Ultra-Low Noise Digital MEMS Microphone with PDM Output – High-performance omnidirectional MEMS microphone designed for voice assistants, smart speakers, conferencing systems, industrial voice interfaces, IoT devices, wearables, automotive applications, and embedded audio systems. Part of the Infineon XENSIV™ microphone family, it features a digital PDM output, 73 dB(A) signal-to-noise ratio (SNR), −26 dBFS sensitivity (±1 dB @ 94 dB SPL), and an acoustic overload point (AOP) of 122 dB SPL, delivering excellent speech intelligibility and high dynamic range. Operates from a 1.62 V to 3.6 V supply with 980 µA typical current consumption, supports a 20 Hz to 19 kHz frequency response, and includes multiple operating modes for power optimization. Features a bottom-port acoustic design, IP57 dust and water resistance, and AEC-Q103 qualification (on demand) for demanding environments. Housed in a compact 5-pad LLGA package (4.0 × 3.0 × 1.2 mm) and specified for operation over a −40°C to +85°C temperature range. #Infineon #IM73D122V01XTMA1 #XENSIV #MEMSMicrophone #DigitalMicrophone #PDM #VoiceInterface #SmartSpeaker #IoT #AudioProcessing #AECQ103 #EmbeddedSystems

ARM® Cortex®-A7 Microprocessor IC STM32MP1 2 Core, 32-Bit 209MHz, 650MHz 361-TFBGA (12x12) # Engineering Specification ## Product Name STM32MP157CAC3 ## General Description STM32MP157CAC3 is a high-performance microprocessor unit that combines application processing and real-time control capabilities within a single integrated circuit. The device is designed to support advanced embedded systems requiring a balance of computing performance, deterministic control, multimedia processing, connectivity, and security functionality. The component integrates multi-core processing resources, memory interfaces, graphics capabilities, peripheral controllers, and communication subsystems to enable the development of sophisticated embedded platforms. Its heterogeneous architecture allows high-level operating systems and real-time firmware to operate simultaneously, supporting applications that require both user-interface functionality and low-latency control. The device is intended for industrial automation, human-machine interface systems, edge computing platforms, communication equipment, medical devices, smart infrastructure, and Internet of Things applications. Its architecture enables consolidation of system functions, reducing component count and simplifying overall hardware design. The design emphasizes processing efficiency, system scalability, power management, security, and long-term reliability. It supports advanced software ecosystems and facilitates the development of connected embedded products with graphical interfaces, networking capabilities, and real-time operational control. ## Functional Requirements ### Application Processing The device shall provide application-level processing capabilities suitable for operating systems, middleware, and user applications. ### Real-Time Processing The device shall support deterministic control functions for time-critical embedded operations. ### Multimedia Support The component shall support graphical and multimedia processing functions for display and user-interface applications. ### System Integration The device shall integrate processing, communication, and peripheral functions within a unified embedded computing platform. ## Electrical Requirements ### Power Management The device shall support efficient power operation and multiple power management modes to optimize energy consumption. ### Memory Interface Support The component shall support external memory devices for program execution, data storage, and system operation. ### Peripheral Connectivity The device shall provide interfaces for communication, control, monitoring, and external subsystem integration. ### Signal Integrity The design shall support reliable operation across supported interface standards and operating conditions. ## Processing Architecture Requirements ### Multi-Core Operation The device shall support concurrent execution of application and real-time workloads through integrated processing resources. ### Operating System Support The architecture shall support embedded operating systems and software frameworks suitable for advanced application development. ### Security Features The device shall support hardware-based mechanisms intended to protect system integrity, software assets, and sensitive data. ### Resource Management The component shall support efficient allocation of processing, memory, and peripheral resources. ## Mechanical Requirements ### Surface Mount Construction The device shall be supplied in a high-density surface mount package suitable for automated manufacturing processes. ### PCB Integration The package shall support integration into multilayer printed circuit boards designed for high-performance embedded systems. ### Structural Integrity The device shall maintain electrical and mechanical reliability during assembly and operational service life. ## Environmental Requirements ### Operating Conditions The component shall operate reliably within environmental conditions commonly encountered in industrial and embedded applications. ### Thermal Performance The device shall support stable operation under sustained processing workloads and associated thermal conditions. ### Storage and Handling The component shall maintain physical and electrical integrity during transportation, storage, and manufacturing processes. ## Quality Requirements ### Reliability The device shall provide dependable long-term operation in embedded and industrial computing environments. ### Verification Processing, peripheral, communication, and system functions shall be validated through applicable testing and qualification procedures. ### Compliance The product shall conform to relevant semiconductor, quality, and embedded computing standards applicable to its intended use. ## Documentation Requirements Technical documentation shall include processor architecture information, hardware integration guidelines, memory interface recommendations, power management considerations, software development support, security features, and application design guidance. ## Classification Tags #STM32MP157CAC3 #STM32MP1 #Microprocessor #MPU #EmbeddedProcessor #ARMProcessor #EmbeddedLinux #RealTimeControl #IndustrialAutomation #HumanMachineInterface #EdgeComputing #IoTGateway #EmbeddedSystems #SystemOnChip #SoC #ApplicationProcessor #GraphicsProcessor #ConnectivityPlatform #IndustrialElectronics #PCBDesign #HardwareDevelopment #ElectricalEngineering #CommonPartsLibrary #ComponentLibrary #EngineeringSpecification #TechnicalDocumentation #SystemIntegration #SecureEmbeddedSystems #MulticoreProcessing

MOSFET N-CH 20V 6.3A SOT-23 The IRLML6244TRPBF is an N-channel enhancement-mode power MOSFET from Infineon Technologies (originally International Rectifier HEXFET series). It is designed for low-voltage power switching applications such as load switching, DC-DC converters, and LED control. It comes in a compact SOT-23 (Micro3™) surface-mount package, making it suitable for space-constrained PCB designs while still handling relatively high current for its size. Key Features Drain-Source Voltage (VDS): 20 V Continuous Drain Current: up to ~6.3 A (at 25°C) Very low RDS(on): ~21 mΩ @ VGS = 4.5 V ~27 mΩ @ VGS = 2.5 V Low gate threshold voltage (~0.5–1.1 V typical range) (note: not a switching guarantee) Gate-to-source voltage rating: ±12 V Low power loss due to low on-resistance High efficiency switching for low-voltage systems Power dissipation: ~1.3 W (thermal limited in SOT-23 package) Fast switching performance (low gate charge ~8.9 nC) Operating temperature range: −55°C to +150°C RoHS compliant (lead-free, halogen-free) Typical Applications Low-side load switching (MCUs, GPIO control) LED strip / RGB LED drivers Battery-powered systems DC-DC converter switching Small motor or relay driving General-purpose power management in compact electronics Important Design Note Even though it has a low VGS(th), this MOSFET is not selected based on threshold voltage. What matters is the RDS(on) at your gate drive voltage (2.5 V / 3.3 V / 5 V) to ensure it fully turns on with minimal heating. #CommonPartsLibrary #Transistor #FET #IRLML6244 #MOSFET #NChannelMOSFET #PowerElectronics #SOT23 #Infineon #HEXFET #LEDDriver #LowSideSwitch #ElectronicsComponents

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

This project is a battery charging circuit utilizing a MAX1555 chip. It features a USB and DC power input, with LED status indicators. The design is outfitted with necessary decoupling capacitors and resistors to ensure smooth operation. #project #Template #charger #reusable #module #batterycharger #MAX1555 #template #bms #analog

Buck Switching Regulator IC Positive Adjustable (Fixed) 0.8V (3.3V, 5V) 1 Output 4.5A 20-WFQFN Exposed Pad The LM656x5-Q1 are a family of automotive buck converters designed for high efficiency, high-power density, and ultra-low electromagnetic interference (EMI). The converters operate over a wide input voltage range of 3V to 65V (70V transient < 100ms), reducing the need for external input surge protection. The LM656x5-Q1 comes with pin selectable fixed output voltages of 3.3V and 5V or in adjustable configuration. The low EMI operation is enabled with minimized loop inductance and optimized switch node slew rate. A pin-selectable ±5% or ±10% dual-random spread spectrum (DRSS) significantly reduces peak emissions through a combination of triangular and pseudo-random modulation while keeping output voltage ripple very low. The current-mode control architecture with a 30ns typical minimum on-time allows high conversion ratios at high frequencies coupled with a fast transient response and excellent load and line regulation. Features • AEC-Q100 qualified for automotive applications: – Temperature grade 1: –40°C to +125°C, TA • Wide input voltage range: 3V to 65V (70V transient < 100ms) – Meets LV148 / ISO21780 requirements • Designed for low EMI requirements – Facilitates CISPR 25 class 5 compliance – Mode pin configurable ±5% or ±10% dualrandom spread spectrum reducing peak emissions – Enhanced HotRod™ QFN package with symmetrical pinout – Switching frequency from 300kHz to 2.2MHz – Pin-configurable AUTO or FPWM operation – Internal compensation, current limit, and TSD • Low minimum on time: 40ns (maximum) – Enables 36VIN to 3.3VOUT conversion at 2.2MHz • High-efficiency power conversion at all loads – > 94% peak efficiency at 24VIN, 5VOUT, 400kHz – 2.5µA switching input current at no load • High power density – 3.6mm × 2.6mm, wettable flank, 20-pin package – Pin compatible with 36V LM654x0-Q1 – ϴJA = 24.0°C/W (LM65645-Q1EVM) • Create a custom design using the LM656x5-Q1 with the WEBENCH® Power Designer 2 Applications • Advanced driver assistance systems (ADAS) • Automotive infotainment and cluster • Hybrid, electric, and powertrain systems #AutomotiveElectronics #BuckConverter #DCDCConverter #PowerManagement #VoltageRegulator #SynchronousBuck #LowEMI #AECQ100 #TexasInstruments #EmbeddedSystems

Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 10-VFDFN Exposed Pad The TPS5433xA family of devices are synchronous converters with an input-voltage range of 4.5 V to 28 V. These devices include This device has an integrated low-side switching FET that eliminates the need for an external diode which reduces component count. Efficiency is maximized through the integrated 128- mΩ and 84-mΩ MOSFETs, low IQ and pulse skipping at light loads. Using the enable pin, the shutdown supply current is reduced to 2 μA. This step-down (buck) converter provides accurate regulation for a variety of loads with a well-regulated voltage reference that is 1.5% over temperature. Cycle-by-cycle current limiting on the high-side MOSFET protects the TPS5433xA family of devices in overload situations and is enhanced by a low-side sourcing current limit which prevents current runaway. A low-side sinking current-limit turns off the low-side MOSFET to prevent excessive reverse current. Hiccup protection is triggered if the overcurrent condition continues for longer than the preset time. Thermal shutdown disables the device when the die temperature exceeds the threshold and enables the device again after the built-in thermal hiccup time. • Synchronous 128-mΩ and 84-mΩ MOSFETs for 3-A Continuous Output Current • TPS54335A: Internal 2-ms Soft-Start, 50-kHz to 1.5-MHz Adjustable Frequency • TPS54336A: Adjustable Soft-Start, Fixed 340-kHz Frequency • Low 2-µA Shutdown, Quiescent Current • 0.8-V Voltage Reference with ±0.8% Accuracy • Current Mode Control • Monotonic Startup into Pre-Biased Outputs • Pulse Skipping for Light-Load Efficiency • Hiccup Mode Overcurrent Protection • Thermal Shutdown (TSD) and Overvoltage Transition Protection • 8-Pin SO PowerPAD™ and 10-Pin VSON Package • Create a Custom Design Using the TPS54335A with the WEBENCH Power Designer #CommonPartsLibrary #IntegratedCircuit #PowerManagement

The TPS6216x device family are easy to use synchronous step-down DC/DC converters optimized for applications with high power density. A high switching frequency of typically 2.25 MHz allows the use of small inductors and provides fast transient response as well as high output voltage accuracy by utilization of the DCS-Control™ topology. With its wide operating input voltage range of 3 V to 17 V, the devices are ideally suited for systems powered from either a Li-Ion or other battery as well as from 12-V intermediate power rails. It supports up to 1-A continuous output current at output voltages between 0.9 V and 6 V (with 100% duty cycle mode). Power sequencing is also possible by configuring the enable and open-drain power good pins. In power save mode, the devices show quiescent current of about 17 μA from VIN. Power save mode, entered automatically and seamlessly if the load is small, maintains high efficiency over the entire load range. In shutdown mode, the device is turned off and shutdown current consumption is less than 2 μA. The device, available in adjustable and fixed output voltage versions, is packaged in an 8-pin WSON package measuring 2.00 mm × 2.00 mm (DSG) or 8- pin VSSOP package measuring 3.00 mm x 3.00 mm (DGK) • DCS-Control™ Topology • Input Voltage Range from 3 V to 17 V • Up to 1-A Output Current • Adjustable Output Voltage From 0.9 V to 6 V • Fixed Output Voltage Versions • Seamless Power Save Mode Transition • Typically 17-µA Quiescent Current • Power Good Output • 100% Duty Cycle Mode • Short Circuit Protection • Over Temperature Protection • Pin to Pin Compatible With TPS62170 and TPS62125 • Available in 3.00 mm x 3.00 mm 8-Pin VSSOP and 2.00 mm × 2.00 mm 8-Pin WSON Packages • Create a Custom Design using the TPS62160 with the WEBENCH® Power Designer #CommonPartsLibrary #IntegratedCircuit #PowerManagement #Voltage-regulator #switching-regulator

Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 1A 8-WFDFN Exposed Pad The TPS6216x device family are easy to use synchronous step-down DC/DC converters optimized for applications with high power density. A high switching frequency of typically 2.25 MHz allows the use of small inductors and provides fast transient response as well as high output voltage accuracy by utilization of the DCS-Control™ topology. With its wide operating input voltage range of 3 V to 17 V, the devices are ideally suited for systems powered from either a Li-Ion or other battery as well as from 12-V intermediate power rails. It supports up to 1-A continuous output current at output voltages between 0.9 V and 6 V (with 100% duty cycle mode). Power sequencing is also possible by configuring the enable and open-drain power good pins. In power save mode, the devices show quiescent current of about 17 μA from VIN. Power save mode, entered automatically and seamlessly if the load is small, maintains high efficiency over the entire load range. In shutdown mode, the device is turned off and shutdown current consumption is less than 2 μA. The device, available in adjustable and fixed output voltage versions, is packaged in an 8-pin WSON package measuring 2.00 mm × 2.00 mm (DSG) or 8- pin VSSOP package measuring 3.00 mm x 3.00 mm (DGK). • DCS-Control™ Topology • Input Voltage Range from 3 V to 17 V • Up to 1-A Output Current • Adjustable Output Voltage From 0.9 V to 6 V • Fixed Output Voltage Versions • Seamless Power Save Mode Transition • Typically 17-µA Quiescent Current • Power Good Output • 100% Duty Cycle Mode • Short Circuit Protection • Over Temperature Protection • Pin to Pin Compatible With TPS62170 and TPS62125 • Available in 3.00 mm x 3.00 mm 8-Pin VSSOP and 2.00 mm × 2.00 mm 8-Pin WSON Packages • Create a Custom Design using the TPS62160 with the WEBENCH® Power Designer #CommonPartsLibrary #IntegratedCircuit #PowerManagement

3W 10mΩ Patch Current Sensing Resistors ±1% 2512 Current Sense Resistors / Shunt Resistors The HoJLR2512-3W-10mR-1% is a surface-mount current-sense (shunt) resistor manufactured by Milliohm Electronics. It features an ultra-low resistance value of 10 mΩ (0.01 Ω) in a 2512 package and is designed for high-current applications where accurate current measurement and low power loss are required. The resistor uses a metal element construction, providing excellent stability, low inductance, and reliable performance in power management, battery monitoring, motor control, and DC-DC converter applications. Key Features Resistance: 10 mΩ (0.01 Ω) Tolerance: ±1% for accurate current sensing Power Rating: 3 W Package Size: 2512 (6.4 mm × 3.2 mm) SMD package Metal Element Construction for low resistance drift and high reliability Current Sense Optimized for power monitoring and overcurrent protection circuits Non-Inductive Design suitable for high-frequency switching applications Moisture Resistant construction for improved environmental robustness Temperature Coefficient: ±50 ppm/°C typical Operating Temperature Range: −50°C to +170°C RoHS Compliant Typical Applications Battery management systems (BMS) Power supplies and DC-DC converters Motor control and drive systems Current monitoring circuits Overcurrent protection circuits Industrial and automotive electronics (where qualification requirements permit) #CommonPartsLibrary #Resistor

Board Mount Humidity Sensors Intermediate Humidity and Temperature Sensor Humidity, Temperature 0 ~ 100% RH I2C ±1.8% RH 4 s Surface Mount The SHT41-AD1B-R2 is a fully calibrated, low-power environmental sensor that measures relative humidity (RH) and temperature. It integrates sensing elements, signal processing, and a digital interface into a small surface-mount package, making it ideal for space-constrained designs. Key Features Sensor Type: Digital humidity and temperature sensor Interface: I²C (easy MCU integration) Supply Voltage: ~1.08 V to 3.6 V Humidity Accuracy: up to ±1.8% RH (typical) Temperature Accuracy: up to ±0.2 °C (typical) Response Time: Fast measurement and low latency Power Consumption: Ultra-low, suitable for battery devices Package: DFN (compact, ~1.5 × 1.5 mm) Factory Calibration: No external calibration required Functional Overview The sensor uses capacitive humidity sensing combined with a bandgap temperature sensor. Internal electronics convert these measurements into digital data via I²C, eliminating the need for external ADCs or complex signal conditioning. Design Advantages Small footprint for compact PCBs Low power consumption for IoT and portable devices High reliability with long-term stability Fast response time for real-time monitoring Simple integration with microcontrollers Typical Applications IoT and smart home devices HVAC and climate control systems Wearables and portable electronics Industrial monitoring systems Environmental data logging #CommonPartsLibrary #Sensors,-Transducer #Humidity #Moisture-Sensor #SHT4x

10 µH Shielded Drum Core, Wirewound Inductor 7.5 A 30mOhm Max Nonstandard # Engineering Specification ## Product Name SRP1038A-100M ## General Description SRP1038A-100M is a shielded surface mount power inductor designed for use in high-efficiency DC-DC conversion and power management applications. The device is intended to support energy storage and current smoothing functions in switching regulator circuits, where stable inductance performance and low power loss are critical. The inductor utilizes a ferrite core construction with a shielded magnetic structure to minimize electromagnetic interference and reduce magnetic flux leakage. This enables improved circuit density and reduced noise coupling in compact electronic assemblies. The design is optimized for use in high current power conversion systems, including buck converters, point-of-load regulators, and distributed power architectures. The component is widely used in industrial, automotive, telecommunications, and embedded systems where reliable energy transfer, thermal stability, and efficient power delivery are required. Its surface mount form factor supports automated PCB assembly and compact system integration while maintaining mechanical robustness under thermal and electrical stress. The design emphasizes low direct current resistance, high current handling capability, and stable inductance behavior under load conditions. It is suitable for applications requiring efficient power conversion with minimal energy loss and stable electromagnetic performance. ## Functional Requirements ### Energy Storage The device shall store energy in a magnetic field during switching operation in power conversion circuits. ### Current Filtering The device shall smooth current ripple in switching regulator applications to maintain stable output conditions. ### Electromagnetic Shielding The device shall reduce electromagnetic interference through a shielded magnetic structure. ### Power Conversion Support The component shall support efficient operation in DC-DC conversion systems. ## Electrical Requirements ### Inductive Performance The device shall provide stable inductance characteristics suitable for power conversion and filtering applications. ### Low Loss Operation The inductor shall minimize resistive and core losses to improve overall system efficiency. ### High Current Capability The device shall support operation under elevated current conditions typical of switching power supplies. ### Thermal Stability The inductor shall maintain performance consistency under thermal loading and temperature variation. ## Mechanical Requirements ### Surface Mount Package The device shall be supplied in a surface mount configuration suitable for automated PCB assembly processes. ### Structural Integrity The component shall withstand mechanical stress during assembly, operation, and thermal cycling. ### PCB Integration The design shall support compact layout integration in multilayer printed circuit board systems. ## Environmental Requirements ### Operating Conditions The device shall operate reliably under conditions typical of industrial and embedded electronic systems. ### Thermal Performance The component shall maintain stable operation under continuous power cycling and heat generation. ### Storage and Handling The device shall retain structural and electrical integrity during storage, transportation, and handling. ## Quality Requirements ### Reliability The inductor shall provide consistent long-term performance under continuous electrical and thermal stress. ### Verification Electrical and thermal characteristics shall be validated through appropriate qualification and testing procedures. ### Compliance The product shall conform to applicable standards for magnetic components used in power electronics applications. ## Documentation Requirements Technical documentation shall include application guidance, layout recommendations for switching power designs, thermal considerations, electrical characteristics, and integration practices for DC-DC converter systems. ## Classification Tags #SRP1038A100M #PowerInductor #ShieldedInductor #SMDInductor #MagneticComponent #EnergyStorageInductor #DCDCConverter #BuckConverter #PowerElectronics #SMPSDesign #ElectromagneticCompatibility #EMIShielding #PCBDesign #ElectricalEngineering #EmbeddedPower #IndustrialElectronics #AutomotiveElectronics #CommonPartsLibrary #ComponentLibrary #EngineeringSpecification #PowerManagement #CircuitDesign #HighCurrentInductor

USBPD and Multiple Fast Charging Protocol Receiving Chip CH224 CH224K is a USB Power Delivery protocol controller integrated circuit designed for fast-charging and programmable USB Type-C power negotiation applications. The device enables intelligent voltage trigger and power profile selection from compatible USB Type-C and USB PD power sources, making it suitable for embedded power systems, portable electronics, development boards, and battery-powered devices. This controller supports automatic communication with USB Type-C power adapters to negotiate higher voltage and current profiles for efficient power delivery. It simplifies USB PD implementation by integrating protocol handling, voltage selection logic, and interface control into a compact low-power solution with minimal external component requirements. The CH224K is widely used in DIY electronics, portable charging systems, embedded controllers, IoT hardware, industrial devices, and USB Type-C powered applications requiring stable and configurable DC power input. Its compact surface-mount package and simplified design architecture enable rapid integration into space-constrained PCB layouts. #commonpartslibrary #usbtypec #usbpd #powerdelivery #powermanagement #embeddedhardware #fastcharging #electronicscomponents #portableelectronics #surfacemountdevice

The Mitsubishi PS21964-4S is a dual-in-line package intelligent power module that integrates a transfer-mold type insulated design suitable for 600V/15A applications. This component combines low-loss 5th generation IGBT inverter bridge technology dedicated to three-phase DC-to-AC power conversion with open emitter configuration. It is designed with embedded drive circuits, high voltage high-speed level shifting, under-voltage protection for both upper and lower leg IGBTs, short circuit protection for lower-leg IGBTs, and system control functionalities into a compact package. The module supports fault signaling corresponding to short circuit faults in the lower-leg IGBT or under-voltage conditions, offering an integrated solution for AC100V~200V inverter drive applications in small power motor controls. With its UL approval (Yellow Card No. E80276) and featuring an input interface compatible with 3V and 5V lines (High Active), the PS21964-4S is engineered to cater to a broad range of industrial applications demanding reliable and efficient power conversion and control.

40-W AC-DC isolated power supply for industrial application. This power supply provides 40W isolated 24-V and 5-V output with fly-back topology. The power supply can be powered from 90-264VAC Input. This design uses valley switching fly-back controller UCC28740 controller.

40-W AC-DC isolated power supply for industrial application. This power supply provides 40W isolated 24-V and 5-V output with fly-back topology. The power supply can be powered from 90-264VAC Input. This design uses valley switching fly-back controller UCC28740 controller.

Amplifier IC 2 Channel (Stereo) Class D 32-HTSSOP The TPA3116D2QDADRQ1 is an automotive-grade, high-efficiency Class-D stereo audio power amplifier IC from Texas Instruments. It is designed to drive speakers directly in compact audio systems while maintaining high output power and low heat dissipation. The device is part of the TPA3116-Q1 family, qualified for AEC-Q100 automotive applications, making it suitable for harsh environments such as vehicle infotainment and industrial audio systems. It operates from a single supply and uses advanced Class-D switching architecture to achieve high efficiency (typically >90%), reducing the need for large heat sinks and improving overall system power efficiency. 🔑 Key Features Output power capability Up to 2 × 50 W into 4 Ω (BTL mode at ~21 V) Wide supply voltage range 4.5 V to 26 V single supply operation High efficiency Class-D operation 90% efficiency with low idle power loss Stereo and mono configurations Supports BTL stereo and PBTL mono modes Differential and single-ended inputs Flexible audio input compatibility Advanced protection features Overvoltage protection Undervoltage protection Overtemperature shutdown Short-circuit protection DC detect protection with fault reporting EMI-optimized design Reduced electromagnetic interference for easier system compliance Programmable power limit Helps protect speakers and manage output levels Thermally enhanced 32-pin HTSSOP package Designed for better heat dissipation in compact layouts Typical Applications Automotive infotainment systems Car audio amplifiers Soundbars and home audio systems Portable and powered speakers Industrial audio solutions #commonpartslibrary #integratedcircuit #linearamplifier #audioamplifier

Buck Switching Regulator IC Positive Fixed 5V 1 Output 1A SOT-23-6 The LMR50410Y5FQDBVRQ1 (part of the LMR50410-Q1 family from Texas Instruments) is a synchronous step-down (buck) DC-DC converter designed for automotive and industrial power applications. It operates over a wide input voltage range of 4 V to 36 V and can deliver up to 1 A output current, making it suitable for converting higher, unregulated voltages into stable lower voltages (e.g., 5 V or 3.3 V rails). The device integrates power switches, control circuitry, and compensation internally, allowing simple design with minimal external components and a compact PCB footprint. Key Features Power & Performance Wide input voltage range: 4 V to 36 V Output current: up to 1 A High switching frequency: 2.1 MHz (enables small inductors) High efficiency with PFM (light load) and FPWM (constant frequency) options Integration & Ease of Use Synchronous rectification (integrated high-side & low-side MOSFETs) Internal compensation (no complex external tuning) Minimal external components required Small SOT-23-6 package for compact designs Protection & Reliability Cycle-by-cycle current limit Short-circuit protection (hiccup mode) Thermal shutdown protection Undervoltage lockout (UVLO) ±1% reference voltage accuracy Automotive & Industrial Capability AEC-Q100 qualified (automotive grade) Operating temperature: Ambient: up to 125°C Junction: up to 150°C Designed for rugged automotive environments Additional Features Soft-start for controlled startup Precision enable pin for system control Monotonic startup with pre-biased output Available in fixed output (e.g., 5 V) variants Typical Applications Automotive electronics (ADAS, infotainment, lighting) Industrial power supplies Distributed power systems General-purpose DC-DC regulation #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator

Wio-E5-LE module has a single-core STM32WLE5JC chip, Cortex M4 MCU, and SX126X. It uses 84% less power for transmission compared to the Wio-E5. The ultra-low power consumption of the Wio-E5-LE makes it very energy efficient, this power-saving design makes the Wio-E5-LE well-suited for applications needing minimal power usage.

0.5 mOhms ±1% 5W Chip Resistor Nonstandard Automotive AEC-Q200, Current Sense Metal Element # Engineering Specification ## Product Name CSS4J-4026R-L500F ## General Description CSS4J-4026R-L500F is a precision four-terminal Kelvin current sense shunt resistor designed for accurate current measurement in high-performance electronic and power management systems. The device is intended for use in applications requiring low resistance sensing, high measurement accuracy, and stable thermal performance under varying electrical loads. The component utilizes a metal element resistive structure optimized for minimal resistance drift, reduced temperature effects, and consistent long-term stability. Its four-terminal Kelvin configuration separates current flow and voltage sensing paths, enabling improved measurement accuracy by eliminating errors caused by PCB trace and connection resistance. The device is widely used in power conversion systems, battery monitoring systems, motor control circuits, and industrial power electronics where precise current feedback is essential for control, protection, and monitoring functions. Its surface-mount construction supports compact PCB layouts and automated assembly processes while maintaining robust mechanical and electrical reliability. The design emphasizes efficient heat dissipation, stable electrical characteristics, and compatibility with demanding industrial and automotive environments. It is suitable for integration into systems requiring continuous current monitoring and high measurement fidelity. ## Functional Requirements ### Current Measurement The device shall provide accurate current sensing through a low-resistance conductive path designed for minimal measurement error. ### Kelvin Sensing Operation The device shall support four-terminal Kelvin sensing to improve measurement accuracy by separating current and voltage sensing paths. ### Signal Stability The device shall maintain stable sensing characteristics under varying load and thermal conditions. ### System Integration The component shall support integration into power electronics and embedded control systems requiring precise current feedback. ## Electrical Requirements ### Low Resistance Operation The device shall exhibit very low resistance to minimize power loss and maintain measurement accuracy. ### Thermal Stability The resistor shall maintain consistent electrical behavior under elevated operating temperatures and thermal cycling conditions. ### Power Handling The device shall support operation in high-current environments typical of power conversion and motor control systems. ### Measurement Accuracy The design shall support precise voltage drop measurement proportional to current flow for control and monitoring applications. ## Mechanical Requirements ### Surface Mount Construction The device shall be provided in a surface mount package suitable for automated PCB assembly. ### Structural Integrity The component shall maintain mechanical stability during assembly, operation, and thermal cycling. ### PCB Integration The device shall support direct integration into multilayer printed circuit board designs with optimized current path layout. ## Environmental Requirements ### Operating Conditions The device shall operate reliably under industrial and automotive environmental conditions. ### Thermal Performance The component shall maintain performance stability under continuous electrical loading and heat generation. ### Storage and Handling The device shall maintain physical and electrical integrity during storage, transport, and handling procedures. ## Quality Requirements ### Reliability The device shall provide long-term stability in resistance value and sensing accuracy under continuous operation. ### Verification Electrical, thermal, and mechanical characteristics shall be validated through appropriate testing and qualification procedures. ### Compliance The product shall conform to applicable standards for current sensing resistors used in industrial and automotive electronics. ## Documentation Requirements Technical documentation shall include application guidelines, layout recommendations for Kelvin sensing, thermal considerations, electrical characteristics, and integration practices for power electronics systems. ## Classification Tags #CSS4J4026RL500F #CurrentSenseResistor #ShuntResistor #KelvinSensing #FourTerminalResistor #PowerElectronics #BatteryManagement #MotorControl #PowerSupplyDesign #AnalogSensing #ElectricalEngineering #PCBDesign #EmbeddedSystems #IndustrialElectronics #AutomotiveElectronics #CommonPartsLibrary #ComponentLibrary #EngineeringSpecification #TechnicalDocumentation #HighCurrentSensing #PrecisionMeasurement #CircuitDesign