N-Channel 100 V 100A (Tc) 2.5W (Ta), 139W (Tc) Surface Mount PG-TDSON-8-7 BSC040N10NS5ATMA1 is a high-performance 100V N-Channel Power MOSFET from Infineon's OptiMOS™ 5 family. It is designed for high-efficiency switching applications such as switched-mode power supplies (SMPS), synchronous rectification, DC-DC converters, motor drives, battery-powered systems, and industrial power management. The device features extremely low on-resistance, high current capability, and excellent thermal performance, making it suitable for demanding power conversion applications. Key Features N-Channel Enhancement Mode MOSFET 100V Drain-to-Source Voltage (VDS) Ultra-low RDS(on): 4.0 mΩ max @ VGS = 10V Continuous Drain Current up to 100A (package limited) Optimized for high-performance SMPS and synchronous rectification Low gate charge for improved switching efficiency 100% avalanche tested for enhanced robustness Superior thermal resistance and power dissipation Wide operating junction temperature range: -55°C to +150°C RoHS compliant and halogen-free Compact PG-TDSON-8 / SuperSO8 package for high power density designs Typical Applications DC-DC Converters Synchronous Rectifiers Motor Control Battery Management Systems (BMS) Telecom and Industrial Power Supplies Solar Power Systems High-Current Switching Circuits #Infineon #OptiMOS5 #MOSFET #NChannelMOSFET #PowerMOSFET #100V #LowRDSon #SMPS #DCDCConverter #MotorDrive #PowerElectronics #IndustrialElectronics #BSC040N10NS5ATMA1 #HighEfficiency #SynchronousRectification

This is a schematic of an IR (infrared) remote control system. It's built around a Microchip ATTINY2313 microcontroller (U1) and boasts five push-button switches, an indicator RED LED and an electret buzzer for user interaction. An ISP header provides programming capabilities. The project is battery-powered and implements boost converter TPS613222AD (IC1) for stable power supply. #project #Template #projectTemplate #lock #keypad #attiny2313 #TPS613222A #ISP #buzzer #reusable #module #simple-embedded #microchip #arduino #sublayout

Buck-Boost Switching Regulator IC Positive Adjustable 1.2V 1 Output 3.5A (Switch) 14-VFDFN Exposed Pad The TPS63020DSJT is a high-efficiency synchronous buck-boost DC-to-DC converter manufactured by Texas Instruments. This integrated power management device is designed to provide a stable regulated output voltage from input power sources that may vary above or below the desired output level. The converter automatically transitions between buck and boost operating modes to maintain efficient and continuous voltage regulation across a wide input range. The device integrates low-resistance power MOSFETs, advanced control circuitry, and high-efficiency switching architecture to minimize power loss and optimize battery utilization in portable electronic systems. It is widely used in battery-powered applications, embedded systems, wireless communication devices, portable instrumentation, industrial electronics, and USB-powered hardware requiring compact and reliable voltage regulation. The TPS63020DSJT is optimized for systems powered by single-cell lithium-ion, lithium-polymer, or multi-cell alkaline battery configurations. Its compact package and integrated functionality reduce external component count and simplify PCB layout while delivering high power conversion efficiency and low quiescent current performance. Engineering Specification Device Type Synchronous buck-boost DC-to-DC converter Power Conversion Topology Automatic buck and boost regulation architecture Input Characteristics Supports input voltages above or below regulated output voltage Output Characteristics Stable regulated DC voltage output Switching Technology Integrated synchronous MOSFET switching architecture Efficiency Characteristics High-efficiency power conversion for battery-powered systems Control Features Automatic operating mode transition and load regulation Power Consumption Low quiescent current operation for portable electronics Thermal Characteristics Integrated thermal management and protection features Protection Features Overcurrent protection Thermal shutdown Undervoltage lockout Short-circuit protection Package Type WSON surface-mount package Mounting Style Surface mount technology Applications Portable electronics Battery-powered systems Embedded hardware Wireless communication devices USB-powered electronics Industrial control systems Portable instrumentation IoT devices Consumer electronics Power management systems Manufacturer Texas Instruments #commonpartslibrary #buckboostconverter #dcdcconverter #powermanagement #texasinstruments #powerelectronics #powersupply #embeddedhardware #portableelectronics #batterypowered #surfaceountcomponents #electronicsdesign #voltageregulator #iothardware #industrialelectronics

BQ29209DRBR – Integrated 2-cell Li-ion/Li-polymer battery protection and management IC. Provides overvoltage, undervoltage, and overcurrent protection for each cell while incorporating automatic cell balancing to maintain uniform charge levels. Designed for compact 2S battery pack applications, it ensures safe and reliable operation in portable electronics, battery-powered devices, and custom BMS circuits. Ideal for extending battery life, preventing overcharge or deep discharge, and supporting high-efficiency energy management. #2SLiIonBMS #BatteryProtectionIC #CellBalancing #OvervoltageProtection #UndervoltageProtection #OvercurrentProtection #PortableElectronics #BMSDesign

Z3OC1T8219731 is a miniature cylindrical core SMT vibration motor designed for compact electronic devices requiring haptic feedback, alert notifications, or vibration functions. It features a 4 mm × 3 mm cylindrical core motor structure with an eccentric rotating mass (ERM) and is optimized for low-voltage battery-powered applications. Key Features Type: Cylindrical Core SMT (Surface-Mount) Vibration Motor Rated Voltage: 2.7 VDC Operating Voltage Range: 2.3 V to 3.2 VDC Rated Speed: 14,000 ± 2,500 RPM Rated Current: 85 mA max Rotation Direction: Clockwise (CW) Motor Construction: 4 mm × 3 mm cylindrical core design Commutation: Metal brush and commutator Operating Temperature: −20°C to +70°C Storage Temperature: −40°C to +85°C Approximate Weight: 0.6 g RoHS Compliant SMT/Reflow Soldering Compatible for automated assembly processes. Typical Applications Wearable devices Smart watches Bluetooth earbuds Mobile phones Medical handheld devices Consumer electronics requiring vibration alerts Compact IoT products and haptic feedback systems.

Sensor Modules BME280 Environmental Sensor LGA-8_BME280_BL LCSC Part Number: C431940 JLCPCB Part Class: Extended Part Manufactured by Waveshare(微雪电子) Bosch BME280 combined digital humidity, barometric pressure and temperature environmental sensor, compact metal-lid LGA package with 2.5 x 2.5mm footprint and 0.93mm height, low power consumption for battery-powered devices, high accuracy humidity and pressure measurement, integrated temperature sensor for compensation and ambient temperature estimation, SPI and I2C interfaces, 1.71V to 3.6V sensor supply range, 1.2V to 3.6V interface supply range, sleep/normal/forced operating modes, current consumption down to 0.1µA in disabled state, suitable for indoor navigation, home automation, health care, GPS refinement and weather monitoring applications. Search Keywords: BME280, Bosch BME280, Bosch Sensortec BME280, BME280 environmental sensor, BME280 humidity pressure temperature sensor, BME280 barometric pressure sensor, BME280 temperature humidity sensor, BME280 I2C SPI sensor, BME280 LGA, 2.5x2.5mm sensor, low power environmental sensor, digital humidity sensor, digital pressure sensor, BMP280 compatible sensor, BME280 datasheet Hashtags: #BME280 #BoschBME280 #BoschSensortec #EnvironmentalSensor #HumiditySensor #PressureSensor #TemperatureSensor #BarometricPressureSensor #DigitalSensor #I2CSensor #SPISensor #LowPowerSensor #LGA8 #25x25mmSensor #IndoorNavigationSensor #WeatherSensor

The SI2300 is a N-channel enhancement-mode MOSFET designed for efficient switching and power management applications. Fabricated using advanced trench MOS technology, it delivers low on-state resistance, fast switching performance, and high current handling capability within a compact surface-mount package. The device is widely used in load switching, battery-powered equipment, DC-DC converters, motor control circuits, power distribution systems, and general-purpose switching applications where efficiency and space optimization are critical. Features N-channel enhancement-mode MOSFET Low on-state resistance for reduced conduction losses Fast switching characteristics Low gate charge for efficient drive operation Compact surface-mount package High current carrying capability Low power dissipation design Optimized for battery-operated systems Suitable for high-speed switching applications RoHS-compliant and lead-free construction Applications Power management circuits Load switching systems Battery protection modules Portable electronic devices DC-DC converter circuits Motor drive applications Power distribution networks Embedded control systems Consumer electronics Industrial automation equipment Electrical Characteristics Low drain-to-source on-resistance High drain current capability Low gate threshold voltage Fast turn-on and turn-off response Low gate capacitance High switching efficiency Low leakage current characteristics Enhanced thermal performance Stable operation across specified temperature ranges Reliable avalanche and transient performance Mechanical Characteristics Surface-mount package construction Compact footprint for high-density PCB layouts Suitable for automated assembly processes Compatible with standard reflow soldering methods Tape-and-reel packaging availability Robust package integrity for production environments Environmental Characteristics Industrial-grade reliability Resistance to mechanical shock and vibration within specification limits Moisture-resistant package design Suitable for operation in demanding electronic environments Compliant with RoHS and environmental regulations Long operational lifetime under recommended operating conditions #commonpartslibrary #mosfet #nchannelmosfet #powermanagement #powerswitching #semiconductor #transistor #loadswitch #dcdcconverter #batteryprotection #embeddedsystems #industrialelectronics #consumerelectronics #smtcomponent #electronicsdesign

Buck-Boost Regulator Positive Output Step-Up/Step-Down I2C DC-DC Controller IC 40-VQFN (6x6) The LM51772RHAR is a high-performance multi-phase bidirectional buck-boost controller designed for power conversion systems requiring efficient energy transfer between two voltage domains. The device supports seamless operation in both step-up and step-down modes and is optimized for battery-powered, automotive, industrial, and energy storage applications. The controller enables bidirectional current flow, making it suitable for battery charging, backup power systems, supercapacitor management, and high-power USB Type-C power delivery applications. The device integrates advanced control architecture for high efficiency across a wide operating range while supporting programmable current regulation, voltage regulation, and protection features. Multi-phase capability allows reduced input and output ripple currents, improved thermal distribution, and higher overall power capability. The controller supports external MOSFETs for scalable power design flexibility and includes comprehensive monitoring and fault management functions. The LM51772RHAR is designed for operation in demanding environments with robust protection features including overvoltage protection, undervoltage lockout, cycle-by-cycle current limiting, thermal shutdown, and fault reporting. Its flexible configuration and high integration level reduce external component count and simplify implementation in high-density power systems. Key Features Bidirectional synchronous buck-boost controller architecture Supports power transfer in both forward and reverse directions Multi-phase operation for increased power capability and reduced ripple Wide input and output voltage operating range High-efficiency synchronous control using external MOSFETs Programmable current and voltage regulation Peak and average current control capability Seamless transition between buck, boost, and buck-boost operating modes Integrated current sensing support Programmable switching frequency synchronization Phase interleaving support for thermal and ripple optimization External clock synchronization capability Soft-start and controlled startup sequencing Comprehensive fault detection and protection functions Overcurrent protection and short-circuit protection Overvoltage and undervoltage protection Thermal shutdown protection Fault status reporting and system monitoring support Designed for automotive and industrial power applications Compact thermally enhanced package Typical Applications Bidirectional battery charging systems Energy storage systems Automotive dual-battery architectures USB Type-C Power Delivery systems Backup power and UPS systems Supercapacitor charging and balancing Industrial DC power conversion Renewable energy power management High-power portable electronics Telecom and server power systems Electrical Characteristics Wide operating supply voltage range High switching frequency operation capability High-current multi-phase scalability Precision current regulation accuracy Low standby power consumption High-efficiency synchronous rectification support Programmable dead-time and switching parameters Stable operation across wide temperature range Package Information Package Type: VQFN Package Suffix: RHA Thermally enhanced exposed pad package Surface-mount implementation Suitable for automated assembly processes #commonpartslibrary #integratedcircuit #powermanagement #buckboost #dcdcswitchingcontrollers

Buck Switching Regulator IC Positive Adjustable 1V 1 Output 3A 8-PowerSOIC (0.154", 3.90mm Width) LMR33630BDDAR – Synchronous step-down (buck) DC-DC converter delivering 1 A output with ultra-low quiescent current. Features adjustable output voltage with integrated MOSFETs, optimized for high-efficiency power conversion from a higher supply voltage to 3.3 V. Ideal for battery-powered and portable electronics, IoT devices, and microcontroller power supplies where low standby current extends battery life. Provides reliable voltage regulation with fast transient response in compact surface-mount packaging. #SynchronousBuck #DCDCConverter #LowIQ #3V3Output #1ARegulator #PowerManagement #EmbeddedElectronics #BatteryEfficient

The YFW AO3400 is a 30V N-Channel Enhancement MOSFET designed for low-voltage and high-speed switching applications. It uses advanced trench MOSFET technology to achieve low on-resistance (RDS(on)), fast switching performance, and efficient power handling in a compact SOT-23 package. It is commonly used in load switching, DC-DC converters, battery-powered devices, motor control, LED driving, and PWM switching circuits. Key Features N-Channel Enhancement Mode MOSFET Drain-Source Voltage (VDS): 30V Continuous Drain Current (ID): up to 5.8A Low RDS(on): < 28mΩ @ VGS = 10V < 33mΩ @ VGS = 4.5V < 52mΩ @ VGS = 2.5V Logic-Level Gate Drive Compatible Fast Switching Speed Low Gate Charge Compact SOT-23 Package Suitable for PWM and Load Switch Applications RoHS / Pb-Free Compatible Typical Applications Power switching DC-DC converters Battery management systems Motor and fan control LED drivers Portable electronics Microcontroller-based switching circuits #CommonPartsLibrary #Transistor #FET #Mosfet

Polymeric PTC Resettable Fuse 6V 2 A Ih Surface Mount 1206 (3216 Metric), Concave NANOSMDC200F-2 – Surface-mount polymeric PPTC resettable fuse with a 2 A hold current rating. Designed for overcurrent protection in electronic circuits, it safely interrupts excessive current and automatically resets once normal conditions resume. Ideal for USB ports, battery-powered devices, embedded systems, and general consumer electronics, providing reliable, compact, and maintenance-free protection. #PPTCFuse #SMDProtection #ResettableFuse #OvercurrentProtection #2AHold #CircuitSafety #ElectronicsDesign

XT60PW-F is a high-current power connector designed for reliable electrical interconnection in demanding power delivery applications. Manufactured with gold-plated conductive contacts and a high-temperature resistant housing, this connector provides low contact resistance, strong mechanical retention, and stable current handling performance for high-power electronic systems. The connector is widely used in battery-powered equipment, power distribution systems, robotics, unmanned vehicles, industrial electronics, RC platforms, and portable energy storage applications. Its polarized housing structure helps prevent reverse polarity connection while ensuring secure mating and consistent electrical contact during repeated connection cycles. The XT60PW-F is optimized for PCB mounting and supports high-current power transfer with excellent thermal and vibration resistance. Its durable construction and compact form factor make it suitable for embedded power systems requiring dependable and efficient power interconnection in compact electronic designs. #commonpartslibrary #powerconnector #connector #highcurrent #powermanagement #embeddedhardware #batteryconnector #robotics #electronicscomponents #pcbdesign

All details fully confirmed from Azoteq's official IQS7222B datasheet and multiple verified distributor sources. Here's the complete spec. Engineering Specification — IQS7222B102QNR Manufacturer: Azoteq (Pty) Ltd Device Family: IQ Switch® ProxFusion® Series — IQS7222B General Description The IQS7222B102QNR is a high-channel-count capacitive touch and proximity sensing controller integrated circuit manufactured by Azoteq, belonging to the ProxFusion series of intelligent human interface sensing devices. The IQS7222B is a sensor fusion device for various multi-button applications that is fully I²C compatible, with on-chip calculations that enable the IC to respond effectively even in the lowest-power modes. It represents an expanded-channel evolution within Azoteq's IQS7222 family, offering a substantially higher mutual capacitance channel count than the IQS7222A variant while maintaining the same ProxFusion design philosophy of combining sophisticated on-chip sensing intelligence with a minimal external component requirement and a compact surface-mount package. Molex The IQS7222B is a highly flexible ProxFusion device that can configure up to eighteen mutual capacitance buttons or up to eight self-capacitance buttons, with nine external sensor pad connections available in the QFN package variant. Alternatively, it can configure up to twenty mutual capacitance buttons or eighteen mutual capacitance buttons with a proximity wake-up function. This high degree of channel configurability makes the device adaptable to a very broad range of physical interface configurations, from simple multi-button panels to complex touch arrays with simultaneous proximity wake-up capability, all within a single fixed-footprint IC that does not require a change of device between product variants with different button counts. MolexAmazon Target applications for the IQS7222B include remote control user interfaces, home automation device user interfaces, and wireless speaker controls. These application domains share common requirements for robust touch detection through cosmetic overlay materials such as glass, plastic, or painted surfaces, reliable operation in environments where the device may be exposed to moisture or contamination, and power efficiency sufficient to support battery-powered or always-on operation without significantly impacting battery life. The device's on-chip power management architecture, which features automated system power modes for optimal response versus consumption, directly addresses these requirements by allowing the device to spend the majority of its time in a low-current sleep or ultra-low-power state while still waking promptly in response to proximity or touch events. MolexMolex Built-in basic functions include automatic tuning, noise filtering, debounce and hysteresis, and dual direction trigger indication. The automatic tuning capability, implemented through Azoteq's proprietary ATI algorithm, compensates for variations in electrode capacitance that arise from PCB manufacturing tolerances, overlay thickness variation, and environmental factors such as temperature and supply voltage drift. This self-calibration eliminates the need for individual unit factory calibration and ensures consistent touch sensitivity across the full production run of any product built around this device. The noise filtering and debounce functions further improve the reliability of touch event detection in electrically noisy environments, preventing false triggers from electrical interference or mechanical vibration that could otherwise cause spurious button events in poorly filtered designs. Molex Both mutual capacitance and self-capacitance designs are possible with the IQS7222B, giving system designers the flexibility to choose the sensing modality most appropriate for their electrode layout and overlay configuration. Mutual capacitance sensing offers better noise immunity and the ability to detect touch through thicker overlay materials, while self-capacitance sensing allows a simpler single-electrode layout per button with potentially higher raw sensitivity. The I²C communication interface supports IRQ/RDY signaling at speeds up to Fast-Plus mode, providing efficient, low-latency event notification to the host microcontroller without requiring continuous polling of the device. The "QNR" suffix in the part number designates the QFN twenty-pin package variant, which offers the maximum external pad count for mutual capacitance configurations. MolexMolex Spec Sheet Identification Part Number: IQS7222B102QNR Device Family: IQ Switch ProxFusion Series — IQS7222B Manufacturer: Azoteq (Pty) Ltd Part Number Decode IQS7222B: Base device family, B-variant expanded channel count 102: Firmware/configuration variant designation QNR: QFN twenty-pin package, tape-and-reel Functional Classification Device Type: Multi-channel capacitive touch and proximity sensing controller IC Sensing Architecture: ProxFusion sensor fusion engine with on-chip processing Application Class: Multi-button, slider, and wheel human interface controller Channel Configuration Mutual Capacitance Buttons: Up to twenty configurable buttons Mutual Capacitance with Proximity Wake-Up: Up to eighteen mutual capacitance buttons with simultaneous proximity wake function Self-Capacitance Buttons: Up to eight self-capacitance buttons External Sensor Pad Connections: Nine pads available in QFN package Sensing Modalities Mutual Capacitance: Full channel array for high noise immunity and overlay penetration Self-Capacitance: Simplified single-electrode per button layout option Proximity Detection: Pre-touch proximity wake-up capability Built-In Processing Functions Automatic Tuning: Proprietary ATI algorithm for self-calibration and baseline normalization Noise Filtering: Integrated digital filtering for EMI and environmental noise rejection Debounce and Hysteresis: Per-channel configurable debounce and release hysteresis Dual Direction Trigger: Positive and negative delta event detection Host Interface Communication Protocol: I²C fully compatible Speed Grade: Up to Fast-Plus mode Event Signaling: IRQ/RDY interrupt output for host notification I²C Address: Configurable; additional address options available on special request Power Management Operating Modes: Active sensing, idle, and ultra-low-power modes Automated Power Mode Control: System-managed transitions for optimized response versus current consumption ULP Wake Capability: Proximity or touch event wake-up from ultra-low-power state Layout & Application Notes VREG Decoupling: Capacitor required at each VREG pin, placed as close as possible to IC Tx Series Resistance: Nominal series resistance recommended on Rx electrodes to reduce EMI coupling ESD Rating: Pins rated to high HBM ESD performance per JEDEC JEP155 Environmental & Qualification RoHS Compliance: Yes Lifecycle Status: Active production Package Package Type: QFN — Quad Flat No-Lead, twenty-pin Package Designation: QNR variant per Azoteq ordering suffix Mounting Method: Surface mount technology (SMT) Packaging Format Supply Format: Tape-and-reel Target Applications Remote control user interfaces Home automation device controls Wireless speaker and audio device interfaces Multi-button consumer appliance panels IoT device touch interfaces Industrial HMI panels with overlay #IQS7222B #IQS7222B102QNR #Azoteq #ProxFusion #IQSwitch #CapacitiveTouchController #MutualCapacitance #SelfCapacitance #ProximityController #MultiButtonHMI #TouchSensor #ATICalibration #SmartHMI #HomeAutomation #RemoteControl #WirelessSpeaker #IoTDesign #LowPowerSensing #QFN20 #SurfaceMount #EmbeddedHMI #EngineeringSpec #ComponentLibrary #CommonPartsLibrary #RoHSCompliant

2A 150KHz 40V Buck DC to DC Converter The XL1509-5.0E1 is a fixed frequency PWM buck step-down DC-DC converter capable of driving a load with high efficiency, low ripple, and excellent line and load regulation. It is manufactured by XLSEMI and belongs to the XL1509 product family, a series of fixed-output and adjustable-output step-down switching regulator ICs designed to simplify the design of compact, efficient DC power conversion stages in a wide range of embedded, industrial, and consumer electronics applications. The "5.0" designation in the part number specifies that this variant produces a fixed regulated output voltage of five volts, making it directly suited to powering five-volt logic, microcontrollers, sensors, communication modules, and other standard digital subsystems from higher-voltage DC rails without requiring a linear regulator and its inherent power dissipation penalty. Unikeyic Electronics The XL1509 requires a minimum number of external components, making it simple to use, and includes internal frequency compensation and a fixed-frequency oscillator. The PWM control circuit is able to adjust the duty ratio linearly from zero to one hundred percent. This internal compensation architecture removes the burden of control loop design from the system engineer, which is a common point of complexity in discrete buck converter designs, and allows the device to be implemented with a straightforward application circuit consisting of an input capacitor, an output inductor, a freewheeling Schottky diode, and an output capacitor, without requiring additional feedback network components in the fixed-output version. Unikeyic Electronics The device operates across a wide input voltage range, accepting input rails ranging from just above the output voltage all the way up to the high end of the input range, making it compatible with a variety of common source voltages including twelve-volt, twenty-four-volt, and other industrial bus rails frequently encountered in embedded and industrial power system designs. This wide input range also makes it suitable for battery-powered applications where the supply voltage varies considerably across the battery discharge cycle, as the converter maintains a regulated output throughout the input voltage window. The fixed switching frequency is set internally at a value that represents a practical tradeoff between external component size and switching loss, allowing the use of standard commodity inductors and electrolytic or ceramic output capacitors without requiring unusually large or small values. An enable function and an overcurrent protection function are built inside. When a secondary current limit condition occurs, the operating frequency is reduced to a lower switching frequency, which limits the energy delivered per cycle and prevents damage to the power switch and external components during sustained overload events. This dual-level current protection approach provides both instantaneous peak current limiting and sustained overload protection, improving the robustness of designs built around the device in applications where load transients or fault conditions may cause temporary overcurrent conditions. Unikeyic Electronics The device is housed in a standard eight-pin small-outline integrated circuit surface-mount package, making it compatible with automated pick-and-place and reflow soldering assembly processes and suitable for compact power supply layouts on densely populated PCBs. Spec Sheet Identification Part Number: XL1509-5.0E1 Device Family: XL1509 Buck DC-DC Converter Series Manufacturer: XLSEMI Part Number Decode XL1509: Base device family 5.0: Fixed output voltage — five volts E1: Tape-and-reel packaging variant Functional Classification Device Type: Fixed-frequency PWM step-down buck DC-DC converter IC Topology: Non-synchronous buck converter with internal power switch Output Configuration: Single output, fixed voltage Regulation Method: Fixed-frequency PWM with internal compensation Electrical Characteristics Input Voltage Range: Wide input range, compatible with common industrial and consumer DC bus voltages Output Voltage: Fixed regulated output at five volts Output Current: Continuous rated current class suitable for moderate embedded system loads Switching Frequency: Fixed internal oscillator, mid-frequency class Duty Cycle Range: Adjustable from zero to maximum, internally controlled Minimum Dropout Voltage: Low dropout class Output Ripple: Low ripple characteristic with appropriate external filter components Control & Protection Features Enable Function: Built-in enable control input for power sequencing and shutdown Overcurrent Protection: Integrated primary current limit with frequency fold-back secondary protection Internal Compensation: Built-in frequency compensation, no external compensation network required Feedback: Internal reference for fixed output voltage regulation External Components Required Input Capacitor: Required for input decoupling Output Inductor: Required, standard commodity value Freewheeling Diode: External Schottky diode required Output Capacitor: Required for output filtering Environmental & Qualification Operating Temperature Range: Industrial range, below zero to elevated ambient RoHS Compliance: Yes, Halogen-Free Package Package Type: SOIC-8 (SOP-8) Mounting Method: Surface mount technology (SMT) Packaging Format Supply Format: Tape-and-reel Reel Quantity: Standard production reel quantity Available Variants in XL1509 Family XL1509-3.3E1: Fixed output at regulated lower voltage XL1509-5.0E1: Fixed output at five volts (this device) XL1509-12E1: Fixed output at twelve volts XL1509-ADJE1: Adjustable output version #XL1509 #XL15095 #XLSEMI #BuckConverter #StepDownConverter #DCDCConverter #PWMConverter #SwitchingRegulator #PowerManagement #EmbeddedPower #FixedOutputConverter #FiveVoltRegulator #IndustrialPower #SOIC8 #SurfaceMount #LowRipple #HighEfficiency #SemiconductorIC #EngineeringSpec #ComponentLibrary #CommonPartsLibrary #RoHSCompliant #PCBDesign

High Efficiency 1.2MHz2A Step Up Converter MT3608 Type: Boost DC-DC converter (step-up) Manufacturer: Monolithic Power Systems (MPS) / various clones Vin: 2 – 24 V Vout: up to ~28 V (adjustable) Iout: up to ~2 A (depending on the circuit) Switching frequency: ≈ 1.2 MHz Mounting: SMD Package: SOT-23-6 Applications: voltage step-up converters power banks battery-powered devices LED drivers

800 mA, 25 μA, high PSRR voltage regulator The XC6210B332MR is a low-dropout (LDO) positive voltage regulator designed to provide a stable 3.3 V output from a higher input voltage. It is manufactured using CMOS technology and is optimized for low power consumption, high ripple rejection, and fast transient response. The device is commonly used in battery-powered equipment, portable electronics, wireless communication devices, microcontroller systems, and other applications requiring a compact and efficient power supply. It is available in a small SOT-23-5 (SOT-25) package. Key Features Fixed 3.3 V output voltage Input voltage range: 1.5 V to 6.0 V Maximum output current: up to 700 mA (800 mA current limit typical) Very low dropout voltage: 50 mV typ. at 100 mA load 100 mV typ. at 200 mA load Low quiescent current for improved battery life High power-supply ripple rejection (PSRR) Built-in current limiting protection Built-in thermal shutdown protection Enable/Chip Enable (CE) control for power-saving operation Stable with low-ESR ceramic capacitors Operating temperature range: −40°C to +85°C Compact SOT-23-5 (SOT-25) package suitable for space-constrained designs. #CommonPartsLibrary #IntegratedCircuit #PowerManagement

Linear Voltage Regulators (LDO) HT7333 SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR LCSC Part Number: C2684634 UMW HT73XX-A series positive LDO linear voltage regulator, low dropout and high-precision CMOS regulator, fixed output voltage options including up to 12V, ±3% output voltage accuracy, ultra-low 3µA typical quiescent current, low output voltage temperature drift of 50ppm/°C, high input withstand voltage up to 12V, suitable for battery-powered devices, toys, portable medical instruments, communication equipment and mobile phone power supplies, available in TO-92, SOT-89-3 and SOT-23-3 packages. Search Keywords: HT73XX-A, UMW HT73XX-A, HT73XX LDO, HT73XX regulator, HT7333-A, HT7350-A, HT7133 replacement, low quiescent current LDO, 3uA LDO regulator, CMOS LDO regulator, 12V input LDO, SOT-23-3 LDO, SOT-89-3 LDO, TO-92 LDO, fixed output voltage regulator Hashtags: #HT73XXA #UMWHT73XXA #UMWRegulator #LDORegulator #LinearRegulator #CMOSLDO #LowIqLDO #3uALDO #FixedVoltageRegulator #SOT233 #SOT893 #TO92

Humidity, Temperature 0 ~ 100% RH I2C ±2% RH 8 s Surface Mount The SHTC3-TR-2.5KS is a digital humidity and temperature sensor from Sensirion, designed for high accuracy, low power consumption, and compact integration. It utilizes a fully calibrated capacitive humidity sensor and bandgap temperature sensor, providing precise environmental measurements via an I²C interface. The device is optimized for battery-powered and space-constrained applications, featuring ultra-low power consumption and sleep modes, making it ideal for IoT, wearable, and mobile devices. Key Features Relative humidity and temperature sensing in a single package Fully calibrated and linearized digital output I²C interface (up to 1 MHz fast mode) Ultra-low power consumption with sleep mode High accuracy and fast response time Small DFN package for compact designs Factory calibrated, no external calibration required Mechanical Characteristics Package Type: DFN (Dual Flat No-Lead) Package Size: ~2.0 mm × 2.0 mm × 0.75 mm Mounting Type: Surface mount (SMT) Terminals: Bottom pads Electrical Characteristics Supply Voltage (VDD): 1.62 V to 3.6 V Average Supply Current: Measurement: ~170 µA Sleep Mode: ~0.3 µA Interface: I²C (address selectable) Output: Digital (temperature and relative humidity) Sensing Performance Humidity Range: 0 to 100 %RH Humidity Accuracy: ±2 %RH (typical) Temperature Range: -40°C to +125°C Temperature Accuracy: ±0.2°C (typical) Response Time (τ63%): ~8 seconds (humidity) Functional Features Low-power measurement modes (normal and low power) Sleep mode for minimal energy consumption CRC checksum for data integrity Clock stretching support (optional) Environmental Specifications Operating Temperature Range: -40°C to +125°C Storage Temperature Range: -40°C to +125°C Packaging Information Packaging Type: Tape & Reel (TR) Reel Quantity: 2,500 units (2.5KS) Lead-Free / RoHS compliant Typical Applications Wearable devices Smartphones and mobile electronics IoT sensors and nodes Smart home devices (thermostats, air quality monitors) HVAC systems Environmental monitoring #CommonPartsLibrary #Sensor #Transducer #Humidity #Moisture-Sensor

Flat, 5 mm 2 Form C, 2 A, relays Telecom Relay DPDT (2 Form C) Surface Mount The TQ2SA-L2-3V-Z is a compact surface-mount DPDT (2 Form C) telecom/signal relay from Panasonic Industry designed for low-power switching applications. It features a dual-coil latching mechanism, allowing the relay to maintain its state without continuous coil power, making it suitable for battery-powered and energy-efficient systems. This relay is commonly used in telecommunications equipment, industrial controls, measurement devices, and embedded electronic systems. Key Features DPDT (2 Form C) contact configuration 3V DC dual-coil latching relay Low power consumption: approximately 140 mW Compact SMD package: only 5.6 mm height Surface-mount gull-wing terminals Sealed construction for automatic washing compatibility High switching capability: up to 2 A Wide switching voltage range: up to 125 VAC / 220 VDC Fast operate/release time: approx. 4 ms High dielectric strength and surge resistance Wide operating temperature: −40°C to +85°C Gold-clad AgNi contacts for reliable low-level signal switching Tape-and-reel packaging (“Z” suffix) for automated assembly #CommonPartsLibrary #relay

MPS MP1584 high-frequency step-down buck converter, 3A output current, 4.5V to 28V input voltage range, integrated high-side power MOSFET, current-mode control, programmable switching frequency from 100kHz to 1.5MHz, high-efficiency pulse-skipping mode for light loads, ceramic capacitor stable, internal soft-start, internal current limit, fault protection and thermal shutdown, available in SOIC-8E package, suitable for automotive, industrial, distributed power and battery-powered systems. MP1584, MPS MP1584, Monolithic Power MP1584, MP1584 buck converter, MP1584 step down converter, 3A buck converter, 28V buck converter, 1.5MHz buck converter, SOIC-8E buck converter, adjustable DC DC converter, high efficiency buck regulator, MP1584EN, MP1584 datasheet #MP1584 #MPSMP1584 #MonolithicPower #BuckConverter #StepDownConverter #DCDCConverter #3ABuckConverter #28VConverter #15MHzConverter #SOIC8E #PowerManagementIC #SwitchingRegulator