Charger IC Lithium Ion 16-VQFN (3x3) The BQ24075RGTR is a standalone linear charger and power-path management integrated circuit developed by Texas Instruments for single-cell lithium-ion and lithium-polymer battery applications. The device is designed for portable and space-constrained electronic systems requiring efficient battery charging, USB compatibility, and simultaneous system power delivery. The integrated dynamic power-path management architecture enables the system load to be powered while independently charging the battery. The charger supports operation from either a USB power source or an external adapter and includes programmable charging and input current limiting functions for optimized power management. The device incorporates multiple protection and monitoring features including thermal regulation, overvoltage protection, reverse current protection, battery temperature monitoring, and safety timers. The BQ24075RGTR also provides battery disconnect capability through the SYSOFF control function, making it suitable for low-power and portable embedded designs. Typical applications include portable consumer electronics, handheld instruments, wearable devices, wireless accessories, battery-powered IoT equipment, medical portable systems, and embedded rechargeable products. Device Features Standalone single-cell lithium-ion and lithium-polymer battery charger Integrated power-path management architecture Simultaneous battery charging and system power support USB-compatible input current limiting Programmable fast-charge current capability Dynamic power management for unstable or limited input sources Battery temperature monitoring through external thermistor input Integrated thermal regulation and protection mechanisms Reverse current, short-circuit, and input overvoltage protection Programmable safety timers for pre-charge and fast-charge modes Charging status and power-good indication outputs Battery disconnect functionality through SYSOFF control Compact surface-mount VQFN package implementation Electrical Characteristics Designed for single-cell lithium-ion or lithium-polymer batteries Fixed battery regulation voltage suitable for standard single-cell charging Supports USB and external adapter input operation Linear charging topology Wide operating temperature range for portable and industrial applications Programmable input current limit for USB compliance and adapter compatibility Package Information Package Type: VQFN Pin Configuration: Sixteen-pin package Mounting Style: Surface mount Package Dimensions: Compact three-millimeter square footprint Functional Overview The BQ24075RGTR manages power distribution between the external input source, the system load, and the rechargeable battery. When external power is present, the device prioritizes powering the system while charging the battery according to programmable charging parameters. Dynamic power management prevents excessive loading of weak USB or adapter sources by automatically reducing charging current when necessary. Thermal regulation circuitry continuously monitors device temperature and adjusts charging operation to maintain safe operating conditions. Additional integrated protection functions ensure reliable operation during fault conditions such as input overvoltage, battery temperature abnormalities, reverse current flow, and output short circuits. #commonpartslibrary #integratedcircuit #powermanagement

3 Channel AFE 24 Bit 28-WQFN (5x5) ADS1293CISQ/NOPB is a highly integrated, low-power 3-channel ECG Analog Front-End (AFE) from Texas Instruments. It is designed for portable and battery-powered medical devices, fitness monitors, heart-rate monitoring systems, Holter monitors, and other electrocardiogram (ECG) applications. The device integrates signal acquisition, filtering, lead-off detection, right-leg drive generation, and high-resolution analog-to-digital conversion into a single IC, reducing external component count and system cost. Key Features Three high-resolution ECG acquisition channels 24-bit analog-to-digital conversion Simultaneous pace detection support Ultra-low power consumption of approximately 0.3 mW per channel Low input-referred noise of 7 µVpp (40 Hz bandwidth) Programmable sample rates up to 25.6 ksps Differential input voltage range of ±400 mV Integrated EMI-hardened input filters Flexible input routing matrix Built-in Right-Leg Drive (RLD) amplifier AC and DC lead-off detection Integrated Wilson and Goldberger terminal generation Battery voltage monitoring capability Internal oscillator and voltage reference ALARMB pin for interrupt-driven diagnostics and fault reporting Multiple power-down and standby modes for battery-powered systems SPI-compatible digital interface Operating temperature range: –20°C to +85°C 28-pin WQFN package (5 mm × 5 mm) Typical Applications Portable 1-, 3-, 5-, 6-, 7-, 8-, and 12-lead ECG systems Holter monitors Event recorders Telemedicine devices Patient vital-sign monitoring equipment Automated External Defibrillators (AEDs) Sports and fitness heart-rate monitors Wearable medical devices Hashtags #commonpartslibrary #integratedcircuit #TexasInstruments #ADS1293 #AFE #AnalogFrontEnd #ECG #Electrocardiogram #MedicalElectronics #HealthTech #WearableDevices #HeartRateMonitor #PatientMonitoring #BiomedicalEngineering #24BitADC #LowPowerDesign #SPI #SignalConditioning #PortableMedicalDevices #HolterMonitor #Telemedicine #VitalSignsMonitoring #EmbeddedSystems #MixedSignalIC #WQFN28 #BatteryPoweredDevices #MedicalInstrumentation

Buck-Boost Switching Regulator IC Positive Programmable 0.8V 1 Output 8A 21-PowerVFQFN The TPS552892RYQR is a highly integrated synchronous buck-boost DC-DC converter designed for applications requiring regulated output voltage operation from input sources that may be above, below, or equal to the target output voltage. The device supports seamless transition between buck, boost, and buck-boost operating modes, enabling stable power delivery across wide input voltage ranges typically encountered in battery-powered and portable electronic systems. The converter integrates low-resistance power MOSFETs, control circuitry, compensation functions, and protection features within a compact package to minimize external component count and simplify power supply design. It is optimized for high efficiency operation over varying load conditions while maintaining low quiescent current and fast transient response. The device supports programmable output voltage configuration and offers flexible control interfaces suitable for embedded processors, industrial controllers, portable instrumentation, communication systems, consumer electronics, and USB-powered applications. Internal soft-start and current limiting mechanisms improve startup reliability and protect both the converter and downstream circuitry during fault conditions. The TPS552892RYQR includes comprehensive protection functions including overcurrent protection, thermal shutdown, undervoltage lockout, output overvoltage protection, and short-circuit protection. The converter architecture is designed to support compact PCB layouts while maintaining stable operation and low electromagnetic interference characteristics. The device is supplied in a compact surface-mount package intended for automated assembly and high-density power management designs where board space, efficiency, and thermal performance are critical considerations. Engineering Specification Device Type Synchronous buck-boost DC-DC switching regulator. Input Characteristics Supports wide input voltage operation for battery, adapter, and distributed power rail applications. Capable of operating with input voltages above or below the regulated output voltage while maintaining continuous regulation. Output Characteristics Provides programmable regulated output voltage with high conversion efficiency and fast transient response. Supports operation across varying load conditions with stable output regulation. Switching Architecture Integrated synchronous switching topology with automatic transition between buck, boost, and buck-boost operating modes. Internal MOSFET integration reduces external component requirements and improves efficiency. Efficiency Performance Optimized for high power conversion efficiency across broad operating conditions using low-resistance internal switching elements and advanced control techniques. Control Features Incorporates internal compensation, soft-start control, enable functionality, and programmable operating parameters suitable for embedded power management systems. Protection Features Includes overcurrent protection, short-circuit protection, thermal shutdown, undervoltage lockout, and output overvoltage protection to improve system reliability and fault tolerance. Thermal Characteristics Designed for efficient thermal dissipation in compact PCB layouts with exposed-pad package construction to support improved heat transfer. Package Information Provided in a compact leadless surface-mount package suitable for automated PCB assembly and space-constrained applications. Application Areas Suitable for portable electronics, battery-powered systems, USB power delivery subsystems, industrial embedded systems, communication equipment, handheld instruments, and general-purpose power conversion applications. #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-regulator #Switching-regulator #TPS552892

Power Supply Controller Digital Power Monitor 10-VSSOP The INA228AIDGSR is a high-precision digital power monitor and current-sense amplifier designed for accurate measurement of shunt voltage, bus voltage, current, power, energy, and charge in DC power systems. The device integrates a low-offset differential amplifier with high-resolution analog-to-digital converters and supports bidirectional current sensing across a wide common-mode voltage range. Communication is provided through an I²C- and SMBus-compatible digital interface, enabling direct telemetry integration into embedded control and battery management systems. The device is optimized for high-accuracy power monitoring applications requiring low drift, low offset, and high dynamic range. Integrated mathematical computation functions reduce host processor overhead by internally calculating current, power, accumulated energy, and charge values. Programmable conversion timing and averaging modes allow optimization between measurement speed and noise performance. The INA228AIDGSR is suitable for server power distribution, industrial automation, telecom infrastructure, automotive subsystems, battery-powered equipment, and precision instrumentation requiring real-time power analytics and fault monitoring. Engineering Specification Device Type Digital power monitor with integrated current-sense amplifier and high-resolution ADC. Measurement Functions Supports measurement of: Differential shunt voltage Bus voltage Current Power Energy accumulation Charge accumulation Temperature through external sensing methods Current Sensing Supports bidirectional current measurements using an external shunt resistor with programmable calibration scaling. ADC Architecture Incorporates high-resolution delta-sigma analog-to-digital converters with programmable conversion time and averaging configuration. Interface Uses I²C- and SMBus-compatible serial communication interface with programmable device addressing. Voltage Monitoring Supports high-side and low-side sensing across a wide common-mode input voltage range suitable for multi-rail power systems. Accuracy Features Includes: Low input offset voltage Low offset drift Precision gain architecture High measurement linearity Integrated calibration engine Power Computation Internally computes: Instantaneous power Average power Energy accumulation over time Charge accumulation over time Alert and Protection Features Provides programmable alert functionality for: Overcurrent Undervoltage Overvoltage Power threshold violations Conversion-ready indication Operating Modes Supports: Continuous conversion mode Triggered conversion mode Low-power shutdown mode Package Information Supplied in a compact VSSOP surface-mount package suitable for automated PCB assembly and space-constrained applications. Temperature Range Designed for operation across industrial temperature environments suitable for embedded and power-management systems. Typical Applications Battery management systems Power supply monitoring Server and telecom power rails Industrial control systems DC energy metering Embedded power analytics Automotive electronics Portable instrumentation #commonpartslibrary #integratedcircuit #powermanagement #powersupplycontroller

Multiprotocol LPWAN 32-bit Arm Cortex-M4 MCUs, LoRa, (G)FSK, (G)MSK, BPSK, up to 256KB flash, 64KB SRAM IC RF TxRx + MCU 802.15.4 LoRa™ 150MHz ~ 960MHz 73-UFBGA The STM32WLE5JCI6 is an ultra-low-power wireless System-on-Chip (SoC) from STMicroelectronics that combines a 32-bit Arm Cortex-M4 microcontroller with an integrated sub-GHz radio transceiver. It is designed for long-range, low-power IoT and LPWAN applications such as smart metering, smart cities, industrial sensors, and remote monitoring systems. It supports multiple modulation schemes including LoRa®, (G)FSK, (G)MSK, and BPSK, making it flexible for both proprietary and standardized wireless protocols like LoRaWAN®. The device integrates RF, analog, digital, and security features into a single chip to reduce external components and PCB size. Key Features Core & Performance 32-bit Arm® Cortex®-M4 core up to 48 MHz DSP instructions and MPU support Up to 256 KB Flash and 64 KB SRAM Wireless Radio Sub-GHz frequency range: 150 MHz – 960 MHz Supports LoRa®, (G)FSK, (G)MSK, BPSK High receiver sensitivity up to –148 dBm (LoRa mode) Output power up to +22 dBm Ultra-Low Power Operation Supply voltage: 1.8 V – 3.6 V Very low sleep currents (nA–µA range) Optimized for battery-powered and energy-harvesting devices Peripherals Up to 43 GPIOs ADC (12-bit), DAC, comparators Multiple timers (16-bit and 32-bit) Interfaces: SPI, I2C, UART/USART, LPUART, I2S Security Features Hardware AES-256 encryption True Random Number Generator (TRNG) Secure memory protection and unique device ID System Integration Integrated RF + MCU (highly reduced BOM) OTA firmware update capability Industrial temperature range (typically –40°C to +85°C / +105°C depending variant) Summary The STM32WLE5JCI6 is a highly integrated LoRa-capable MCU + RF transceiver SoC, optimized for long-range wireless communication with extremely low power consumption, making it ideal for IoT devices that must run for years on battery power. #CommonPartsLibrary #IntegratedCircuit #STM32WLE5JCI6 #STM32WL #LoRa #IoT #LowPowerMCU #ArmCortexM4 #SubGHzRF #WirelessMCU #LPWAN #STMicroelectronics

Battery Contact Clip Multiple (AA, CR2) 1 Cell PC Pin Keystone Electronics 2915 Battery Contact Clip is a through-hole PCB battery contact clip designed for securely mounting cylindrical batteries such as AA and CR2 cells in electronic circuits. Manufactured by Keystone Electronics, this component provides a compact and reliable battery connection solution for embedded systems, portable devices, battery-powered equipment, and prototyping applications. It uses PC pin terminations for easy solder mounting onto printed circuit boards. Key Features Supports cylindrical battery sizes including AA and CR2 Single-cell battery contact clip design Through-hole PCB mounting PC pin termination style Compact low-profile construction Reliable spring-contact battery retention Suitable for portable and battery-powered electronics Durable metal contact construction Easy battery insertion and removal Active production status from Keystone Electronics

# SAM-M10Q-00B Engineering Specifications **General Description** The SAM-M10Q-00B is a compact, ultra-low-power Global Navigation Satellite System receiver module manufactured by u-blox. It is designed to provide highly accurate positioning, navigation, and timing information for battery-powered and space-constrained applications. Built on the u-blox M10 positioning platform, the module supports concurrent reception of multiple satellite constellations, enabling improved positioning accuracy, faster acquisition times, and enhanced reliability in challenging environments such as urban canyons and partially obstructed outdoor locations. Its optimized power architecture significantly reduces energy consumption while maintaining continuous navigation performance. The integrated antenna architecture and compact system-in-package design simplify hardware development by reducing external component requirements. The module is suitable for asset tracking, wearable devices, Internet of Things systems, industrial monitoring equipment, smart city infrastructure, agricultural applications, and portable navigation products. Designed for high-volume embedded applications, the SAM-M10Q-00B combines advanced GNSS technology, low power consumption, and robust positioning performance in a miniature surface-mount package. **Engineering Specifications** **Manufacturer:** u-blox **Manufacturer Part Number:** SAM-M10Q-00B **Component Type:** GNSS receiver module **Technology:** Multi-constellation satellite positioning receiver **GNSS Platform:** u-blox M10 positioning technology **Navigation Function:** Global positioning, navigation, and timing **Satellite Reception:** Concurrent multi-constellation GNSS tracking **Supported Systems:** GPS, Galileo, GLONASS, BeiDou and regional augmentation services **Receiver Architecture:** High-sensitivity GNSS receiver **Positioning Capability:** Real-time location tracking and navigation **Acquisition Performance:** Fast satellite acquisition and reacquisition **Tracking Performance:** Continuous satellite tracking under dynamic conditions **Position Accuracy:** High-precision navigation performance **Sensitivity:** Optimized for weak-signal environments **Power Consumption:** Ultra-low-power operation **Power Supply Configuration:** Single-supply operation **Data Interface:** Serial communication interface for host processor integration **Communication Protocols:** Standard GNSS navigation messaging support **Integrated Features:** Embedded antenna solution and RF front-end integration **Startup Modes:** Cold start, warm start and hot start operation **Timing Capability:** Precision timing and synchronization support **Interference Mitigation:** Advanced signal-processing algorithms for improved reception **System Integration:** Designed for compact embedded applications **Environmental Performance:** Reliable operation in outdoor and industrial environments **Operating Temperature Range:** Industrial temperature range **Package Type:** System-in-package GNSS module **Mounting Style:** Surface mount technology **Package Construction:** Compact low-profile module **Environmental Compliance:** RoHS compliant and lead-free **Reliability Features:** Designed for long-term embedded operation and high-volume production **Typical Applications** Asset tracking devices Internet of Things systems Wearable electronics Portable navigation equipment Fleet management systems Smart city infrastructure Industrial monitoring equipment Agricultural positioning systems Environmental data loggers Personal tracking devices Drone navigation systems Geolocation-enabled sensors Telematics systems Logistics and transportation tracking Battery-powered embedded products #SAMM10Q00B #SAMM10Q #uBlox #GNSS #GPSModule #SatelliteNavigation #PositioningSystem #IoT #AssetTracking #WearableTechnology #EmbeddedSystems #NavigationModule #Telematics #LocationTracking #ElectronicComponents #EngineeringSpecifications

Battery Fuel Gauge IC Lithium Ion/Polymer 24-TQFN (4x4) The MAX17320G20+ is a high-accuracy, ultra-low-power fuel gauge and battery protector IC designed for 2-cell to 4-cell lithium-ion and lithium-polymer battery packs. The device integrates Maxim Integrated’s ModelGauge™ m5 EZ algorithm to provide precise battery state-of-charge estimation without requiring battery relearning after system resets or battery replacement. It is optimized for portable, wearable, industrial, and IoT battery-powered applications where accurate battery monitoring and robust protection are required. The device combines fuel gauging, battery authentication support, autonomous battery protection, current sensing, and voltage monitoring into a single integrated solution. It includes configurable protection features such as overvoltage, undervoltage, overcurrent, short-circuit, and thermal protection, helping improve system safety and battery reliability. The MAX17320G20+ communicates through an I²C-compatible interface and supports low-power operation for extended battery runtime. Features High-accuracy battery fuel gauge for multi-cell lithium-ion batteries Supports 2-cell to 4-cell battery pack configurations Integrated ModelGauge m5 EZ algorithm with no battery relearning required Integrated battery protector with autonomous safety monitoring Supports overvoltage, undervoltage, overcurrent, short-circuit, and thermal protection Integrated current-sense amplifier for accurate current measurement Low quiescent current optimized for portable and always-on systems I²C-compatible communication interface Configurable alert and interrupt functions Battery aging compensation and cycle tracking Supports battery authentication functionality Integrated ADCs for voltage, current, and temperature monitoring Programmable protection thresholds and timing parameters Low-power hibernate and sleep operating modes Electrical Characteristics Designed for lithium-ion and lithium-polymer battery chemistries Supports battery stack voltages corresponding to 2S to 4S configurations High-resolution voltage, current, temperature, and capacity measurements Low operating current suitable for battery-powered systems Integrated precision coulomb counter Wide operating temperature range suitable for industrial applications Protection Functions Cell overvoltage protection Cell undervoltage protection Charge overcurrent protection Discharge overcurrent protection Short-circuit protection Overtemperature and undertemperature protection Permanent failure detection and fault logging Autonomous FET control for pack isolation Interface and Control I²C serial communication interface Programmable registers for protection and fuel gauge configuration Interrupt and alert outputs for fault and status indication Supports host processor communication and diagnostics Nonvolatile memory for configuration storage Package Information Package type is TQFN Compact surface-mount package suitable for space-constrained designs RoHS compliant and lead-free package option Typical Applications Smart battery packs Portable medical devices Industrial handheld equipment IoT and wireless sensor devices Battery-powered consumer electronics Portable test and measurement systems Rechargeable multi-cell battery systems #commonpartslibrary #integratedcircuit #powermanagement #batterymanagement