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

Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (3.5x5.5) The LM5148RGYR specification defines the engineering requirements for a synchronous buck controller integrated circuit designed for high-efficiency DC-DC power conversion applications. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure reliable voltage regulation, efficient power management, and long-term operational stability in industrial, automotive, telecommunications, and embedded electronic systems. The device is intended for use in high-performance power supply designs requiring wide input voltage capability, precise output voltage regulation, and high-current conversion efficiency. It controls external power MOSFETs to implement synchronous buck converter topologies suitable for distributed power architectures, industrial automation equipment, networking infrastructure, battery-powered systems, and embedded control applications. Engineering Requirements The controller shall be manufactured using qualified semiconductor fabrication processes and high-quality materials to ensure stable switching performance, low power consumption, and reliable long-term operation. The device shall maintain consistent functionality under specified operating voltage, temperature, and environmental conditions. Electrical characteristics shall provide accurate pulse-width modulation control, stable output voltage regulation, fast transient response, and reliable gate drive capability for external synchronous power MOSFETs. The controller shall maintain predictable switching performance during startup, shutdown, overload, and dynamic load conditions while supporting efficient power conversion. The integrated control architecture shall provide robust regulation, protection features, and compensation capability to ensure stable converter operation across varying input voltages and output load conditions. The device shall maintain operational integrity during power sequencing and fault recovery without compromising system reliability. Thermal performance shall support continuous operation within the specified junction temperature range while maintaining electrical performance and reliability. The package shall be suitable for automated surface-mount assembly and compatible with standard solder reflow manufacturing processes. Mechanical construction shall withstand thermal cycling, vibration, mechanical handling, and environmental exposure without degradation of functionality. Workmanship shall be free from defects including contamination, package cracking, bond failures, lead deformation, or structural inconsistencies that could adversely affect electrical or mechanical performance. Inspection, validation, and testing shall be performed using calibrated equipment and controlled quality procedures to verify compliance with engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process before implementation. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, application guidelines, thermal characterization reports, qualification records, inspection reports, material declarations, reliability data, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #BuckController #DCDCConverter #PowerManagement #SynchronousBuck #PowerElectronics #EmbeddedSystems #IndustrialElectronics #QualityAssurance #EngineeringDocumentation

Texas Instruments LM5069MM-2/NOPB, Hot Swap Controller, 9 80 V, 10-Pin, MSOP

OR Controller Source Selector Switch P-Channel 3:1 24-QFN (4x4) #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Ideal-Diode #LTC4417

Power Supply Controller Push Button, On/Off Controller TSOT-23-8 #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LTC2950

USB Hub Controller USB 2.0 USB Interface 36-SQFN (6x6) #commonpartslibrary #integratedcircuit

USB Hub Controller USB Interface 36-SQFN (6x6) #commonpartslibrary #integratedcircuit #usb #hubcontroller #interface

Power Supply Controller 10-VSSOP #commonpartslibrary #integratedcircuit #powermanagement #powersupply

RGB LED with integrated controller RGB LED addressable 8bit pwm 5bit greyscale LED*RGB*5050*

OR Controller N+1 ORing Controller N-Channel 1:1 SOT-28 #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Ideal-diode

Hot Swap Controller 1-CH 80V N-Channel Positive High Voltage Automotive 16-SOIC #Commonpartslibrary #Integratedcircuit #Powermanagement #Gatedrivers

Power management IC for fast charge power bank application.Itintegrates 4A switching charger, 18W synchronous boost, PD/QC/AFC/FCP/PE/SFCP fast chargeprotocol,fuel gauge and power controller

ARM® Cortex® M3 STM32F1 Microcontroller IC 32-Bit Single-Core 72MHz 64KB (64K x 8) FLASH Medium-density performance line Arm®-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces Arm® 32-bit Cortex®-M3 CPU core – 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access – Single-cycle multiplication and hardware division • Memories – 64 or 128 Kbytes of Flash memory – 20 Kbytes of SRAM • Clock, reset and supply management – 2.0 to 3.6 V application supply and I/Os – POR, PDR, and programmable voltage detector (PVD) – 4 to 16 MHz crystal oscillator – Internal 8 MHz factory-trimmed RC – Internal 40 kHz RC – PLL for CPU clock – 32 kHz oscillator for RTC with calibration • Low-power – Sleep, Stop and Standby modes – VBAT supply for RTC and backup registers • 2x 12-bit, 1 µs A/D converters (up to 16 channels) – Conversion range: 0 to 3.6 V – Dual-sample and hold capability – Temperature sensor • DMA – 7-channel DMA controller – Peripherals supported: timers, ADC, SPIs, I 2Cs and USARTs • Up to 80 fast I/O ports – 26/37/51/80 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant Debug mode: – Serial wire debug (SWD) and JTAG interfaces • Seven timers – Three 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input – 16-bit, motor control PWM timer with dead-time generation and emergency stop – Two watchdog timers (independent and window) – SysTick timer 24-bit downcounter • Up to nine communication interfaces – Up to two I2C interfaces (SMBus/PMBus®) – Up to three USARTs (ISO 7816 interface, LIN, IrDA capability, modem control) – Up to two SPIs (18 Mbit/s) – CAN interface (2.0B Active) – USB 2.0 full-speed interface • CRC calculation unit, 96-bit unique ID • Packages are ECOPACK #commonpartslibrary #integratedcircuit #microcontroller #stm32f1

Power Over Ethernet Controller 4 Channel 802.3at (PoE+), 802.3af (PoE) 28-TSSOP #CommonPartsLibrary #IntegratedCircuit #PowerManagement #PoE-Controller #TPS23861

Motor Driver Power MOSFET PWM 24-VQFN (4x4) #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Motor-Driver #Controller #DRV8701

Hot Swap Controller 1-CH 80V N-Channel Positive High Voltage Automotive 14-DFN #Commonpartslibrary #Integratedcircuit #Powermanagement #Gatedrivers

Ethernet Physical Layer Controller 10/100/1000 Base-TX PHY Serial Interface 64-HTQFP (10x10) #CommonPartsLibrary #IntegratedCircuit #Interface #Controller #DP83867

Boost Regulator Positive Output Step-Up DC-DC Controller IC 20-HTSSOP #commonpartslibrary #integratedcircuit #powermanagement #dcdc #switchingcontrollers

Ethernet Controller 10/100/1000 Base-TX PHY Interface 48-SQFN (7x7) #CommonPartsLibrary #IntegratedCircuit #Interface #Controller #LAN7800

Multiphase Motor Driver Power MOSFET SPI 40-WQFN (6x6) #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Motor-Driver #Controller #DRV8323

Motor Driver Power MOSFET I2C 10-VSSOP #CommonPartsLibrary #IntegratedCircuit #PowerManagement #motor-driver #Controller #DRV2605

Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-HTSSOP #commonpartslibrary #integratedcircuit #powermanagement #dcdc #switchingcontroller

The RC522 is a 13.56MHz RFID module that is based on the MFRC522 controller from NXP semiconductors. The module can supports I2C, SPI and UART and normally is shipped with a RFID card and key fob. It is commonly used in attendance systems and other person/object identification applications. #RFID #Module

USB, Type-C Controller PMIC 30-WQFN (4.5x2.5) #commonpartslibrary #integratedcircuit #powermanagement

Motor Driver 20-QFN (3x3) #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Motor-Driver #Controller #TMC6300