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

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

Buck Switching Regulator IC Positive Fixed 5V 1 Output 1A SOT-23-6 The LMR50410Y5FQDBVRQ1 (part of the LMR50410-Q1 family from Texas Instruments) is a synchronous step-down (buck) DC-DC converter designed for automotive and industrial power applications. It operates over a wide input voltage range of 4 V to 36 V and can deliver up to 1 A output current, making it suitable for converting higher, unregulated voltages into stable lower voltages (e.g., 5 V or 3.3 V rails). The device integrates power switches, control circuitry, and compensation internally, allowing simple design with minimal external components and a compact PCB footprint. Key Features Power & Performance Wide input voltage range: 4 V to 36 V Output current: up to 1 A High switching frequency: 2.1 MHz (enables small inductors) High efficiency with PFM (light load) and FPWM (constant frequency) options Integration & Ease of Use Synchronous rectification (integrated high-side & low-side MOSFETs) Internal compensation (no complex external tuning) Minimal external components required Small SOT-23-6 package for compact designs Protection & Reliability Cycle-by-cycle current limit Short-circuit protection (hiccup mode) Thermal shutdown protection Undervoltage lockout (UVLO) ±1% reference voltage accuracy Automotive & Industrial Capability AEC-Q100 qualified (automotive grade) Operating temperature: Ambient: up to 125°C Junction: up to 150°C Designed for rugged automotive environments Additional Features Soft-start for controlled startup Precision enable pin for system control Monotonic startup with pre-biased output Available in fixed output (e.g., 5 V) variants Typical Applications Automotive electronics (ADAS, infotainment, lighting) Industrial power supplies Distributed power systems General-purpose DC-DC regulation #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator

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

10 (8 + 2) Position Card Connector Secure Digital - microSD™ Surface Mount, Right Angle Gold microSD socket push push The DM3AT-SF-PEJM5 is a low-profile, surface-mount microSD card connector from Hirose Electric featuring a push-push insertion and ejection mechanism. Designed for compact and portable electronic devices, it supports standard microSD, microSDHC, and microSDXC cards. The connector provides reliable electrical contact through gold-plated copper alloy terminals and is rated for up to 10,000 insertion/removal cycles, ensuring long-term durability. With a right-angle SMT configuration, integrated card detection switch, and robust mechanical retention, this connector is well-suited for applications such as embedded systems, IoT devices, consumer electronics, and industrial equipment where space efficiency and dependable card interfacing are critical. Product Category: Memory Card Connectors Product Type: Card Connector Subcategory: Memory Connectors & Sockets Card Type: microSD Number of Contacts: 8 Number of Rows: 1 Pitch: 1.1 mm Mounting Type: PCB Mount Mounting Style: Standard Orientation: Right Angle Termination Style: SMD/SMT Insertion / Extraction Style: Push-Push Mating Cycles: 10,000 Current Rating: 500 mA Voltage Rating: 125 VAC Contact Material: Copper Contact Plating: Gold Housing Material: Liquid Crystal Polymer (LCP) Insulation Resistance: 1 GΩ Height: 1.68 mm Length: 13.85 mm Operating Temperature Range: -25°C to +85°C Color: Black Packaging Options: Reel, Cut Tape, MouseReel Factory Pack Quantity: 1500 RoHS Compliance: Yes Country of Origin: China Country of Assembly: China Country of Diffusion: China Unit Weight: 0.003527 oz #commonpartslibrary #connector #memory #cardsocket #microsd

JST PH Connector Header Through Hole, Right Angle 4 position 0.079" (2.00mm) The S4B-PH-K-S(LF)(SN) is a 4-position, single-row, right-angle (side-entry) male header designed for 2.0 mm pitch wire-to-board connections. It is a through-hole mounted, shrouded connector that ensures reliable and secure mating with compatible PH series housings and crimp terminals. This connector is commonly used in consumer electronics, embedded systems, power supplies, and industrial control boards, especially where space-saving and dependable connections are required. Key Features Connector Type: Shrouded male header (wire-to-board) Number of Positions: 4 pins (single row) Pitch: 2.0 mm Orientation: Right-angle (side entry) Mounting Type: Through-hole (THT) Termination: Solder Electrical Characteristics Rated Voltage: 100 V Rated Current: 2 A per contact Insulation Resistance: ≥1000 MΩ Contact Resistance: Low (typically ≤10–20 mΩ) Mechanical & Material Contact Material: Brass / phosphor bronze with tin plating Housing Material: PA66 (Nylon), UL94 V-0 flame rated Locking Mechanism: Detent lock for secure mating Shrouded Design: Prevents misalignment and protects pins Environmental Operating Temperature: −25 °C to +85 °C #CommonPartsLibrary #Connector #Header #JSTPH #MalePins #RightAngle #4pos

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

Polymeric PTC Resettable Fuse 60V 500 mA Ih Surface Mount 2-SMD 500mA resettable fuse pptc The SMD050F-2 is a surface-mount resettable fuse (PPTC – Polymer Positive Temperature Coefficient) designed to provide overcurrent protection in low-voltage electronic circuits. It operates by increasing its resistance significantly when excessive current flows, thereby limiting current and protecting downstream components. Once the fault condition is removed and the device cools, it automatically resets to its low-resistance state, enabling normal operation without replacement. This component is commonly used in power supply lines, USB ports, battery-powered devices, and general electronic protection applications where space-saving and reliability are important. Key Features Resettable overcurrent protection (self-recovering) Surface-mount package for compact PCB layouts Low resistance in normal operation Fast response to fault conditions Automatic reset after fault removal RoHS compliant and lead-free Electrical Characteristics Hold current: 0.5 A Trip current: 1.0 A (typical) Maximum voltage: 60 V Maximum current: 40 A (fault current rating) Initial resistance: low resistance range suitable for minimal voltage drop Resistance after trip: significantly increased to limit current Thermal Characteristics Operating temperature range: -40°C to +85°C Trip time dependent on applied current and ambient temperature Reset time dependent on cooling conditions Mechanical Characteristics Package type: Surface-mount (SMD) Compact footprint suitable for dense PCB layouts Compatible with standard reflow soldering processes Applications USB and peripheral port protection Power supply and DC line protection Battery pack protection Consumer electronics Industrial control circuits Compliance and Standards RoHS compliant Halogen-free (depending on manufacturer variant) Meets industry standards for resettable fuses #commonpartslibrary #circuitprotection #ptc #fuse

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

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-23-5 The TLV75533PDBVR is a low-dropout (LDO) linear voltage regulator designed to provide a stable 3.3 V output from a higher input voltage source. It features ultra-low quiescent current and high power-supply rejection ratio (PSRR), making it ideal for battery-powered and noise-sensitive applications such as IoT devices, portable electronics, and RF circuits. The device is optimized for fast transient response and stable operation with small ceramic output capacitors. Key Features Fixed output voltage: 3.3 V Low dropout voltage (typ. ~200 mV at full load) Ultra-low quiescent current (typ. 25 µA) High PSRR for noise-sensitive applications Stable with small ceramic capacitors (≥1 µF) Thermal shutdown and overcurrent protection Available in compact SOT-23-5 package (DBV) Absolute Maximum Ratings Input voltage: –0.3 V to 6.5 V Output voltage: –0.3 V to (VIN + 0.3 V) Operating junction temperature: –40°C to +125°C Storage temperature range: –65°C to +150°C Recommended Operating Conditions Input voltage range: 1.45 V to 5.5 V Output voltage: 3.3 V (fixed) Output current: up to 500 mA Operating temperature range: –40°C to +125°C Electrical Characteristics (Typical unless otherwise noted) Output voltage accuracy: ±1% Dropout voltage: ~200 mV @ 500 mA Quiescent current: ~25 µA PSRR: up to 70 dB (at 1 kHz) Line regulation: <0.05%/V Load regulation: <0.5% Pin Configuration (SOT-23-5) Pin 1: IN – Input voltage Pin 2: GND – Ground Pin 3: EN – Enable (active high) Pin 4: NC – No connect Pin 5: OUT – Regulated output Typical Application Power management for microcontrollers and sensors Battery-powered portable devices RF and analog circuits requiring low noise supply IoT and wearable electronics Protection Features Thermal shutdown protection Overcurrent protection Undervoltage lockout (UVLO) #commonpartsLibrary #integratedcircuit #powermanagement #voltageregulator

Connector Header Through Hole 10 position 0.050" pin header 2x5 1.27mm The Harwin M50-3500542 is a 1.27 mm pitch (0.05") 2×5 male pin header from the Harwin Archer M50 series, designed for board-to-board or cable-to-board interconnections. It is a through-hole, vertical PCB connector commonly used in embedded systems, debug interfaces (SWD/JTAG), and compact electronics where high-density signal routing is required. This connector provides a reliable low-profile interconnect solution with gold-plated contacts for good signal integrity and durability in industrial environments. Key Features Connector Type 2×5 (10-position) male pin header Dual-row configuration Pitch 1.27 mm (0.05") fine pitch for high-density PCB layouts Mounting Type Through-hole vertical PCB mount Contact Type Male square pins (0.4 mm typical) Electrical Rating Up to 1A per contact Contact Plating Gold plated mating area Tin plated tail for soldering Operating Temperature -40 °C to +105 °C Housing Material High-temperature thermoplastic (UL94 V-0 rated) Stacking / Mating Heights Multiple height options (approx. 3.2 mm to 6.2 mm) for flexible board stacking Compact Design Designed for high-density embedded PCB layouts Typical Applications ARM Cortex SWD / JTAG debug headers Embedded development boards Board-to-board mezzanine connections Industrial control electronics Compact IoT and MCU systems #CommonPartsLibrary #Connector #Header

Connector Header Through Hole 5 position 0.100" (2.54mm) SWD header 1x5 2.54mm PinHeader 1x05 2.54mm horizontal The TSW-105-07-G-S is a high-reliability, through-hole, single-row pin header from Samtec’s TSW series. It is designed for board-to-board or wire-to-board interconnections in a wide range of electronic applications. Featuring a standard 2.54 mm pitch and gold-plated contacts, this connector ensures reliable electrical performance, durability, and compatibility with industry-standard mating components. Mechanical Characteristics Connector Type: Pin Header Mounting Type: Through-Hole Number of Positions: 5 Number of Rows: Single Row Pitch: 2.54 mm Orientation: Vertical Termination Style: Solder Contact Shape: Square Post Material and Plating Contact Material: Phosphor Bronze Contact Plating: Gold over Nickel Housing Material: Black Thermoplastic (UL94 V-0 rated) Electrical Characteristics Current Rating: Typically up to 3 A per contact Voltage Rating: Typically up to 500 VAC Contact Resistance: Low contact resistance for reliable signal transmission Insulation Resistance: High insulation resistance Environmental Characteristics Operating Temperature Range: -55°C to +125°C Flammability Rating: UL94 V-0 Applications Board-to-board connections Wire-to-board interfaces Prototyping and development systems Industrial and consumer electronics Compliance and Standards RoHS Compliant Lead-Free #CommonPartsLibrary #Connector #Header #TSW

Temperature Sensor Digital, Local -55°C ~ 150°C 16 b 6-WSON (2x2) The TMP117AIDRVR is a high-precision digital temperature sensor manufactured by Texas Instruments. The device provides accurate temperature measurements through an I²C-compatible digital interface and is optimized for applications requiring medical-grade accuracy, low power consumption, and compact PCB footprint. The sensor integrates a precision temperature sensing element, analog-to-digital converter, calibration memory, and digital interface into a single compact package. The device supports continuous conversion and shutdown operating modes, enabling efficient thermal monitoring in battery-powered and always-on systems. Internal calibration minimizes external component requirements while providing highly linear and repeatable temperature measurements across an extended operating range. The TMP117AIDRVR is commonly used in industrial controls, wearable electronics, healthcare equipment, environmental monitoring systems, battery management systems, consumer electronics, and precision instrumentation. Electrical Characteristics Supply voltage supports low-voltage digital systems and portable electronics applications. Ultra-low operating current enables long battery life in energy-sensitive designs. Integrated EEPROM allows programmable offset correction and configuration storage. Digital output eliminates the need for external ADC circuitry. High measurement resolution supports precision thermal monitoring applications. Low self-heating characteristics improve measurement stability and accuracy. Functional Features High-accuracy digital temperature sensing. I²C and SMBus compatible communication interface. Programmable alert functionality for thermal threshold monitoring. Continuous conversion and low-power shutdown operating modes. Integrated non-volatile memory for user configuration storage. Wide operating temperature range for industrial and commercial environments. Fast conversion timing suitable for real-time monitoring systems. Factory-calibrated performance requiring minimal external calibration. Package Information Package type is WSON with compact surface-mount footprint suitable for dense PCB layouts. Moisture-sensitive package designed for automated assembly processes. Lead-free and RoHS-compliant construction. Typical Applications Medical thermometers and patient monitoring systems. Industrial temperature monitoring equipment. Battery-powered portable electronics. HVAC and environmental sensing systems. Data acquisition and instrumentation systems. Server and embedded thermal management applications. Consumer electronics requiring precision thermal sensing. #commonpartslibrary #integratedcircuit #temperaturesensor

MAX-M10 RF Receiver BeiDou, Galileo, GLONASS, GPS, GNSS 1.561GHz, 1.575GHz, 1.602GHz -167dBm 921.6kbps Not Included Module The MAX-M10S-00B is a professional-grade, ultra-low-power GNSS positioning module from u-blox based on the u-blox M10 platform. It is designed for battery-powered applications such as asset trackers, wearables, IoT devices, and navigation systems. The module supports simultaneous reception of multiple GNSS constellations, providing high positioning availability, fast acquisition times, and excellent sensitivity even in challenging urban or weak-signal environments. It integrates a TCXO, LNA, and SAW filter to improve RF performance while maintaining very low power consumption. Key Features Multi-constellation GNSS receiver: GPS Galileo GLONASS BeiDou QZSS SBAS support (WAAS, EGNOS, MSAS, GAGAN) Concurrent tracking of up to four GNSS constellations for improved position availability and accuracy. Ultra-low power consumption: Approximately 25 mW in continuous tracking mode, making it ideal for battery-powered devices. High RF sensitivity: Tracking sensitivity up to −167 dBm for reliable operation in weak-signal conditions. High positioning accuracy: Typical position accuracy of approximately 1.5 m CEP under suitable conditions. Navigation update rate: Up to 10 Hz for responsive tracking applications. Integrated RF front-end: Built-in LNA (Low Noise Amplifier) Built-in SAW filter Integrated TCXO for stable operation. Supports Assisted GNSS services: AssistNow Online AssistNow Offline AssistNow Autonomous CloudLocate support for low-power IoT positioning. Communication interfaces: UART I²C NMEA and UBX protocols supported. Wide operating temperature range: −40°C to +85°C. Supply voltage: 1.76 V to 3.6 V. Typical Applications Asset tracking devices Wearable electronics Fleet management systems Industrial IoT Smart meters Drone and robotics navigation Personal navigation devices Timing and synchronization systems Package Information Package Type: Surface-mount LCC module Dimensions: 9.7 mm × 10.1 mm × 2.5 mm (typical module size) #Commonpartslibrary #RF #Wireless #RFreceivers #MAXM10S #uBlox #GNSS #GPS #Galileo #GLONASS #BeiDou #QZSS #NavigationModule #GNSSModule #GPSTracking #AssetTracking #IoT #IndustrialIoT #WearableTech #FleetManagement #DroneNavigation #EmbeddedSystems #ElectronicsDesign #PCBDesign #HardwareEngineering #LowPowerDesign #LocationTracking #Geolocation #RFDesign #LNA #SMTModule

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

4 Position Wire to Board Terminal Block Horizontal with Board 0.138" (3.50mm) Through Hole The TE Connectivity 284391-4 is a through-hole mounted PCB terminal block designed for wire-to-board power and signal connections in industrial and electronic control applications. The component belongs to the Buchanan series and features a side-entry wire interface with a horizontal mating orientation. The terminal block supports secure screw-clamp wire termination and is intended for reliable field wiring in low-voltage systems. The connector provides four positions with a 3.5 mm pitch and supports wire sizes from 14 AWG to 30 AWG. The housing is manufactured from polyamide PA66 (Nylon 6/6) with a UL94 V-0 flammability rating. Conductive elements are constructed from brass with tin-plated contacts and nickel-plated clamp and screw components to ensure corrosion resistance and electrical reliability. The device is rated for up to 12 A current and 300 V operation and is suitable for PCB-mounted applications requiring compact, stackable terminal connections. The terminal block includes side interlocking capability for modular multi-position expansion. Engineering Specification Component Type: PCB Terminal Block Manufacturer: TE Connectivity AMP Connectors Series: Buchanan Manufacturer Part Number: 284391-4 Connector Configuration: Wire-to-Board Mounting Type: Through Hole Wire Entry Orientation: Horizontal / Side Entry Number of Positions: 4 Number of Levels: Single Level Pitch: 3.50 mm Wire Termination Method: Screw Rising Cage Clamp Supported Wire Gauge: 14 AWG to 30 AWG Screw Thread Size: M3 Recommended Screw Torque: 0.25 Nm (2.2 lb-in) Rated Current: 12 A Rated Voltage: 300 V AC Housing Material: Polyamide PA66 (Nylon 6/6) Housing Color: Green Flammability Rating: UL94 V-0 Contact Material: Brass Contact Plating: Tin Clamp Material: Brass with Nickel Plating Screw Material: Brass with Nickel Plating Feature Set: Side Interlocking Capability Compliance: RoHS Compliant Mounting Orientation: PCB Straight Mount The component shall be used in applications requiring secure PCB-mounted terminal connections with moderate current handling capability and compact spacing. Typical applications include industrial control systems, embedded electronics, instrumentation, automation interfaces, and low-voltage power distribution assemblies. #commonpartslibrary #connector #header

4.7 µH Shielded Drum Core, Wirewound Inductor 2.6 A 105mOhm Max 2-SMD The SRP4020TA-4R7M is a compact surface-mount power inductor designed for use in high-efficiency power conversion and energy storage applications. It is optimized for switching regulators, DC-DC converters, and filtering circuits where stable inductance, low core loss, and reliable current handling are required. The device features a magnetically shielded construction that minimizes electromagnetic interference, making it suitable for densely populated electronic assemblies. Its robust design supports consistent performance across a wide range of operating conditions, contributing to improved system efficiency and reduced noise. Construction and Materials The component is manufactured using a ferrite core with integrated winding, enclosed in a molded structure that provides mechanical stability and environmental protection. The shielding structure reduces flux leakage and enhances electromagnetic compatibility. External terminations are designed for reliable solderability and strong adhesion to standard printed circuit board pads. Electrical Characteristics The inductor provides a nominal inductance corresponding to its designation and maintains stability under rated operating conditions. It exhibits low direct current resistance to minimize conduction losses and supports moderate to high current levels without significant saturation. The component is engineered to maintain performance over variations in temperature and frequency typical of switching power applications. Thermal Performance The device is capable of operating within standard industrial temperature ranges, with thermal characteristics that support efficient heat dissipation through the PCB. Its construction helps maintain inductance stability and prevents degradation under thermal stress. Mechanical Characteristics The package is a low-profile, surface-mount form factor suitable for automated assembly. The compact footprint enables use in space-constrained designs, while the structure ensures durability during handling and reflow soldering processes. Applications Typical applications include step-down and step-up voltage regulators, power management modules, portable electronics, telecommunications equipment, and general-purpose filtering where compact size and efficient performance are critical. Reliability and Compliance The component is designed to meet common industry reliability standards for surface-mount passive devices. It is compatible with standard reflow soldering processes and is typically compliant with environmental regulations governing hazardous substances. #commonpartslibrary #inductor