Voltage Regulators
A voltage regulator is an electronic device that maintains a constant output voltage level, regardless of changes in the input voltage or load conditions. These devices are commonly used to provide a stable power supply to electronic circuits, as well as to protect them from voltage spikes and surges. There are several types of voltage regulators, including linear, switching, and pulse width modulation (PWM) regulators, each with its own set of characteristics and applications. Linear regulators, for example, are simple and efficient, but have a relatively low switching speed and can only provide a limited output current. Switching regulators, on the other hand, have higher switching speeds and can provide a higher output current, but are more complex and require additional components. In addition to their use in power supplies and voltage protection, voltage regulators are also used in a wide range of other applications, including motor control, battery charging, and instrumentation. Flux.ai has the world's largest community-driven public library of voltage regulators, with footprints, symbols, datasheets, and simulation models for a wide range of devices. Whether you're a designer, engineer, or hobbyist, you can find the resources you need to get your project up and running quickly and efficiently.
LP2985IM5X-3.3
Linear Voltage Regulator IC Positive Fixed 1 Output 150mA SOT-23-5 The LP2985IM5X-3.3 specification defines the engineering requirements for a low-dropout linear voltage regulator integrated circuit designed to provide a regulated 3.3 V output for precision analog and digital electronic systems. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure stable voltage regulation, low output noise, and long-term operational reliability. The device is intended for use in embedded systems, industrial automation, portable electronics, instrumentation, communication equipment, and battery-powered applications requiring a low-noise and highly stable power supply. Its low dropout voltage, high power supply rejection, and integrated protection features make it suitable for powering microcontrollers, sensors, analog circuitry, and other sensitive electronic devices. Engineering Requirements The low-dropout voltage regulator shall be manufactured using qualified semiconductor fabrication processes and high-quality materials to ensure consistent electrical performance, low quiescent current, and dependable long-term reliability. The device shall maintain stable operation under specified input voltage, output load, temperature, and environmental operating conditions. Electrical characteristics shall provide accurate output voltage regulation, low dropout voltage, excellent line and load regulation, high power supply rejection, and low output noise. The regulator shall maintain stable output performance during startup, shutdown, transient load changes, and supply voltage variations without compromising system operation. The integrated control architecture shall support reliable voltage regulation while incorporating protection mechanisms such as current limiting and thermal shutdown to safeguard both the device and the powered system during abnormal operating conditions. The regulator shall maintain stable performance throughout continuous operation and dynamic load transitions. Thermal performance shall support continuous operation within the specified junction temperature range while maintaining electrical integrity and long-term reliability. The package shall be suitable for automated surface-mount assembly and compatible with standard solder reflow manufacturing processes. Mechanical construction shall withstand thermal cycling, vibration, mechanical handling, and environmental exposure without degradation of electrical or mechanical performance. Workmanship shall be free from defects including contamination, package cracking, bond failures, lead deformation, plating irregularities, or structural inconsistencies that could adversely affect functionality or reliability. Inspection, validation, and testing shall be performed using calibrated equipment and controlled quality procedures to verify compliance with engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process before implementation. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, thermal characterization reports, application guidelines, qualification records, inspection reports, reliability data, material declarations, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #LowDropoutRegulator #LDO #VoltageRegulator #PowerManagement #EmbeddedSystems #IndustrialElectronics #Semiconductor #QualityAssurance #EngineeringDocumentation
0 Uses0 StarsLMR51635YFDDCR
Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3.5A SOT-23-6 Thin, TSOT-23-6 The LMR51635YFDDCR specification defines the engineering requirements for a synchronous step-down DC-DC converter integrated circuit designed for high-efficiency power regulation in embedded and industrial electronic systems. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure stable voltage conversion, efficient power management, and long-term operational reliability. The device is intended for use in industrial automation, telecommunications equipment, consumer electronics, test and measurement instruments, distributed power systems, and embedded applications requiring regulated low-voltage power rails from higher-voltage DC sources. It integrates high-performance switching circuitry to provide efficient voltage conversion while minimizing external component count and overall system power loss. Engineering Requirements The DC-DC converter shall be manufactured using qualified semiconductor fabrication processes and high-quality materials to ensure consistent electrical performance, low power consumption, and reliable long-term operation. The device shall maintain stable functionality under specified input voltage, output load, temperature, and environmental operating conditions. Electrical characteristics shall provide accurate output voltage regulation, high conversion efficiency, low output ripple, and fast transient response during load and input voltage variations. The converter shall maintain stable switching operation while supporting continuous and dynamic power delivery with minimal performance degradation. The integrated control architecture shall ensure reliable startup, controlled shutdown, and stable operation under varying load conditions. Built-in protection mechanisms shall support safe operation during abnormal conditions, including overload, overcurrent, thermal stress, and short-circuit events, thereby enhancing overall system reliability. Thermal performance shall support continuous operation within the specified junction temperature range while maintaining electrical integrity and long-term reliability. The package shall be suitable for automated surface-mount assembly and compatible with standard solder reflow manufacturing processes. Mechanical construction shall withstand thermal cycling, vibration, mechanical handling, and environmental exposure without degradation of electrical or mechanical performance. Workmanship shall be free from defects including contamination, package cracking, bond failures, lead deformation, or structural inconsistencies that could adversely affect device functionality or reliability. Inspection, validation, and testing shall be conducted using calibrated equipment and controlled quality procedures to verify compliance with engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process before implementation. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, application guidelines, thermal characterization reports, qualification records, inspection reports, reliability data, material declarations, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #DCDCConverter #BuckConverter #PowerManagement #PowerElectronics #EmbeddedSystems #IndustrialElectronics #VoltageRegulator #QualityAssurance #EngineeringDocumentation
2 Uses0 StarsLM5148RGYR
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (3.5x5.5) The LM5148RGYR specification defines the engineering requirements for a synchronous buck controller integrated circuit designed for high-efficiency DC-DC power conversion applications. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure reliable voltage regulation, efficient power management, and long-term operational stability in industrial, automotive, telecommunications, and embedded electronic systems. The device is intended for use in high-performance power supply designs requiring wide input voltage capability, precise output voltage regulation, and high-current conversion efficiency. It controls external power MOSFETs to implement synchronous buck converter topologies suitable for distributed power architectures, industrial automation equipment, networking infrastructure, battery-powered systems, and embedded control applications. Engineering Requirements The controller shall be manufactured using qualified semiconductor fabrication processes and high-quality materials to ensure stable switching performance, low power consumption, and reliable long-term operation. The device shall maintain consistent functionality under specified operating voltage, temperature, and environmental conditions. Electrical characteristics shall provide accurate pulse-width modulation control, stable output voltage regulation, fast transient response, and reliable gate drive capability for external synchronous power MOSFETs. The controller shall maintain predictable switching performance during startup, shutdown, overload, and dynamic load conditions while supporting efficient power conversion. The integrated control architecture shall provide robust regulation, protection features, and compensation capability to ensure stable converter operation across varying input voltages and output load conditions. The device shall maintain operational integrity during power sequencing and fault recovery without compromising system reliability. Thermal performance shall support continuous operation within the specified junction temperature range while maintaining electrical performance and reliability. The package shall be suitable for automated surface-mount assembly and compatible with standard solder reflow manufacturing processes. Mechanical construction shall withstand thermal cycling, vibration, mechanical handling, and environmental exposure without degradation of functionality. Workmanship shall be free from defects including contamination, package cracking, bond failures, lead deformation, or structural inconsistencies that could adversely affect electrical or mechanical performance. Inspection, validation, and testing shall be performed using calibrated equipment and controlled quality procedures to verify compliance with engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process before implementation. Documentation Supporting documentation shall include engineering drawings, electrical performance specifications, application guidelines, thermal characterization reports, qualification records, inspection reports, material declarations, reliability data, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before release to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #BuckController #DCDCConverter #PowerManagement #SynchronousBuck #PowerElectronics #EmbeddedSystems #IndustrialElectronics #QualityAssurance #EngineeringDocumentation
1 Uses0 StarsLM5010MHX/NOPB
Buck Switching Regulator IC Positive Adjustable 2.5V 1 Output 1A 14-PowerTSSOP (0.173", 4.40mm Width) The LM5010 step-down switching regulator features all the functions needed to implement a low-cost, efficient, buck bias regulator capable of supplying in excess of 1-A load current. This high-voltage regulator contains an N-Channel Buck Switch, and is available in thermally enhanced 10-pin WSON and 14-pin HTSSOP packages. The hysteretic regulation scheme requires no loop compensation, resulting in fast load transient response, and simplifies circuit implementation. The operating frequency remains constant with line and load variations due to the inverse relationship between the input voltage and the ON-time. The valley current limit detection is set at 1.25 A. Additional features include: VCC undervoltage lockout, thermal shutdown, gate drive undervoltage lockout, and maximum duty cycle limiter Features 1• Input Voltage Range: 8 V to 75 V • Valley Current Limit At 1.25 A • Switching Frequency Can Exceed 1 MHz • Integrated N-Channel Buck Switch • Integrated Start-Up Regulator • No Loop Compensation Required • Ultra-Fast Transient Response • Operating Frequency Remains Constant With Load and Line Variations • Maximum Duty Cycle Limited During Start-Up • Adjustable Output Voltage • Precision 2.5-V Feedback Reference • Thermal Shutdown • Exposed Thermal Pad for Improved Heat Dissipation 2 Applications • High Efficiency Point-of-Load (POL) Regulator • Non-Isolated Telecommunications Buck Regulator • Secondary High Voltage Post Regulator • Automotive Systems #TexasInstruments #LM5010MHXNOPB #BuckRegulator #DCDCConverter #SwitchingRegulator #PowerManagement #HighVoltage #StepDownConverter #IndustrialElectronics #EmbeddedSystems #PowerSupplyDesign #HTSSOP14 #PMIC #ElectronicsDesign #VoltageRegulator
6 Uses0 StarsNCP785AH120T1G
Linear Voltage Regulator IC Positive Fixed 1 Output 10mA SOT-89-3 The NCP785A is a high−performance linear regulator, offering a very wide operating input voltage range of up to 450 V DC, with an output current of up to 10 mA. Ideal for high input voltage applications such as industrial and home metering, home appliances. The NCP785A family offers ±5% initial accuracy, extremely high−power supply rejection ratio and ultra−low quiescent current. The NCP785A is optimized for high−voltage line and load transients, making this part ideal for harsh environment applications. The NCP785A is offered in fixed output voltage options 3.3 V, 5.0 V, 12 V and 15 V. SOT−89 package offers good thermal performance and help to minimize the solution size. Features • Wide Input Voltage Range: DC: Up to 450 V AC: 85 V to 260 V (half−wave rectifier and 2.2 F capacitor) • 10 mA Guaranteed Output Current • Ultra Low Quiescent Current: Typ. 10 A (VOUT ≤ 5 V) • ±5% Accuracy Over Full Load, Line and Temperature Variations • Ultra−high PSRR: 70 dB at 60 Hz, 90 dB at 100 kHz • Stable with Ceramic Output Capacitor 22 F MLCC • Thermal Shutdown and Current Limit Protection • Available in Thermally Enhanced SOT89−3 Package • This is a Pb−Free Device Typical Applications • Industrial Applications, Home Appliances • Home Metering / Network Application • Off−line Power Supplies #NCP785AH120T1G #onsemi #LDO #VoltageRegulator #PowerManagement #HighVoltage #IndustrialElectronics #SmartMeter #HomeAutomation #SOT89 #LowPowerDesign #ElectronicsDesign
0 Uses0 StarsXAL1010-103MED
10 µH Shielded Molded Inductor 15.5 A 14.75mOhm Max Nonstandard The XAL1010-103MED specification defines the engineering requirements for a shielded power inductor designed for high-efficiency energy storage and power conversion applications. This specification establishes the functional, electrical, mechanical, thermal, environmental, and quality requirements necessary to ensure stable inductance characteristics, efficient current handling, and long-term operational reliability in power electronic systems. The component is intended for use in DC-DC converters, voltage regulators, power management circuits, industrial control equipment, automotive electronics, and embedded systems requiring compact, high-current inductive components. The magnetically shielded construction minimizes electromagnetic interference while supporting efficient energy transfer and stable performance in high-frequency switching applications. Engineering Requirements The power inductor shall be manufactured using high-quality magnetic core materials and precision-wound conductors to ensure consistent inductance, low core losses, and reliable current-carrying capability. The construction shall maintain stable electrical performance under specified operating voltage, current, frequency, and temperature conditions. Electrical characteristics shall provide accurate inductance values, low direct current resistance, high saturation current capability, and low electromagnetic emissions. The component shall maintain stable performance during continuous operation, transient loading, and thermal cycling without significant degradation of inductance or efficiency. Thermal performance shall support effective heat dissipation and continuous operation within the specified temperature range while maintaining structural integrity and electrical characteristics. The shielded construction shall minimize magnetic field leakage and improve electromagnetic compatibility within densely populated electronic assemblies. Mechanical construction shall be suitable for surface-mount assembly and compatible with automated manufacturing processes. The component shall withstand solder reflow, vibration, mechanical shock, and handling without deformation or degradation of electrical performance. Workmanship shall be free from defects including cracks, contamination, core damage, winding irregularities, or structural inconsistencies. Inspection, validation, and testing shall be conducted using calibrated equipment and controlled quality procedures to verify compliance with all applicable engineering and manufacturing requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approval through the established engineering change control process. Documentation Supporting documentation shall include engineering drawings, electrical specifications, magnetic characterization data, thermal performance reports, qualification records, inspection reports, material declarations, and revision-controlled manufacturing documentation. All documentation shall be maintained under formal configuration management and quality assurance systems to ensure complete product traceability. Revision Control Any modification to this specification shall be managed through the formal engineering change management process. All revisions shall undergo technical review, validation, and approval before implementation to ensure continued compliance with design intent and applicable engineering standards. #EngineeringSpecification #PowerInductor #ShieldedInductor #PowerElectronics #DCDCConverter #PowerManagement #Magnetics #IndustrialElectronics #QualityAssurance #EngineeringDocumentation #CommonPartsLibrary #Inductor #XAL1010
0 Uses0 StarsPCM5102AQPWRQ1
Audio D/A Converter ICs 2VRMS DirectPath Aud io Stereo DAC 20-TSSOP The PCM5102AQPWRQ1 specification defines the engineering requirements for an automotive-grade digital-to-analog audio converter integrated circuit intended for high-performance digital audio applications. The specification establishes the functional, electrical, mechanical, thermal, and quality requirements necessary to ensure reliable conversion of digital audio signals into high-fidelity analog outputs. It serves as the governing technical reference for component selection, system integration, manufacturing, verification, and quality assurance throughout the product lifecycle. The device is designed to provide high-resolution audio performance with low distortion, low noise, and stable operation under automotive environmental conditions. It is suitable for use in infotainment systems, digital audio processing equipment, communication systems, and other embedded electronic applications requiring reliable digital-to-analog signal conversion. Engineering Requirements The component shall be manufactured using qualified semiconductor fabrication processes and approved materials to ensure consistent electrical performance, mechanical integrity, and long-term reliability. The device shall comply with applicable automotive qualification requirements and maintain stable operation within its specified voltage, temperature, and environmental operating ranges. Electrical performance shall meet the specified requirements for signal integrity, dynamic range, total harmonic distortion, noise performance, and output accuracy. The package shall be compatible with standard surface-mount assembly processes and shall withstand soldering and handling conditions without degradation. Workmanship shall be free from physical defects, contamination, package damage, or manufacturing irregularities that could affect functionality or reliability. Inspection, testing, and validation shall be performed using calibrated equipment and controlled procedures to verify compliance with all applicable engineering and quality requirements. Any deviation from this specification shall require formal engineering evaluation, documented technical justification, and approved change authorization prior to implementation. Documentation Supporting documentation shall include engineering drawings, electrical specifications, qualification reports, material declarations, inspection records, manufacturing documentation, and revision-controlled technical files. All documentation shall be maintained in accordance with established engineering configuration management and quality control procedures. Revision Control Changes to this specification shall be managed through the formal engineering change control process. All revisions shall undergo technical review, validation, and approval to ensure continued compliance with design intent, automotive quality standards, and applicable regulatory requirements. #EngineeringSpecification #AutomotiveElectronics #DigitalToAnalogConverter #AudioEngineering #EmbeddedSystems #QualityAssurance #Semiconductor #EngineeringDocumentation #Compliance #CommonPartsLibrary #IntegratedCircuit #Data-Acquisition #ADCs #DACs #PCM5102
2 Uses0 StarsXFL4020-152MEC
1.5µH Shielded Molded Inductor 9.1A 15.8mOhm Max 1616 (4040 Metric) The XFL4020-152MEC is a metal-composite core, shielded surface-mount power inductor with an inductance value of 1.5 µH and a current rating of 9.1 A. Its low DCR of 15.8 mΩ maximum helps reduce conduction losses, making it suitable for efficient power conversion designs. The component is rated for automotive-grade reliability (AEC-Q200) and operates over a wide temperature range of -40°C to +125°C. Key Features Inductance: 1.5 µH Tolerance: ±20% Maximum Current Rating: 9.1 A Saturation Current (Isat): Approximately 4.6 A Low DC Resistance (DCR): 15.8 mΩ max Shielded molded construction for reduced EMI radiation Metal composite core for high efficiency and compact size Surface-mount package: 1616 / 4040 metric Dimensions: approximately 4.0 mm × 4.0 mm × 2.1 mm Self-resonant frequency: 59 MHz AEC-Q200 qualified for automotive applications Operating temperature: -40°C to +125°C Typical Applications DC/DC switching converters Power supply filtering Voltage regulator modules (VRM) Battery-powered devices Automotive power electronics Embedded power management systems Hashtags #Coilcraft #XFL4020 #PowerInductor #ShieldedInductor #SMTInductor #DC_DCConverter #PowerElectronics #AutomotiveElectronics #AECQ200 #PCBDesign #ElectronicComponents #commonpartslibrary #inductor
26 Uses0 StarsMIC5209-1.8YM
Linear Voltage Regulators (LDO) MIC5209-1.8YM SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL LCSC Part Number: C150786 Microchip MIC5209 – 500 mA low-noise Low Dropout (LDO) linear voltage regulator designed for battery-powered and noise-sensitive applications. Supports input voltages from 1.8 V to 15 V and provides highly accurate regulated output with low dropout voltage and excellent line/load regulation. Features current limiting, thermal shutdown, reverse-battery protection, low quiescent current, and stable operation with minimal external components. Available in fixed and adjustable output versions for portable electronics, embedded systems, RF circuits, sensors, and post-regulation of switching power supplies. Search Keywords: MIC5209, Microchip MIC5209, LDO Regulator, Low Noise LDO, 500mA Voltage Regulator, Linear Regulator, Low Dropout Regulator, Adjustable LDO, Fixed Output LDO, Battery Powered Regulator, Power Management IC, Embedded Power Supply, Analog Power IC, Post Regulator, Low Quiescent Current Regulator, Reverse Battery Protection, Thermal Shutdown Regulator, 3.3V Regulator, 5V Regulator, Precision Voltage Regulator Hashtags: #MIC5209 #Microchip #LDO #LDORegulator #VoltageRegulator #LinearRegulator #LowNoiseLDO #PowerManagement #PowerSupply #AnalogIC #EmbeddedSystems #BatteryPowered #LowDropoutRegulator #PowerElectronics #ElectronicsDesign #PCBDesign #HardwareDesign #IndustrialElectronics #IoTDevices #VoltageRegulation
1 Uses0 Stars
