Charger IC Lithium Ion/Polymer 18-WQFN-HR (3x2.5) The BQ25620RYKR is a highly integrated standalone switch-mode battery charge management and system power-path management device designed for single-cell lithium-ion and lithium-polymer batteries. The device integrates a synchronous buck charger, power-path management, input current optimization, and system regulation functions into a compact package suitable for portable and battery-powered embedded systems. It supports USB and adapter power sources with high-efficiency charging operation and dynamic power management for optimized thermal and power performance. The device includes integrated MOSFETs, charge termination, safety timers, input overvoltage protection, thermal regulation, and battery temperature monitoring. It supports I²C communication for programmable charging parameters, system monitoring, and fault reporting. The integrated narrow-voltage DC architecture improves efficiency while reducing external component count and PCB area. Engineering Specification Manufacturer: Texas Instruments Device Type: Single-Cell Li-Ion/Li-Polymer Switching Battery Charger with Power-Path Management Battery Chemistry Support: Lithium-Ion and Lithium-Polymer Charging Topology: Synchronous Buck Converter Input Supply Support: USB Power and External Adapter Sources Input Voltage Operating Range: Wide Input Voltage Support with Input Overvoltage Protection Charge Current Capability: High Current Fast Charging Support System Power Path: Integrated Dynamic Power-Path Management Communication Interface: I²C Serial Interface Integrated MOSFETs: High-Side and Low-Side Power MOSFETs Included Charging Functions: Preconditioning Charge Fast Charge Charge Termination Recharge Function Safety Timer Control Protection Features: Input Overvoltage Protection Battery Overvoltage Protection Thermal Shutdown Thermal Regulation Charge Safety Timer Input Current Limiting Short-Circuit Protection Battery Monitoring Features: Battery Temperature Monitoring via NTC Charge Status Reporting Fault Status Reporting System Voltage Regulation Power Management Features: Narrow Voltage DC Regulation Dynamic Input Power Management Input Current Optimization Automatic Power Source Detection Package Type: WQFN Package Package Variant: RYK Mounting Type: Surface Mount Application Areas: Portable Electronics Embedded Battery-Powered Systems Handheld Devices USB-Powered Equipment Industrial Portable Devices IoT Systems Consumer Electronics #commonpartslibrary #integratedcircuit #powermanagement #batterycharger

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

Charger IC Lithium Ion/Polymer 18-WQFN-HR (3x2.5) The BQ25622RYKR is a highly integrated standalone switch-mode battery charge management and system power-path management device designed for single-cell lithium-ion and lithium-polymer batteries. The device integrates a high-efficiency synchronous buck charger, system power-path control, input current management, and battery protection functions into a compact solution optimized for portable and embedded applications. The device supports USB and external adapter power sources while providing programmable charging parameters through an I²C interface. Integrated power MOSFETs and advanced power management features reduce external component count and improve overall system efficiency. The charger incorporates dynamic power management, thermal regulation, battery temperature monitoring, and multiple safety protections to ensure reliable operation under varying load and environmental conditions. The BQ25622 family is designed for compact battery-powered systems requiring efficient charging, intelligent power-path control, and low system power consumption. Engineering Specification Manufacturer: Texas Instruments Device Type: Single-Cell Li-Ion/Li-Polymer Switching Battery Charger with Integrated Power-Path Management Battery Chemistry Support: Lithium-Ion and Lithium-Polymer Charging Topology: Synchronous Buck Switching Charger Input Power Sources: USB Input and External DC Adapter Support Charge Current Capability: Programmable Fast Charge Current Support Communication Interface: I²C Serial Communication Interface Integrated Power Devices: Internal High-Side and Low-Side MOSFETs Charging Features: Precharge Mode Fast Charge Mode Charge Termination Automatic Recharge Programmable Charge Parameters Safety Timer Control Power Management Features: Dynamic Power-Path Management Input Current Optimization Narrow Voltage DC Regulation Input Voltage Regulation System Voltage Regulation Monitoring and Reporting Features: Charge Status Monitoring Fault Status Reporting Battery Temperature Monitoring through NTC Interface Input Source Detection Protection Features: Input Overvoltage Protection Battery Overvoltage Protection Thermal Shutdown Protection Thermal Regulation Input Current Limiting Short-Circuit Protection Safety Timer Protection Package Type: WQFN Package Package Variant: RYK Mounting Type: Surface Mount Typical Applications: Portable Consumer Electronics Embedded Battery-Powered Devices IoT Systems Handheld Industrial Equipment USB-Powered Systems Wearable Electronics Portable Medical Devices #commonpartslibrary #integratedcircuit #powermanagement #batterycharger

- Converter, Battery Powered Devices Voltage Regulator IC 1 Output 30-FC2QFN (4x4) The MAX77960EFV06+ is a fully integrated switching charger and power management IC that supports both step-up (boost) and step-down (buck) operation, making it suitable for USB-C PD applications where input voltage can be higher or lower than the battery voltage. It includes an internal Smart Power Selector™, which intelligently manages power flow between the input source, battery, and system load, enabling smooth system startup even with deeply discharged batteries. This device is widely used in portable electronics, battery-powered systems, drones, cameras, and USB-C PD devices requiring high power efficiency and compact design. Key Features Power & Electrical Specs Input voltage range: 3.5 V to 25.4 V High-efficiency buck-boost operation (up to ~97% peak efficiency) Programmable charging current: 100 mA to 3.15 A (MAX77960 version) Supports 2-cell and 3-cell Li-ion battery charging #CommonPartsLibrary #IntegratedCircuit #PowerManagement

8A 180KHz 40V Buck DC to DC Converter The XL4016 is a high-efficiency DC-DC step-down (buck) switching regulator IC designed for applications that require high current output and simple external component design. It is commonly used in power supplies, LED drivers, battery chargers, and automotive/industrial DC conversion systems. Type: Step-down (buck) DC-DC converter Input voltage range: ~8 V to 40 V Output current: up to 8 A (practically ~5–6 A continuous with good cooling) Output voltage: adjustable via external resistors Switching frequency: ~180 kHz Built-in high-current power MOSFET switch Current-mode PWM control Cycle-by-cycle current limiting Thermal shutdown protection Short-circuit protection PackageTypically available in TO-220-5L package (with heat sink tab) Designed for external diode, inductor, and capacitor components Typical Applications DC power supply modules LED constant-current drivers Battery charging circuits Automotive 12V/24V step-down systems DIY adjustable bench power supplies #CommonPartsLibrary #IntegratedCircuit #PowerManagement

The FS8205A is a dual N-channel enhancement-mode power MOSFET designed primarily for lithium-ion and lithium-polymer battery protection applications. Manufactured by several semiconductor vendors including Fortune Semiconductor, this device integrates two low on-resistance MOSFETs within a compact surface-mount package, enabling efficient bidirectional current control for battery charging and discharging systems. The device is commonly paired with single-cell battery protection controller ICs such as the DW01A to provide overcharge, overdischarge, overcurrent, and short-circuit protection in portable electronic products. Its low drain-to-source resistance minimizes conduction losses and improves overall battery efficiency while maintaining compact PCB layout requirements. The FS8205A is widely used in battery management systems, portable consumer electronics, rechargeable battery packs, USB-powered devices, IoT hardware, and embedded power management circuits requiring reliable load switching and battery protection functionality. Engineering Specification Device Type Dual N-channel power MOSFET Transistor Technology Enhancement-mode MOSFET architecture Channel Configuration Dual independent N-channel MOSFETs Switching Characteristics Low on-resistance for efficient power switching Gate Characteristics Logic-level gate drive compatibility Current Handling Optimized for battery charge and discharge current control Power Efficiency Low conduction loss for improved battery runtime Protection System Compatibility Designed for lithium battery protection controller integration Thermal Characteristics Compact thermal-efficient surface-mount structure Package Type SOP-8 surface-mount package Mounting Style Surface mount technology Reliability Features Stable switching performance and robust load handling capability Applications Lithium-ion battery protection Battery management systems Portable electronics Rechargeable battery packs USB-powered devices Power path switching Embedded systems Consumer electronics IoT hardware Load switching circuits Manufacturer Commonly manufactured by Fortune Semiconductor and compatible vendors #commonpartslibrary #mosfet #dualmosfet #nchannelmosfet #batteryprotection #batterymanagement #powermanagement #powerelectronics #embeddedhardware #consumerelectronics #surfaceountcomponents #electronicsdesign #lithiumbattery #loadswitch #portableelectronics

I²C Controlled Single Cell Fast Charger with MaxCharge™ Technology for High Input Voltage and Adjustable Voltage 3.1A Boost Operation The bq25895M is a highly-integrated 5-A switchmode battery charge management and system power path management device for single cell Li-Ion and Lipolymer battery. The devices support high input voltage fast charging. The low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase. The I 2C Serial interface with charging and system settings makes the device a truly flexible solution. • High Efficiency 1.5-MHz Switch Mode Buck Charge – 93% Charge Efficiency at 2 A and 91% Charge Efficiency at 3 A Charge Current – Optimize for High Voltage Input (9 V / 12 V) – Low Power PFM mode for Light Load Operations • Boost Mode Operation with Adjustable Output from 4.5 V to 5.5 V – Selectable 500-KHz / 1.5-MHz Boost Converter with up-to 3.1 A Output – 93% Boost Efficiency at 5 V at 1 A Output – Support down-to 2.5V Battery – Support PWM only or PFM/PWM control for Light Load Efficiency • Integrated Control to Switch Between Charge and Boost Mode • Single Input to Support USB Input and Adjustable High Voltage Adapters – Support 3.9-V to 14-V Input Voltage Range – Input Current Limit (100 mA to 3.25 A with 50- mA resolution) to Support USB2.0, USB3.0 standard and High Voltage Adapters – Maximum Power Tracking by Input Voltage Limit up-to 14V for Wide Range of Adapters – Auto Detect USB SDP, CDP, DCP, and Nonstandard Adapters • Input Current Optimizer (ICO) to Maximize Input Power without Overloading Adapters • Resistance Compensation (IRCOMP) from Charger Output to Cell Terminal • Highest Battery Discharge Efficiency with 11-mΩ Battery Discharge MOSFET up to 9 A • Integrated ADC for System Monitor (Voltage, Temperature, Charge Current) • BATFET Control to Support Ship Mode, Wake Up, and Full System Reset • Flexible Autonomous and I 2C Mode for Optimal System Performance • High Integration includes all MOSFETs, Current Sensing and Loop Compensation • 12-µA Low Battery Leakage Current to Support Ship Mode • High Accuracy – ±0.5% Charge Voltage Regulation – ±5% Charge Current Regulation – ±7.5% Input Current Regulation #CommonPartsLibrary #IntegratedCircuit #PowerManagement

IC BCD-TO-7SEG DECODR/DVR 16-DIP #CommonPartsLibrary #IntegratedCircuit #Decoder #Multiplexer #Logic

ARM® Cortex®-M0+ - Microcontroller IC 32-Bit Dual-Core 133MHz External Program Memory 56-QFN (7x7) Part Description The RP2040 by Raspberry Pi is an ARM® Cortex®-M0+ microcontroller featuring a 32-Bit Dual-Core processor capable of running at 133MHz. It supports external program memory and integrates a comprehensive set of peripherals including I2C, IrDA, QSPI, SPI, UART/USART, USB, and more. This IC is packaged in a 56-pin QFN (7x7) with exposed pads, making it ideal for surface-mount applications and high-density designs. Additional features include integrated data converters (4x12b SAR A/D), 264K x 8 RAM, and robust connectivity along with peripherals like brown-out detection, DMA, I2S, LCD control, POR, PWM, and Watchdog Timer. Note that the image is a representation only; exact specifications must be confirmed via the product datasheet. Manufacturer Lead Time: 8 Weeks Packaging Options: Tape & Reel (TR) Cut Tape (CT) Digi-Reel® Hashtags #RP2040 #ARM #CortexM0Plus #DualCore #133MHz #Microcontroller #Embedded #RaspberryPi #56QFN #SurfaceMount #ExternalMemory #TapeAndReel #CutTape #DigiReel

IC 74HC595N 8-Bit Shift Register with Tri-State Output Register 16-DIP #commonpartslibrary #integratedcircuit #shiftregister

IC USB TYPE-C PORT CONTROL 24QFN USB Type-C DFP Port Controller USB 1.0 3.3V/5V 24-Pin QFN

IC RF TxRx + MCU 802.15.4, Bluetooth Bluetooth v5.1, Thread, Zigbee® 2.4GHz 94-VFQFN Dual Rows, Exposed Pad #CommonPartsLibrary #IntegratedCircuit #RF #Transceiver #Bluetooth

IC RF TxRx Only 802.15.4 LoRa™ 137MHz ~ 1.02GHz 28-VQFN Exposed Pad #commonpartslibrary #RF #integratedcircuit

IC RF TxRx Only 802.15.4 LoRa™ 137MHz ~ 525MHz 28-VQFN Exposed Pad #commonpartslibrary #RF #integratedcircuit

IC RF TxRx Only General ISM < 1GHz LoRaWAN 150MHz ~ 960MHz 24-VFQFN Exposed Pad #CommonPartsLibrary #IntegratedCircuit #RF #Transceiver #TXRX #Lora #SX1262

IC RF TxRx + MCU 802.15.4, Bluetooth Bluetooth v5.0, Thread, Zigbee® 2.4GHz 94-UFBGA, WLCSP #CommonPartsLibrary #IntegratedCircuit #RF #RF-Transceiver

IC RF TxRx + MCU Bluetooth, WiFi 802.11a/b/g/n, Bluetooth v5.2 + EDR, Class 1, 2 2.4GHz 63-UFBGA, WLBGA #ble #wifi #arm

IC RF TxRx + MCU General ISM < 1GHz 164MHz ~ 190MHz, 410MHz ~ 475MHz, 820MHz ~ 950MHz 32-VFQFN Exposed Pad #commonpartslibrary #RF #integratedcircuit

IC RF TxRx Only General ISM > 1GHZ 2.4GHz 20-VFQFN Exposed Pad #commonpartslibrary #RF #integratedcircuit

IC OPAMP GP 1 CIRCUIT SC70-5 #CommonPartLibrary #IntegratedCircuits #Amplifiers #Instrumentation #OPAmp #BufferAmps #Linear #MCP6001