Digital tube display driver and I/O expansion chip CH422 chip can be used for LED nixie tube display driver or I/O extension. CH422 has a built-in clock oscillation circuit, which can dynamically drive 4-bit LED nixie tubes or 32 LEDs. For I/O extension, CH422 can provide 8 bidirectional I/O pins and 4 general-purpose output pins. CH422 exchanges data with MCU through a two-wire serial interface.
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2 Position Wire to Board Terminal Block Horizontal with Board 0.236" (6.00mm) Surface Mount 2061-602/998-404 is a 2-position surface-mount (SMT) PCB terminal block from WAGO's 2061 Series, designed for reliable wire-to-board power and signal connections. It utilizes WAGO's Push-button CAGE CLAMP® spring connection technology, allowing fast, tool-assisted wire insertion and secure vibration-resistant termination without screws. Its compact low-profile design makes it suitable for LED lighting, industrial controls, building automation, and space-constrained electronic assemblies. Key Features 2-position wire-to-board terminal block Surface-mount (SMT) PCB mounting Push-button CAGE CLAMP® spring termination (screwless) 6.00 mm pitch Supports 16–20 AWG (0.5–1.5 mm²) wire Rated up to 10 A (application dependent) Rated voltage up to 300 V (UL) / 630 V (IEC) Horizontal wire entry Tin-plated copper alloy contacts for excellent conductivity Operating temperature: -60°C to +105°C Glass-filled PPA housing with high mechanical strength Ideal for LED lighting, industrial automation, power distribution, and compact PCB applications. #WAGO #TerminalBlock #WireToBoard #SMT #PushButton #CAGECLAMP #PCBConnector #LightingConnector #IndustrialAutomation #PowerConnection
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Red 633nm LED Indication - Discrete 2.1V 2-SMD, No Lead The 599-0K10-107F is a reverse-mount surface-mount (SMD) single-color red LED manufactured by Dialight. It is designed to emit light through a cutout in the PCB, making it ideal for applications where illumination is required on the opposite side of the board while keeping the LED mounted on the component side. This compact LED provides a wide viewing angle, low power consumption, and reliable performance for status indication, backlighting, and front-panel illumination in space-constrained electronic designs. Key Features Reverse-mount SMD LED for through-PCB illumination Red emission with 632 nm dominant wavelength Typical forward voltage: 2.4 V Typical forward current: 20 mA Wide 140° viewing angle Compact package: 3.2 mm × 1.25 mm × 1.1 mm Suitable for automated SMT assembly Operating temperature range: −40°C to +85°C RoHS compliant Ideal for status indicators, keypad backlighting, front-panel indicators, and networking/telecommunications equipment. #Dialight #ReverseMountLED #SMDLED #RedLED #StatusIndicator #PCBBacklighting #FrontPanel #IndustrialElectronics #Telecommunications #EmbeddedSystems #CommonPartsLibrary #Optoelectronics #LED #SMD
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3.5x3.7×1.9 mm, 0.25 W intelligent externally controlled surface-mount device (SMD) type LED SK6812MINIRGBW-NW-P6 is a smart, addressable RGBW LED that integrates red, green, blue, and neutral white (NW) LEDs with a built-in control IC in a compact SMD package. Each LED acts as an individually addressable pixel, allowing precise color and brightness control through a single-wire digital interface. It is commonly used in RGBW lighting effects, backlighting, gaming peripherals, custom keyboards, LED displays, wearables, and decorative lighting applications. Key Features Individually addressable RGB + Neutral White (RGBW) LED Built-in intelligent control IC and constant-current driver Single-wire serial communication interface 32-bit color data (RGBW control) Cascadable design for long LED chains Integrated signal reshaping for reliable data transmission Operating voltage: 3.5V to 5.5V Typical data transmission rate: 800 kbps 256-level grayscale PWM dimming per channel Compact 3.7 mm × 3.5 mm SMD-6 package Built-in power-on reset circuit Wide operating temperature range: -40°C to +85°C Suitable for animations, indicators, displays, and smart lighting applications. #SK6812MINIRGBW #SK6812 #RGBWLED #AddressableLED #SmartLED #NeutralWhiteLED #DigitalLED #PixelLED #LEDLighting #EmbeddedSystems #PCBDesign #IoT #Electronics #LEDDisplay #LightingControl
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Power Switch/Driver 1:1 N-Channel 1.35A 28-WQFN (4x5) The TPS274160 device is a smart high-side switch with four integrated 160-mΩ NMOS power FETs and a chargepump to drive the gates. The device offers robust protection and diagnostic features to drive various loads (inductive, capacitive, and resistive) such as low wattage bulbs, LEDs, relays, solenoids, heaters, and sub-modules. The part enables flexible, multi-channel output configurations through paralleling channels and is in a very small WQFN package to enable usage in space constrained applications. The device is protected against short circuit events and over-temperature events, safely shutting off the output during fault events. The device also implements an external adjustable current limiting feature. This feature improves the reliability of the system by reducing inrush current when driving large capacitive loads and minimizing overload current thereby eliminating system supply brown out condition. The device also integrates diagnostic features like output current monitoring (version B) and open load detection to enable improved intelligence in modules and to enable predictive maintenance functionality. • Quad-channel 160-mΩ smart high-side switch • Wide DC operating voltage range: 5 V to 36 V – 50-V absolute maximum voltage • Accurate adjustable current limiting (250 mA to 4 A) • Intelligent diagnostic features – TPS274160A: Open-drain fault output – TPS274160B: Analog current sense – Open-load or short to supply detection in the off-state • Robust protection features – Short-circuit protection – Inductive load flyback clamp – Undervoltage lockout (UVLO) protection – Loss of GND protection • Excellent ESD protection on VS and OUT pins – ±8/±15 kV IEC 61000-4-2 ESD contact/air discharge • Available in small and 28-pin leadless QFN packages • Functional Safety-Capable – Documentation available to aid functional safety system design 2 Applications • Digital output modules • Standalone remote I/O • Motor drives • Solenoid or valve drive #TexasInstruments #TPS274160BRLHR #HighSideSwitch #SmartSwitch #IndustrialAutomation #PowerManagement #LoadDriver #CurrentLimiting #ProtectionIC #IndustrialControl #RemoteIO #SolenoidDriver #MotorDrive #EmbeddedSystems #ElectronicsDesign
16 Uses
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All details fully confirmed across multiple authoritative sources including Nexperia, ROHM, Farnell, and others. Here's the complete spec. Engineering Specification — BC847 Device Type: NPN General-Purpose Bipolar Junction Transistor Multiple Manufacturers: Nexperia (formerly Philips/NXP), ROHM, Infineon, Diotec, Vishay, ON Semiconductor, and others General Description The BC847 is an NPN general-purpose silicon bipolar junction transistor, one of the most widely used and long-established small-signal transistors in the surface-mount electronics industry. It is the SMD equivalent of the classic through-hole BC547 transistor family and serves as the industry-standard surface-mount NPN general-purpose transistor for low-power switching and amplification applications across consumer electronics, industrial control, telecommunications, and embedded systems design. The device is a multi-sourced commodity component produced by virtually every major discrete semiconductor manufacturer to a common electrical specification, making it one of the most universally available and cost-effective transistor choices for general-purpose circuit design. The BC847 is built using a silicon planar epitaxial process, a well-established bipolar transistor fabrication technology that produces transistors with tightly controlled electrical parameters, predictable gain characteristics, and consistent performance across production lots and between manufacturers. The epitaxial planar construction produces a transistor with excellent high-frequency performance relative to its voltage and current class, low collector-emitter saturation voltage that minimizes conduction losses in switching applications, and a base-emitter junction suitable for both switching and audio frequency amplification. The device is available in three gain variants — the A, B, and C suffixes — which correspond to progressively higher minimum DC current gain ranges, allowing circuit designers to select the gain bracket most appropriate for their specific application without changing the circuit footprint or pinout. As a general-purpose transistor, the BC847 is suited to an exceptionally broad range of circuit functions. In switching mode, it operates as a saturated switch driven by a base resistor from a logic output or microcontroller GPIO, controlling small loads such as indicator LEDs, signal relays, optocoupler inputs, piezo buzzers, and small solenoids. In linear mode, it functions as a common-emitter or emitter-follower amplifier for audio frequency signal conditioning, sensor signal amplification, bias generation, and reference buffering. Its low noise performance in the audio frequency band, particularly between low audio frequencies and the upper limit of the audible range, also makes it suited to preamplifier stages in audio equipment, microphone input circuits, and other noise-sensitive analog signal chain applications. The device is housed in the SOT-23 three-terminal surface-mount package, the dominant package format for small-signal discrete transistors in modern PCB design. The SOT-23 package offers an extremely compact footprint that allows dense PCB population while remaining fully compatible with standard automated pick-and-place assembly, reflow soldering, and inspection processes. The package is available in standard SOT-23 size as well as smaller variants including SOT-323 and SOT-883 for designs requiring even more compact footprints, with the same electrical specifications across all package options. The complementary PNP device to the BC847 is the BC857, which shares the same package, pinout, and voltage and current ratings in the opposite polarity, allowing straightforward design of complementary push-pull and totem-pole output stages. Spec Sheet Identification Part Number: BC847 (suffixes A, B, C denote gain groups) Device Family: BC847 series, NPN general-purpose transistor Manufacturer: Multi-sourced commodity part — Nexperia, ROHM, Infineon, Diotec, Vishay, ON Semiconductor, and others PNP Complement: BC857 Functional Classification Device Type: NPN bipolar junction transistor (BJT) Construction: Silicon planar epitaxial Application Class: General-purpose switching and amplification Gain Variants BC847A: Lowest gain range group BC847B: Mid gain range group BC847C: Highest gain range group Absolute Maximum Ratings Collector-Emitter Voltage: Standard low-voltage small-signal transistor class Collector-Base Voltage: Slightly higher than collector-emitter rating Emitter-Base Voltage: Standard emitter-base reverse voltage class Collector Current: Low continuous current class, suitable for signal and small load switching Peak Collector Current: Higher pulsed current capability Total Power Dissipation: Low power dissipation class, standard for SOT-23 package Operating Junction Temperature: Extended range, standard silicon transistor class Electrical Characteristics DC Current Gain: Variant-dependent, high gain class for general-purpose applications Collector-Emitter Saturation Voltage: Low saturation voltage for efficient switching Base-Emitter Saturation Voltage: Standard silicon junction voltage class Collector Cutoff Current: Low leakage class Transition Frequency: High-frequency capable for audio and signal switching applications Noise Figure: Low noise in audio frequency band Package & Mechanical Primary Package: SOT-23 (TO-236AB) Alternate Packages: SOT-323 (SC-70), SOT-883 (DFN1006-3) — same electrical specs Mounting Method: Surface mount technology (SMT) Pin Configuration: Base — Pin 1, Emitter — Pin 2, Collector — Pin 3 Target Applications Logic-level switching of LEDs, relays, and small loads Audio frequency signal amplification and preamplification Sensor signal conditioning and buffering Emitter follower and bias circuits Optocoupler and interface drive circuits General-purpose analog and digital circuit design Environmental & Qualification RoHS Compliance: Yes, lead-free across all manufacturer sources Flammability Rating: UL94 V-0 package material Packaging Supply Format: Tape-and-reel, per manufacturer standard packaging #BC847 #BC847B #BC847C #NPNTransistor #BipolarTransistor #BJT #SmallSignalTransistor #GeneralPurposeTransistor #SOT23 #SurfaceMountTransistor #SwitchingTransistor #AmplifierTransistor #LowPowerTransistor #SiliconEpitaxial #BC857Complement #DiscreteComponent #AnalogCircuit #EmbeddedSystems #EngineeringSpec #ComponentLibrary #CommonPartsLibrary #RoHSCompliant #CommodityPart
14 Uses
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LED Lighting WL-SWTP White, Warm 2700K 3V 20mA 120° 1206 (3216 Metric) The 158301227 is a surface-mount white LED manufactured by Würth Elektronik, belonging to the WL-SWTP series of top-view PLCC-packaged light-emitting diodes designed for general illumination, backlighting, and signal indication applications in compact electronics. It is built on a gallium nitride semiconductor chip, the standard chip technology used in high-efficiency white LED production, which achieves white light emission by combining a blue GaN die with a phosphor conversion layer that down-converts a portion of the blue photons into broader-spectrum yellow light, with the combined blue and yellow output perceived by the human eye as white light. This particular variant is characterized by a warm white Sunrise color temperature, placing it in the lowest color temperature tier of the WL-SWTP family. Warm white light at this color temperature produces a yellowish, incandescent-like appearance that is widely preferred in residential, hospitality, and ambient lighting applications where a soft, comfortable visual environment is desired. This makes the device a natural fit for LED-based replacements for incandescent and halogen light sources in T5 and T8 fluorescent tube form factor products, as well as indoor display backlights, decorative architectural lighting, and other applications where a warm light quality is specified or preferred by end users. The WL-SWTP series features fast switching, no infrared radiation, high color rendering index, slim and miniature size, low power consumption, suitability for all SMT assembly methods, a top-view emission direction, and a wide viewing angle. The high color rendering index characteristic of this device means that objects illuminated by it appear with colors close to how they would look under natural daylight illumination, which is an important quality metric in retail, museum, medical examination, and other environments where accurate color representation enhances user experience or functional accuracy. Texas Instruments The PLCC package style used in this device is a molded plastic leaded chip carrier format that provides a well-defined, mechanically stable footprint for surface-mount assembly, with the optical emitting surface oriented perpendicular to the PCB plane in the top-view configuration. This top-view orientation makes the device suitable for direct illumination of surfaces positioned above the PCB, such as diffusers, light guides, or display panels mounted parallel to the LED board. The compact 3014 package footprint allows high-density LED arrays to be assembled on narrow PCB strips or modules, which is typical in LED tube light and edge-lit backlight designs. The device is supplied on tape-and-reel packaging suitable for automated high-speed pick-and-place assembly at production volumes. Spec Sheet Identification Part Number: 158301227 Series: WL-SWTP — SMD White Top View PLCC LED Manufacturer: Würth Elektronik GmbH & Co. KG Functional Classification Device Type: Surface-mount white LED Chip Technology: Gallium Nitride (GaN) with phosphor conversion Emission Type: White light via blue die plus phosphor down-conversion View Direction: Top view — perpendicular to PCB surface Optical Characteristics Emitting Color: Sunrise warm white Color Temperature: Warm white class, lowest CCT tier in WL-SWTP family Color Rendering Index: High CRI class, suitable for color-critical applications Viewing Angle: Wide angle, broad spatial distribution Infrared Radiation: None — no IR emission Electrical Characteristics Operating Current: Standard signal LED drive current class Forward Voltage: Standard GaN white LED forward voltage class Switching Speed: Fast switching capable Thermal Characteristics Thermal Resistance, Junction to Solder Point: Defined per series specification Maximum LED Junction Temperature: Rated to elevated junction temperature class Package & Mechanical Package Type: PLCC (Plastic Leaded Chip Carrier), PLCC-2 style Package Size: 3014 SMD footprint Mounting Method: Surface mount technology (SMT) Assembly Compatibility: Suitable for all standard SMT assembly methods including reflow soldering Target Applications Signal indication and pilot lights Indoor display backlighting General illumination and commercial lighting Replacement for PLCC 3528 devices in T8 and T5 LED tube designs Architectural and ambient lighting systems Environmental & Qualification RoHS Compliance: Yes REACH Compliance: Yes Packaging Supply Format: Tape-and-reel Standard Reel Quantity: Standard volume reel per Würth packaging convention #WuerthElektronik #WuerthElectronic #WLSWTP #WhiteLED #WarmWhiteLED #SunriseLED #PLCCLED #SMDLed #3014LED #TopViewLED #GaNLED #HighCRI #LEDBacklight #GeneralIllumination #IndoorLighting #SignalLED #LightingDesign #OptoelectronicComponent #EngineeringSpec #ComponentLibrary #CommonPartsLibrary #RoHSCompliant #REACHCompliant
72 Uses
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Enclosed AC DC Converters 1 Uitgang 12V - - - 1.8A 85 ~ 264 VAC, 120 ~ 370 VDC Input The IRM-20-12 is a compact enclosed AC-DC power supply module from MEAN WELL’s IRM-20 series. It is designed to convert a wide-range AC input into a stable 12V DC output, delivering reliable power for embedded systems, industrial electronics, and general-purpose PCB-mounted applications. It is a board-mount (through-hole) module with an encapsulated design, making it suitable for space-constrained and high-reliability environments. Key Features AC-DC Converter Module Converts AC mains to regulated 12V DC output Power Rating Up to 20–22W output power Output Capability 12V DC / 1.8A max current Universal Input Range 85–264 VAC (wide input compatibility) High Efficiency Around ~84% typical efficiency Compact Enclosed Design Fully encapsulated plastic case for protection and durability Through-Hole PCB Mount Designed for direct soldering onto PCB boards Low No-Load Power Consumption <0.1W standby consumption Built-in Protection Functions Overload protection Short circuit protection Overvoltage protection Wide Operating Temperature Typically -30°C to +70°C Safety Certifications UL, CE, TUV, CB approved (varies by region) EMI Compliance Designed to meet Class B EMI standards (with internal filtering) Typical Applications Industrial automation systems Factory equipment Embedded electronics IoT devices LED lighting systems Small control boards and instrumentation #CommonPartsLibrary #powersupply #ACDCconverter
24 Uses
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225k ~ 1.4M Modem PSK 32-QFN (5x5) The DCB1M is a device for multiplex communication over noisy power lines, at speed up to 1.4Mbit/s. The DCB1M is based on the DC-BUS™ technology for network communication between modules sharing a common DC or AC powerline. The device avoids complex cabling, saves weight, and simplifies installation. The DCB1M supports UART, SPI, DMX512, RDM, and I 2C protocols, enabling the user to meet this application protocol. Sleep mode allows low power consumption when the device is not used. A QFN32 5x5 mm package provides a small PCB footprint The DCB1M is beneficial for many applications ranging from LED, Aerospace, Automotive, Industrial, and even Toys. Features • Noise robust UART, SPI, DMX512, RDM, and I2C transceiver over DC powerline. • Bitrate up to 1.4Mbit/s over the powerline. • Multiple networks may operate over a single powerline. • 251 selectable carrier frequencies (5MHz to 30MHz). • Built-in CSMA/CA (powerline arbitration) mechanism. • Operates as Multi-master Transceiver in a multiplex network. • Channel interference detection. • Communicates over a wide range of DC voltages. • Power management (Sleep modes) for low power consumption.
3 Uses
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