated electrical performance Nominal voltage up to 400 V Nominal current up to 24 A (with proper conductor size) Wire compatibility Solid and stranded wires: 0.14 mm² to 2.5 mm² AWG range: approximately 30–12 AWG High insulation rating Insulating material: PA (Polyamide) Flame class: UL 94 V-0 High surge voltage capability Up to 4 kV surge rating Through-hole PCB mounting Designed for soldering into PCB for stable mechanical retention Industrial-grade durability Suitable for harsh environments and long-term use Typical Applications Industrial automation systems Power supply and distribution boards Control panels Embedded PCB wiring interfaces Electrical instrumentation systems 1x3 terminal block #CommonPartsLibrary #Connector #Terminal block

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" (2.54mm) The TSW-106-06-T-S is a through-hole, single-row, 6-position header from Samtec’s TSW series, designed for board-to-board or wire-to-board interconnections. It features a standard 2.54 mm (0.100") pitch and utilizes square posts for reliable mating with female sockets or IDC connectors. This header is commonly used in prototyping, development boards, and general-purpose PCB designs requiring robust and cost-effective interconnect solutions. Key Features Single-row vertical header 6 positions (1x6 configuration) Standard 2.54 mm pitch spacing Through-hole mounting for strong mechanical retention Tin-plated contacts for cost efficiency Square post design for reliable electrical contact Compatible with a wide range of mating connectors Electrical Characteristics Current Rating: ~3 A per contact (typical, depending on application) Contact Resistance: ≤ 10 mΩ (initial) Insulation Resistance: ≥ 1000 MΩ Withstanding Voltage: ~500 VAC Mechanical Characteristics Number of Positions: 6 Rows: 1 Pitch: 2.54 mm (0.100") Mounting Type: Through-hole Contact Type: Male pin (square post) Post Length Style: Standard (06) Tail Length: ~3.18 mm (0.125") typical Mating Pin Size: ~0.64 mm square Material and Plating Contact Material: Phosphor Bronze Plating: Tin over Nickel Insulator Material: Glass-filled thermoplastic (UL94 V-0 rated) Environmental Specifications Operating Temperature Range: -55°C to +105°C RoHS Compliant: Yes Lead-Free: Yes Applications PCB prototyping and development boards Embedded systems and microcontroller headers Board-to-board connections General-purpose signal connections Packaging Typically supplied in bulk or tube packaging depending on order quantity #commonpartslibrary #connector #header