Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-23-5 LP2985IM5-2.7 is a low-dropout (LDO) linear voltage regulator designed to provide a stable 2.7 V output with very low quiescent current and excellent noise performance. It is optimized for battery-powered and noise-sensitive applications, offering high power supply rejection ratio (PSRR) and fast transient response. The device is housed in a compact SOT-23-5 package, making it ideal for space-constrained designs. Key Features Fixed 2.7 V output voltage Low dropout voltage Low quiescent current (IQ) High PSRR for noise-sensitive applications Stable with low ESR ceramic capacitors Thermal shutdown and current limit protection Small SOT-23-5 package RoHS compliant Electrical Characteristics Output Voltage: 2.7 V (fixed) Output Voltage Accuracy: ±1.5% (typical) Maximum Output Current: 150 mA Dropout Voltage: ~280 mV at 150 mA (typical) Quiescent Current (IQ): ~65 µA (typical) Line Regulation: 0.04%/V (typical) Load Regulation: 0.2% (typical) PSRR: Up to 70 dB (at low frequency) Operating Input Voltage Range: 2.5 V to 16 V Operating Temperature Range: -40°C to +125°C Mechanical Characteristics Package Type: SOT-23-5 (DBV) Mounting Type: Surface Mount Pin Count: 5 pins Approximate Dimensions: 2.9 mm × 1.6 mm Pin Configuration (Typical) IN: Input voltage GND: Ground OUT: Regulated output (2.7 V) EN: Enable (active high) BYPASS: Noise reduction / bypass capacitor connection Performance Characteristics Excellent output noise performance (low-noise design) Fast transient response to load changes Stable with small ceramic capacitors (typically 1 µF) Suitable for RF and analog circuits Applications Battery-powered devices Portable electronics RF and wireless modules Sensors and analog circuits Microcontroller power supplies #CommonPartsLibrary #IntegratedCircuit #PowerManagement #voltage-regulator #LDO #LP3985

1.5A USB-Friendly Li-Ion Battery Charger and Power-Path Management IC with 4.2 VBAT The BQ24075TRGTR (from Texas Instruments) is a highly integrated single-cell Li-Ion / Li-Polymer linear battery charger IC with power-path management. It is designed for portable and space-constrained applications, allowing a device to be powered from a USB port or AC adapter while simultaneously charging the battery. The device integrates charging control, power-path management, and safety features into a compact package. A key feature is its Dynamic Power Path Management (DPPM), which ensures the system is powered even when the battery is low or absent, while intelligently managing charging current. Key Features Battery Charging Supports single-cell Li-Ion / Li-Polymer batteries Up to 1.5 A programmable charge current Three-phase charging: Pre-charge (conditioning) Constant current Constant voltage Fixed 4.2 V charge voltage Power Path Management Dynamic Power Path Management (DPPM): Powers system and charges battery simultaneously Prioritizes system load over charging Allows system operation even with: Deeply discharged battery No battery connected Input & Power Features Operates from: USB input (100 mA / 500 mA selectable) AC adapter Programmable input current limit up to 1.5 A Input voltage range: ~4.35 V to 6.4 V (28 V max rating) Input dynamic power management (VIN-DPM) prevents source overload Protection & Safety Thermal regulation and shutdown Over-voltage protection (OVP) Short-circuit and reverse current protection Battery temperature monitoring (NTC thermistor input) Battery disconnect (SYSOFF) feature Control & Status Standalone operation (no MCU required, resistor-programmable) Charge status outputs: Charging Charge complete Power good Physical Characteristics Package: 16-pin VQFN (3 mm × 3 mm) Operating temperature: –40°C to +85°C #commonpartslibrary #integratedcircuit #powermanagement #batterycharger

The TPS54331 device is a 28-V, 3-A nonsynchronous buck converter that integrates a low RDS(on) high-side MOSFET. To increase efficiency at light loads, a pulse skipping Eco-mode feature is automatically activated. Furthermore, the 1-μA shutdown supply-current allows the device to be used in battery-powered applications. Current mode control with internal slope compensation simplifies the external compensation calculations and reduces component count while allowing the use of ceramic output capacitors. A resistor divider programs the hysteresis of the input undervoltage lockout. An overvoltage transient protection circuit limits voltage overshoots during start-up and transient conditions. A cycle-by-cycle current-limit scheme, frequency foldback and thermal shutdown protect the device and the load in the event of an overload condition. The TPS54331 device is available in an 8-pin SOIC package and 8-pin SO PowerPAD integrated circuit package that have been internally optimized to improve thermal performance. • 3.5 to 28-V input voltage range • Adjustable output voltage down to 0.8 V • Integrated 80-mΩ high-side MOSFET supports up to 3-A continuous output current • High efficiency at light loads with a pulse skipping Eco-mode • Fixed 570-kHz switching frequency • Typical 1-μA shutdown quiescent current • Adjustable slow-start limits inrush currents • Programmable UVLO threshold • Overvoltage transient protection • Cycle-by-cycle current limit, frequency foldback, and thermal shutdown protection • Available in easy-to-use SOIC8 package or thermally-enhanced SOIC8 PowerPAD™ integrated circuit package • Create a custom design using the TPS54331 with the WEBENCH® Power Designer • Use TPS62933 for a 30 VIN converter with higher frequency, lower IQ and improved EMI #CommonPartsLibrary #IntegratedCircuit #PowerManagement

#CommonPartsLibrary #IntegratedCircuit #PowerManagement #GateDriver #IRS21531

Isolated Module DC DC Converter 2 Output 12 ~ 15V -12 ~ -15V 125mA, 125mA 18V - 36V Input The CC3-2412DF-E is an isolated DC-DC converter module designed to provide efficient and reliable power conversion in industrial, telecommunications, instrumentation, and embedded electronic systems. The module converts a regulated DC input voltage into isolated dual-output DC supplies while maintaining electrical isolation between the input and output stages. Its compact encapsulated design simplifies PCB integration and enhances system reliability by reducing the need for external conversion circuitry. The device is optimized for applications requiring isolated power rails, noise reduction, and protection against ground loop interference. Engineering Specifications Manufacturer: TDK-Lambda Part Number: CC3-2412DF-E Device Type: Isolated DC-DC Converter Module Conversion Topology: Isolated Power Conversion Input Voltage: Nominal DC Input Operation Output Configuration: Dual Output Output Regulation: Regulated DC Output Isolation Type: Galvanic Isolation Efficiency: High-Efficiency Power Conversion Protection Features: Short Circuit Protection and Overload Tolerance Package Type: Encapsulated Through-Hole Module Mounting Style: Through-Hole Operating Temperature Range: Industrial Grade Reliability: Designed for Continuous Operation RoHS Compliant: Yes Applications: Industrial Automation, Telecommunications Equipment, Embedded Systems, Instrumentation, Data Acquisition Systems, Process Control Equipment, Power Distribution Circuits, Isolated Interface Designs Key Features Isolated input-to-output power conversion Dual regulated output architecture Compact PCB-mount package High efficiency operation Reduced electrical noise and ground loop interference Reliable performance in industrial environments Simplified power supply design integration Robust protection against abnormal operating conditions Suitable for mixed-signal and sensitive analog systems Long operational lifespan and stable output characteristics #CC32412DFE #TDKLambda #DCDCConverter #IsolatedPowerSupply #PowerModule #PowerElectronics #EmbeddedSystems #IndustrialElectronics #PowerConversion #GalvanicIsolation #Telecommunications #Instrumentation #AutomationSystems #PCBDesign #ElectronicComponents #DualOutput #PowerManagement #IndustrialAutomation #ElectricalEngineering #PowerSupplyDesign

Buck Switching Regulator IC Positive Adjustable 1.8V 1 Output 750mA 8-VFDFN The TPS62840 is a high-efficiency step-down converter with ultra-low operating quiescent current of typically 60 nA. The device contains special circuitry to achieve just 120 nA IQ in 100% mode to further extend battery life near the end of discharge. The device uses DCS-Control to cleanly power radios and operates with a typical switching frequency of 1.8 MHz. In Power-Save Mode, the device extends the light load efficiency down to a load current range of 1 μA and below. 16 predefined output voltages can be selected by connecting a resistor to pin VSET, making the device flexible for various applications with a minimum amount of external components. The STOP pin of the device immediately eliminates any switching noise in order to take a noise-free measurement in test and measurement systems. The TPS62840 provides an output current of up to 750 mA. With an input voltage of 1.8 V to 6.5 V, the device supports multiple power sources such as 2S to 4S Alkaline, 1S to 2S Li-MnO2 , or 1S Li-Ion/LiSOCl2 Features 1• 60-nA operating quiescent current • 100% duty-cycle mode with 120-nA IQ • Input voltage range VIN from 1.8 V to 6.5 V • Output current up to 750 mA • RF friendly DCS-Control™ • 80% efficiency at 1 µA IOUT (3.6 VIN to 1.8 VOUT) • 16 selectable output voltages via VSET pin • Auto transition PFM/PWM or forced-PWM mode • Selectable forced PWM and STOP modes • Output discharge function • 25-nA shutdown current #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator

Charger IC Lithium Ion/Polymer 29-VQFN-HR (4x4) The BQ25792 is a switch-mode synchronous buck-boost charger with full power-path management. It can automatically regulate power flow between the input source, system load, and battery. It supports a wide input range and is designed for USB Type-C™ / USB Power Delivery (USB-PD) systems, enabling both charging and OTG (power output from battery) operation. ⭐ Key Features ⚡ High-performance charging Up to 5 A charge current Supports 1S to 4S battery packs High efficiency (up to ~96% under typical conditions) Programmable switching frequency: 750 kHz or 1.5 MHz 🔋 Wide input support Input voltage range: 3.6 V to 24 V Absolute max rating up to 30 V Supports USB adapters and barrel jack sources Detects USB charging standards (BC1.2, DCP, CDP, HVDCP, etc.) 🔄 Buck-boost power conversion Seamless buck, boost, and buck-boost operation Maintains stable system voltage even when battery is low or input varies 🔌 USB-PD / OTG support USB Power Delivery (PD 3.0 compatible) Supports OTG output (battery powers USB port) OTG voltage range: 2.8 V to 22 V 🧠 Intelligent power management NVDC power path management (system can run without battery) Dual-input power mux controller (select between two power sources) Battery supplement mode (prevents input overload) 📊 Monitoring & control Integrated 16-bit ADC for voltage, current, temperature monitoring Fully I²C configurable Autonomous or host-controlled operation 🛡️ Protection & safety Input and battery over-voltage/over-current protection Thermal regulation and shutdown Charging safety timer MOSFET protection (internal switching FETs included) 📦 Package 29-pin VQFN (4 mm × 4 mm) package Industrial temperature range: -40°C to 85°C #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Battery-charger

Power Switch/Driver #CommonPartsLibrary #IntegratedCircuit #PowerManagement #PowerDistribution-Switch #Load-Driver

The 24T 10A250V is an electromechanical switch component commonly used for AC power control, appliance switching, industrial equipment interfaces, and general-purpose electrical control applications. This device is designed to handle moderate current and voltage loads while providing reliable manual switching performance in consumer and industrial electronic systems. The switch is typically implemented as a rocker, toggle, or push-type power switch depending on the manufacturer-specific configuration. It is engineered to provide stable electrical contact operation, mechanical durability, and long operational service life under repeated switching cycles. The component is commonly used in AC mains-powered equipment, power distribution systems, control panels, laboratory instruments, and embedded electronic hardware requiring user-accessible power control. Its robust contact structure and insulated housing design support safe operation in electrically demanding environments while simplifying panel integration and wiring assembly processes. Engineering Specification Device Type Electromechanical power switch Switching Function Manual AC power switching control Electrical Rating Suitable for moderate AC voltage and current operation Contact Characteristics High-reliability conductive switching contacts Mounting Style Panel mount or PCB mount depending on manufacturer configuration Mechanical Operation Manual actuator-based switching mechanism Housing Material Flame-retardant insulated enclosure structure Contact Material Durable conductive alloy contact system Reliability Features Long mechanical and electrical operational lifespan Safety Characteristics Designed for safe AC mains switching applications Environmental Characteristics Suitable for consumer and industrial operating environments Applications AC power control Industrial equipment Consumer appliances Embedded electronics Power distribution systems Laboratory instrumentation Control panels Electrical equipment Power switching interfaces General-purpose electronic systems Manufacturer Commonly associated with generic industrial switch manufacturers #commonpartslibrary #powerswitch #electromechanical #acswitch #powerelectronics #industrialelectronics #controlsystems #embeddedhardware #electronicsdesign #powermanagement #panelmount #electricalswitch #consumerelectronics #powersystems #electromechanicalcomponents

LED Driver 16-SOIC #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Display-Driver #74LS47