USB Connectors TYPE C-CQ-111PWB USB-C-SMD_HC-TYPE-C-16P-CB1.6 LCSC Part Number: C2936201 JLCPCB Part Class: Extended Part Manufactured by HDGC(华德共创)

USB Connectors TYPE C-DB-102PWB USB-C-SMD_TYPE-C-6P-CB0.8-073 LCSC Part Number: C2936178 JLCPCB Part Class: Extended Part Manufactured by HDGC(华德共创)

USB Connectors TYPE C-DB-105PWB USB-C-SMD_HDGC_TYPE-C-DB-105PWB LCSC Part Number: C2936181 JLCPCB Part Class: Extended Part Manufactured by HDGC(华德共创)

USB-A (USB TYPE-A) USB 2.0 Receptacle Connector 4 Position Through Hole, Right Angle

USB-A (USB TYPE-A) USB 2.0 Receptacle Connector 4 Position Through Hole, Right Angle

USB-A (USB TYPE-A) USB 2.0 Receptacle Connector 4 Position Surface Mount, Right Angle.

LCSC: C6386909 1.5A USB 2.0 1 Bend-in 4P Mother -25℃~+85℃ Type-A Plugin USB Connectors ROHS

USB C Port with Resistors using the CX90B1-24P.

USB-C (USB TYPE-C) USB 2.0 Receptacle Connector 24 (16+8 Dummy) Position Surface Mount, Right Angle; Through Hole #CommonPartsLibrary #Connector #Usb-C

Mini B, USB 2.0, 1 A, Right Angle, Surface Mount (SMT), USB Receptacle

USB-A (USB TYPE-A) USB 2.0 Receptacle Connector 4 Position Surface Mount, Right Angle.

A type of MOSFET in which the channel of the MOSFET is composed of a majority of electrons as current carriers.

Circuit Board Hardware - PCB TEST POINT, PC Test Point, Miniature Phosphor Bronze Silver Plating Surface Mount Mounting Type #CommonPartsLibrary #Test-point

Red 631nm LED Indication - Discrete 2V 0603 (1608 Metric) The LTST-C190KRKT is a surface-mount red LED designed for compact electronic applications requiring reliable visual indication. It is housed in a standard chip LED package, making it suitable for automated assembly processes. This device offers high luminous intensity with low power consumption, ideal for status indicators, backlighting, and display applications. Key Features High brightness red LED Compact surface-mount package (0603 / 1608 metric) Low forward voltage and low power consumption Wide viewing angle for uniform illumination Compatible with automated placement equipment RoHS compliant and lead-free Electrical Characteristics (Typical @ 25°C) Forward Voltage (Vf): 2.0 V (typ), 2.4 V (max) Forward Current (If): 20 mA (recommended) Luminous Intensity: ~100–180 mcd Wavelength (Peak): ~631 nm (red) Optical Characteristics Color: Red Viewing Angle: 120° (typ) Absolute Maximum Ratings Forward Current: 30 mA (continuous) Peak Forward Current: 100 mA (pulse) Power Dissipation: ~75 mW Operating Temperature Range: -40°C to +85°C Storage Temperature Range: -40°C to +100°C Mechanical Characteristics Package Type: SMD Chip LED Package Size: 0603 (1.6 mm × 0.8 mm) Mounting Type: Surface Mount Lens Type: Clear Applications Status indicators in electronic devices Backlighting for displays and keypads Consumer electronics Industrial control panels Portable and battery-powered devices #commonpartslibrary #optoelectronic #led #red

Linear Voltage Regulator IC Positive Fixed 1 Output 600mA SOT-25 3.3V LDO AP2112K-3.3 The AP2112K-3.3TRG1 is a low dropout (LDO) linear voltage regulator designed to provide a stable 3.3V output from a higher input voltage. It is optimized for low noise, high power supply rejection ratio (PSRR), and low quiescent current, making it suitable for battery-powered and noise-sensitive applications. The device features current limiting and thermal shutdown protection, ensuring reliable operation under fault conditions. It is commonly used in portable electronics, RF modules, microcontroller power supplies, and other low-power systems. Key Features Fixed output voltage: 3.3V Output current: up to 600 mA Low dropout voltage: ~250 mV at 300 mA load High PSRR: up to 70 dB at 1 kHz Low quiescent current: typically 55 µA Stable with low ESR ceramic capacitors Built-in overcurrent protection Thermal shutdown protection Fast transient response Absolute Maximum Ratings Input Voltage (VIN): up to 6.5 V Output Current: Internally limited Operating Junction Temperature: -40°C to +125°C Storage Temperature: -65°C to +150°C Electrical Characteristics (Typical values unless otherwise specified) Output Voltage Accuracy: ±2% Dropout Voltage: 250 mV @ 300 mA 400 mV @ 600 mA Line Regulation: 0.05%/V Load Regulation: 0.2% Quiescent Current: 55 µA Shutdown Current: <1 µA PSRR: 70 dB @ 1 kHz 45 dB @ 10 kHz Pin Configuration (SOT-23-5 / SC-70-5) VIN – Input voltage GND – Ground EN – Enable (active high) NC – No connection VOUT – Regulated output (3.3V) Package Information Package Type: SOT-23-5 (TRG1 suffix indicates tape & reel) Mounting: Surface mount Small footprint suitable for compact PCB layouts Typical Applications Battery-powered devices Wireless modules (Wi-Fi, Bluetooth, RF) Microcontroller and FPGA power supplies Portable consumer electronics Sensor and analog circuits requiring low noise Compliance & Reliability RoHS compliant Lead-free package Designed for high reliability and long operational life #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LinearRegulator #VoltageRegulator

Bipolar (BJT) Transistor NPN 40V 200 mA 300MHz 300 mW Surface Mount SOT-23-3 (TO-236) The MMBT3904LT1G is a general-purpose NPN bipolar junction transistor designed for switching and amplification applications. It is housed in a compact SOT-23 surface-mount package, making it suitable for high-density PCB designs. This transistor is widely used in low-power signal processing, digital switching, and analog amplification circuits due to its reliable performance and fast switching characteristics. Key Features General-purpose NPN transistor Compact SOT-23 surface-mount package Fast switching speed Low saturation voltage Suitable for low-current and low-power applications High reliability and stability Pb-free, Halogen-free, and RoHS compliant Electrical Characteristics (Typical @ 25°C unless otherwise specified) Collector-Emitter Voltage (VCEO): 40 V Collector-Base Voltage (VCBO): 60 V Emitter-Base Voltage (VEBO): 6 V Collector Current (IC): 200 mA (max) DC Current Gain (hFE): 100 – 300 Collector-Emitter Saturation Voltage (VCE(sat)): 0.2 V (typ) Transition Frequency (fT): ~300 MHz Absolute Maximum Ratings Collector Current (Continuous): 200 mA Power Dissipation: ~225 mW Junction Temperature: +150°C (max) Operating Temperature Range: -55°C to +150°C Storage Temperature Range: -55°C to +150°C Mechanical Characteristics Package Type: SOT-23 (TO-236AB) Mounting Type: Surface Mount Number of Pins: 3 Marking Code: Dependent on lot/manufacturer marking Applications General-purpose switching circuits Signal amplification Digital logic interfacing LED drivers and small load switching Audio and RF signal processing #CommonPartsLibrary #TransistorBJT #MMBT2222

USB-C (USB TYPE-C) USB 3.2 Gen 2 (USB 3.1 Gen 2, Superspeed + (USB 3.1)) Receptacle Connector 24 Position Board Edge, Cutout; Surface Mount; Through Hole, Right Angle This component is a precision electronic device designed for integration into a wide range of circuit applications. It provides reliable electrical and mechanical performance while maintaining compatibility with standard PCB assembly processes. The device is intended for use in systems requiring stability, durability, and consistent operation across varying environmental conditions. Key Features High reliability and stable operation Compact, industry-standard footprint Compatible with automated assembly processes Lead-free and environmentally compliant Designed for long-term use Applications Consumer electronic devices Industrial control equipment Embedded systems and controllers Power and signal management circuits General-purpose electronic assemblies Electrical Characteristics (Typical – verify with manufacturer datasheet) Voltage rating: To be specified Current rating: To be specified Power rating: To be specified Tolerance or accuracy: To be specified Relevant electrical parameter (resistance, impedance, gain, etc.): To be specified Mechanical Characteristics Package type: To be specified Mounting method: Surface mount or through-hole Dimensions: To be specified Terminal style: To be specified Environmental Specifications Operating temperature range: Typically suitable for standard industrial conditions Storage temperature range: Extended range for safe storage Humidity tolerance: Suitable for non-condensing environments Compliance and Standards Compliant with environmental regulations Compatible with industry manufacturing standards #commonpartslibrary #connector #usb #typec

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

JST PH SMD Connector Header Surface Mount, Right Angle 2 position 0.079" (2.00mm) The S2B-PH-SM4-TB(LF)(SN) is a surface-mount, 2-position wire-to-board header connector from the JST PH series. It is designed for compact and reliable connections in low-current, signal, and power applications. With a 2.0 mm pitch and secure friction-lock mechanism, this connector ensures stable mating with corresponding PH series crimp housings. The connector features side-entry (horizontal) orientation and solder tabs for enhanced PCB retention, making it suitable for automated assembly and high-vibration environments. Key Features 2-position connector (2 circuits) 2.0 mm pitch spacing Surface-mount, right-angle (side entry) configuration Friction-lock mechanism for secure mating Solder hold-down tabs for mechanical stability Compact, low-profile design Compatible with JST PH series housings and terminals Tape & reel packaging for automated assembly Mechanical Characteristics Mounting Type: Surface Mount (SMT) Orientation: Right Angle (Side Entry) Pitch: 2.0 mm Number of Positions: 2 Mating Type: Friction lock Board Retention: Solder tabs (SM4 type) Electrical Characteristics Rated Current: 2 A (per contact, AWG #24) Rated Voltage: 100 V AC/DC Contact Resistance: ≤ 20 mΩ (initial) Insulation Resistance: ≥ 100 MΩ Withstanding Voltage: 800 VAC/minute Material Specifications Insulator: Polyamide (Nylon), UL94V-0 rated Contact Material: Copper alloy Contact Plating: Tin over nickel (Sn plating) Environmental Specifications Operating Temperature Range: -25°C to +85°C Storage Temperature: -40°C to +85°C Packaging Information Packaging Type: Tape & Reel (TB suffix) Lead-Free: Yes (LF) Surface Finish: Tin plating (SN) Compatible Components Mating Housing: JST PH series (e.g., PHR-2) Crimp Terminals: SPH-002T-P0.5S or equivalent Typical Applications Consumer electronics Battery connections Signal and low-power connections Embedded systems and IoT devices Portable and compact electronic assemblies #commonpartslibrary #connector #header #tht

Connector Header Through Hole 6 position 0.100" (2.54mm) The 640456-6 is a 6-position, single-row wire-to-board header connector from TE Connectivity (AMP series), designed for reliable power and signal connections in a wide range of electronic applications. It features a 2.54 mm pitch and through-hole mounting for strong mechanical retention and ease of assembly. The connector is commonly used with matching crimp housings and terminals, providing a secure and serviceable interconnect solution for PCB-based systems. Key Features 6-position (1x6) header connector 2.54 mm pitch spacing Through-hole mounting (THT) Vertical (top-entry) orientation Friction-lock compatible with mating housings Tin-plated contacts for good conductivity and corrosion resistance Durable thermoplastic housing Mechanical Characteristics Mounting Type: Through Hole Orientation: Vertical (Top Entry) Pitch: 2.54 mm Number of Positions: 6 Row Configuration: Single row Mating Type: Friction fit with compatible housing Termination Type: Solder tails Electrical Characteristics Rated Current: Up to 3 A per contact (depending on wire gauge) Rated Voltage: 250 V AC/DC Contact Resistance: ≤ 20 mΩ (initial) Insulation Resistance: ≥ 1,000 MΩ Dielectric Withstanding Voltage: 1,000 VAC Material Specifications Housing: Thermoplastic, UL94V-0 rated Contacts: Copper alloy Contact Plating: Tin over nickel Environmental Specifications Operating Temperature Range: -40°C to +105°C Storage Temperature: -40°C to +105°C Packaging Information Packaging Type: Bulk or tray (varies by supplier) RoHS Compliant: Yes Lead-Free: Yes Compatible Components Mating Housing: TE Connectivity compatible crimp housings (e.g., AMP series) Crimp Terminals: соответствующие crimp contacts for 2.54 mm systems Typical Applications PCB interconnects Consumer electronics Industrial control systems Power and signal distribution Prototyping and development boards #CommonPartsLibrary #Connector #Header #Male-pins #MTA-100