Voltage Regulator Current Limit Module 3.3V Out is engineered to deliver a stable 3.3V supply with advanced current limiting capabilities for optimal power management and circuit protection. This cutting-edge module harnesses the ultra-low switch technology of the SY6280 integrated circuit from Silergy Corp, ensuring precise overcurrent and short circuit protection. The design incorporates high-performance Murata fixed capacitors and robust resistors, creating a seamless blend of filtering, decoupling, and regulation for dependable operation. Ideal for modern electronics, IoT, and embedded systems, this module offers a compact solution that combines reliability, efficiency, and long-term stability, making it the perfect choice for applications where safe and efficient power delivery is paramount. #Module #VoltageRegulator #CurrentLimit #3V3Module #SY6280 #SilergyCorp #PowerManagement #ElectronicsDesign #IoT #EmbeddedSystems

A simple fixed linear voltage regulator board that can provide 3.3V up to 1A output and could operate down to 1V input-to-output differential. #firstpcbFlux

Electronic Fuse Regulator 5.3A 20-WQFN (3x4) The TPS25940LRVCR is a compact eFuse (electronic fuse) power management IC from Texas Instruments designed to provide advanced power-path protection and load management for systems such as SSDs, servers, storage devices, and embedded electronics. It integrates protection features like overcurrent limiting, reverse current blocking, overvoltage protection, and controlled startup sequencing into a single chip. Wide input voltage range: 2.7 V to 18 V Adjustable current limit: 0.6 A to 5.3 A Low ON resistance: 42 mΩ typical True reverse current blocking using back-to-back MOSFETs Programmable output slew rate (dV/dt control) for inrush current management Overvoltage and undervoltage protection Fault and Power-Good outputs for system monitoring Current monitor (IMON) output Low-power DevSleep support for SSD applications Fast reverse voltage shutdown (~1 µs) Operating temperature: −40°C to +125°C junction temperature Available in a compact 20-pin WQFN package Typical Applications PCIe / SATA / SAS SSDs and HDDs Enterprise servers and storage systems RAID controller cards Smart load switches Set-top boxes and gaming systems Backup power and holdup capacitor systems Component Category This component belongs to: Power Management IC (PMIC) More specifically: eFuse / Hot-swap / Load Switch IC Package Information Package type: 20-WQFN (3 mm × 4 mm) Mounting type: Surface Mount (SMD) #commonpartslibrary #integratedcircuit #powermanagement #currentregulation

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 3.3V 1 Output 2A SOT-23-6 Thin, TSOT-23-6 The AP63200/AP63201/AP63203/AP63205 is a 2A, synchronous buck converter with a wide input voltage range of 3.8V to 32V and fully integrates a 125mΩ high-side power MOSFET and a 68mΩ low-side power MOSFET to provide high-efficiency step-down DC/DC conversion. The AP63200/AP63201/AP63203/AP63205 device is easily used by minimizing the external component count due to its adoption of peak current mode control along with its integrated compensation network. The AP63200/AP63201/AP63203/AP63205 has optimized designs for Electromagnetic Interference (EMI) reduction. The converter features Frequency Spread Spectrum (FSS) with a switching frequency jitter of ±6%, which reduces EMI by not allowing emitted energy to stay in any one frequency for a significant period of time. It also has a proprietary gate driver scheme to resist switching node ringing without sacrificing MOSFET turn-on and turn-off times, which further erases highfrequency radiated EMI noise caused by MOSFET switching. The device is available in a low-profile, TSOT26 package. • VIN 3.8V to 32V • 2A Continuous Output Current • 0.8V ±1% Reference Voltage • 22µA Ultralow Quiescent Current • Switching Frequency o 500kHz: AP63200 and AP63201 o 1.1MHz: AP63203 and AP63205 • Pulse Width Modulation (PWM) Regardless of Output Load o AP63201 • Supports Pulse Frequency Modulation (PFM) o AP63200, AP63203, and AP63205 o Up to 80% Efficiency at 1mA Light Load o Up to 88% Efficiency at 5mA Light Load • Fixed Output Voltage o 3.3V: AP63203 o 5.0V: AP63205 • Proprietary Gate Driver Design for Best EMI Reduction • Frequency Spread Spectrum (FSS) to Reduce EMI • Precision Enable Threshold to Adjust UVLO • Protection Circuitry o Overvoltage Protection o Cycle-by-Cycle Peak Current Limit o Thermal Shutdown • 12V and 24V distributed power bus supplies • Flat screen TV sets and monitors • Power tools and laser printers • White goods and small home appliances • FPGA, DSP, and ASIC supplies • Home audios • Network systems • Set top boxes • Gaming consoles • Consumer electronics #commonpartslibrary #integratedcircuit #AP63203WU7 #BuckConverter #DCDCConverter #PowerManagement #VoltageRegulator #SynchronousBuck #EmbeddedSystems #IndustrialElectronics #PowerSupply #DiodesInc #3V3Power #ElectronicsDesign

Current Limit SW 4-IN 4-OUT -10V to 16V 7.3A Power Switch Driver 1:1 N-Channel 20-SOIC #CommonPartsLibrary #IntegratedCircuit #PowerManagement #GateDriver #ITS724

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

Polymeric PTC Resettable Fuse 60V 500 mA Ih Surface Mount 2-SMD 500mA resettable fuse pptc The SMD050F-2 is a surface-mount resettable fuse (PPTC – Polymer Positive Temperature Coefficient) designed to provide overcurrent protection in low-voltage electronic circuits. It operates by increasing its resistance significantly when excessive current flows, thereby limiting current and protecting downstream components. Once the fault condition is removed and the device cools, it automatically resets to its low-resistance state, enabling normal operation without replacement. This component is commonly used in power supply lines, USB ports, battery-powered devices, and general electronic protection applications where space-saving and reliability are important. Key Features Resettable overcurrent protection (self-recovering) Surface-mount package for compact PCB layouts Low resistance in normal operation Fast response to fault conditions Automatic reset after fault removal RoHS compliant and lead-free Electrical Characteristics Hold current: 0.5 A Trip current: 1.0 A (typical) Maximum voltage: 60 V Maximum current: 40 A (fault current rating) Initial resistance: low resistance range suitable for minimal voltage drop Resistance after trip: significantly increased to limit current Thermal Characteristics Operating temperature range: -40°C to +85°C Trip time dependent on applied current and ambient temperature Reset time dependent on cooling conditions Mechanical Characteristics Package type: Surface-mount (SMD) Compact footprint suitable for dense PCB layouts Compatible with standard reflow soldering processes Applications USB and peripheral port protection Power supply and DC line protection Battery pack protection Consumer electronics Industrial control circuits Compliance and Standards RoHS compliant Halogen-free (depending on manufacturer variant) Meets industry standards for resettable fuses #commonpartslibrary #circuitprotection #ptc #fuse

12V 0.4A to 5A Current Limit Switch with 15V Over-Voltage Clamp in TSOT23 Package #ultralibrarian

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

Industrial Grade. 5.5V 2A Low RDSON Load Switch with Programmable Current Limit #ultralibrarian

TPS61088RHLR — Texas Instruments 10-A synchronous boost converter in RHL 20-pin VQFN package with exposed thermal pad. PCB footprint uses 21 pads: 20 perimeter terminals plus the exposed PGND thermal pad. Features 2.7 V to 12 V input, 4.5 V to 12.6 V adjustable output, 200 kHz to 2.2 MHz programmable switching frequency, programmable soft start, adjustable switch peak-current limit, 13.2 V output overvoltage protection, cycle-by-cycle overcurrent protection, and thermal shutdown. #commonpartslibrary #integratedcircuit #powermanagement #voltageregulator

2.7 - 22V 0.7 - 5A Current Limit Switch with Over-Voltage Clamp and Reverse Blocking #ultralibrarian

High Efficiency 1.2MHz 2A Step Up Converter, 2-24V Vin, 28V Vout, 4A current limit, 1.2MHz, SOT23-6 Step-Up Boost DC-DC Regulator Adjustable SOT*23*

Electronic Fuse Regulator 2.5A 6-WSON (2x2) The TPS25200 is a 5-V eFuse with precision current limit and overvoltage clamp. The device provides robust protection for load and source during overvoltage and overcurrent events.

3.8-V to 36-V, 3-A synchronous step-down voltage converter Buck Switching Regulator IC Positive Adjustable 1V 1 Output 3A 12-PowerVFQFN The LMR33630-Q1 automotive-qualified regulator is an easy-to-use, synchronous, step-down DC/DC converter that delivers best-in-class efficiency for rugged applications. The LMR33630-Q1 drives up to 3 A of load current from an input of up to 36 V. The LMR33630-Q1 provides high light load efficiency and output accuracy in a very small solution size. Features such as a power-good flag and precision enable provide both flexible and easy-touse solutions for a wide range of applications. The LMR33630-Q1 automatically folds back frequency at light load to improve efficiency. Integration eliminates most external components and provides a pinout designed for simple PCB layout. Protection features include thermal shutdown, input undervoltage lockout, cycle-by-cycle current limit, and hiccup short-circuit protection. The LMR33630-Q1 is available in a 12-pin 3 mm × 2 mm next generation VQFN package with wettable flanks • AEC-Q100 qualified for automotive applications: – Temperature grade 1: –40°C to +125°C, TA • Functional Safety-Capable – Documentation available to aid functional safety system design • Configured for rugged automotive applications – Input voltage range: 3.8 V to 36 V – Output voltage range: 1 V to 24 V – Output current: 3 A – 75-mΩ/50-mΩ RDS-ON power MOSFETs – Peak-current-mode control – Short minimum on-time of 68 ns – Frequency: 400 kHz, 1.4 MHz, 2.1 MHz – Integrated compensation network • Low EMI and switching noise – HotRod™ package – Parallel input current paths • High power conversion at all loads – Peak efficiency > 95% – Low shutdown quiescent current of 5 µA – Low operating quiescent current of 25 µA #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LMR33630

40-V, 200-mΩ, 1-ch automotive smart high-side switch with adjustable current limit #CommonPartsLibrary #IntegratedCircuit #PowerManagement #load-driver #TPS1H200

Automotive, 60-V, 6-A, 30-mΩ, one-channel smart high-side switch with adjustable current limit TPS1HTC30-Q1 is a single-channel, smart high-side switch, with integrated NMOS power FET and charge pump, designed to meet the requirements of 24-V automotive battery systems. The low RON(30 mΩ) minimizes device power dissipation driving a wide range of output load current up to 6-A DC, and the 60- V DC operating range improves system robustness. The device integrates protection features such as thermal shutdown, output clamp, and current limit. These features improve system robustness during fault events such as short circuit. TPS1HTC30-Q1 implements an adjustable current limiting circuit that improves the reliability of the system by reducing inrush current when driving large capacitive loads and minimizing overload current. The device also provides an accurate load current sense that allows for improved load diagnostics such as overload and open-load detection enabling better predictive maintenance. TPS1HTC30-Q1 is available in a small 14-pin, 4.40- mm × 5.0-mm HTSSOP leaded package with 0.65- mm pin pitch minimizing the PCB footprint. • Single-channel smart high-side power switch for 24-V automotive systems with full diagnostics • Wide operating voltage range: 6 V to 60 V – OVP protection: 66 V • Low RON: 30-mΩ typical, 55-mΩ maximum • Low standby current: < 0.5 µA • Low quiescent current (Iq): < 2 mA • Improve system level reliability through adjustable current limiting – Current limit: 2 A –16 A • Accurate current sensing: ±4% at 1 A • Protection – Overload and short-circuit protection – Integrated inductive discharge clamp – Undervoltage lockout (UVLO) protection – Loss of GND, loss of supply protection – Reverse battery protection with external components • Diagnostics – On and off state output open-load and short-tobattery detection – Overload and short to ground detection – Absolute and relative thermal shutdown detection • Functional Safety-Capable – Documentation available to aid functional safety system design • Operating junction temperature: –40 to 125°C • Input control: 1.8-V, 3.3-V and 5-V logic compatible • Integrated fault sense voltage scaling for ADC protection • Qualifications – AEC-Q100 qualified for automotive applications • Temperature grade 1: –40°C to +125°C, TA • 14-pin thermally-enhanced TSSOP package TPS1HTC30AQPWPRQ1 #CommonPartsLibrary #IntegratedCircuit

Fully Integrated Synchronous 30W Boost Converter with Pass-through Mode and Programmable Switching Current Limit #ultralibrarian

Current Limit Switch and D+/D– ESD Protection for USB Host Port, 0.5A, SOT-23-6