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.
RP2040
133MHz LQFN-56(7x7) Microcontrollers (MCU/MPU/SOC) ROHS RP2040 The RP2040 is a high-performance, low-cost 32-bit microcontroller developed by Raspberry Pi Ltd.. It features dual ARM Cortex-M0+ processor cores, flexible digital interfaces, and a unique Programmable I/O (PIO) subsystem that enables custom hardware protocols and timing-critical applications. The device is widely used in embedded systems, IoT devices, robotics, industrial control, consumer electronics, and educational projects. Key Features Dual ARM Cortex-M0+ CPU cores operating up to 133 MHz (up to 200 MHz under specific conditions) 264 KB on-chip SRAM organized in six independent memory banks External QSPI Flash interface with Execute-In-Place (XIP) support and up to 16 MB Flash memory capability 30 multifunction GPIO pins with extensive peripheral multiplexing 2 × UART interfaces 2 × SPI controllers 2 × I²C controllers 16 PWM channels for motor control and signal generation USB 1.1 Host and Device support with integrated PHY 12-bit ADC with four external analog inputs and internal temperature sensor, up to 500 ksps sampling rate 12-channel DMA controller for efficient data transfers Programmable I/O (PIO) subsystem with 8 state machines for implementing custom communication interfaces and precise timing applications Integrated PLLs and programmable LDO regulator for clock and power management Operating voltage range: 1.8 V to 3.3 V Available in a compact 7 mm × 7 mm QFN-56 package Typical Applications IoT and connected devices Industrial automation Robotics and motor control Human-machine interfaces (HMI) Consumer electronics USB peripherals Sensor data acquisition systems Educational and maker projects Custom communication protocol implementations using PIO #CommonPartsLibrary #IntegratedCircuit #Microcontroller
160 Uses0 StarsTPS54531DDA
The TPS54531DDA is a high-efficiency step-down switching regulator designed for converting higher input voltages into regulated lower output voltages. It integrates a power MOSFET, control circuitry, and protection features into a compact package, enabling simplified power supply design for a wide range of industrial, consumer, communication, and embedded applications. The device utilizes current-mode control architecture to provide fast transient response, stable operation, and straightforward loop compensation. It supports a wide input voltage range and delivers efficient power conversion while minimizing external component count. Built-in protection mechanisms enhance system reliability by safeguarding against fault conditions such as overcurrent, undervoltage, and thermal overload. The TPS54531DDA is commonly used in distributed power systems, industrial controllers, networking equipment, telecommunications hardware, battery-powered devices, and embedded computing platforms requiring efficient voltage regulation. Features Integrated high-side power MOSFET High-efficiency buck regulator architecture Wide input voltage operating range Current-mode control operation Adjustable output voltage capability Fast transient response performance Internal soft-start functionality Cycle-by-cycle current limiting protection Thermal shutdown protection Undervoltage lockout protection Frequency compensation support Low standby current operation Compact surface-mount package Suitable for industrial temperature environments Electrical Characteristics Step-down DC/DC conversion topology Fixed switching frequency operation Adjustable output regulation High conversion efficiency across load conditions Stable operation with ceramic output capacitors Integrated power switch architecture Low output voltage ripple performance High load regulation accuracy Applications Industrial automation systems Embedded processors and microcontrollers Communication equipment Networking hardware Distributed power architectures Point-of-load regulators Consumer electronic products Measurement and instrumentation equipment Battery-powered systems Digital control platforms Package Information Package Type: SO PowerPAD package Surface-mount assembly compatible Thermally enhanced package construction Optimized for automated PCB manufacturing Compact footprint for space-constrained designs #commonpartslibrary #integratedcircuit #powermanagement #powersupply #buckconverter #dcdcconverter #switchingregulator #voltageregulator #embeddedsystems #industrialelectronics #powerelectronics #texasinstruments #energyefficiency #electronicsdesign #powersupplycontroller
38 Uses0 StarsINA226AQDGSRQ1
Current Monitor Regulator High/Low-Side 10mA 10-VSSOP The INA226-Q1 is a current shunt and power monitor with an I2C™- or SMBUS-compatible interface. The device monitors both a shunt voltage drop and bus supply voltage. Programmable calibration value, conversion times, and averaging, combined with an internal multiplier, enable direct readouts of current in amperes and power in watts. The INA226-Q1 senses current on common-mode bus voltages that can vary from 0V to 36V, independent of the supply voltage. The device operates from a single 2.7V to 5.5V supply, drawing a typical of 330μA of supply current. The device is specified over the operating temperature range between –40°C and 125°C and features up to 16 programmable addresses on the I2C-compatible interface • AEC-Q100 qualified with the following results: – Device temperature grade 1: –40°C to 125°C – Device HBM ESD classification 2 – Device CDM ESD classification C4B • Functional Safety-Capable – Documentation available to aid functional safety system design • Senses bus voltages from 0V to 36V • High-side or low-side sensing • Reports current, voltage, and power • High accuracy: – Gain error: 0.1% (maximum) – Offset: 10μV (maximum) • Configurable averaging options • 16 programmable addresses • Operates from 2.7V to 5.5V power supply • 10-pin DGS (VSSOP) package #CommonPartsLibrary #IntegratedCircuit #PowerManagement
117 Uses0 StarsB0505S-1WR3
The B0505S-1WR3 is a compact isolated DC-DC power converter module designed to provide regulated power conversion while maintaining galvanic isolation between input and output circuits. The module incorporates high-frequency switching technology and transformer isolation to deliver stable power with reduced noise coupling and improved system safety. It is widely used in industrial control systems, communication equipment, instrumentation, data acquisition devices, medical electronics, and embedded applications where isolated power rails are required to eliminate ground loops and enhance signal integrity. Engineering Specification Device Type Isolated DC-DC Converter Module Power Conversion Topology Transformer-Isolated Switching Regulator Input Configuration Single DC Input Output Configuration Single Isolated DC Output Isolation Method Internal High-Frequency Transformer Isolation Regulation Characteristics Regulated Output Voltage High Conversion Efficiency Low Output Ripple and Noise Electrical Features Galvanic Isolation Between Input and Output Enhanced Noise Immunity Stable Load Regulation Reliable Power Transfer Performance Protection Characteristics Short-Circuit Resistant Design Input-to-Output Isolation Protection Thermal Reliability Enhancement Package Style Single In-Line Through-Hole Package Mounting Type Through-Hole Mounting Environmental Characteristics Industrial-Grade Reliability Long Operational Lifetime High Resistance to Electrical Interference Suitable for Harsh Operating Environments Applications Industrial Automation Equipment Data Acquisition Systems Sensor Signal Conditioning Communication Interfaces Medical Electronics Embedded Control Systems Power Supply Isolation Instrumentation Equipment Process Control Devices Microcontroller-Based Systems Features Compact Integrated Module Isolated Power Distribution High Reliability Design Low Electromagnetic Interference Simple Circuit Integration Efficient Power Conversion Stable Output Performance Wide Application Compatibility RoHS Compliant Construction Manufacturer MORNSUN #commonpartslibrary #powermodule #dcdcconverter #isolatedpower #galvanicisolation #powermanagement #powersupply #powerelectronics #industrialelectronics #instrumentation #communications #embeddedsystems #medicalelectronics #throughhole #electroniccomponents
151 Uses0 StarsTPS25940LRVCR
Electronic Fuse Regulator 5.3A 20-WQFN (3x4) The TPS25940 is a compact, feature-rich eFuse (electronic fuse) power switch from Texas Instruments designed to provide advanced power-path protection and management for SSDs, storage systems, servers, telecom equipment, and other DC-powered applications. It integrates back-to-back MOSFETs for true reverse-current blocking, programmable current limiting, overvoltage/undervoltage protection, and controlled output slew-rate management in a small 20-pin WQFN package. Key Features Wide operating voltage range: 2.7 V to 18 V (20 V maximum input) Low 42 mΩ typical on-resistance (RDS(on)) Adjustable current limit from 0.6 A to 5.3 A True reverse-current blocking using integrated back-to-back FETs Fast reverse-voltage shutdown response of 1 µs Programmable output ramp-up (dV/dt control) for inrush-current management Programmable overvoltage (OVP) and undervoltage (UVP) protection thresholds Integrated IMON analog current-monitor output PGOOD and FLT status outputs for system monitoring Low-power DevSleep™ mode for SATA SSD applications Typical operating quiescent current of 200 µA Typical disabled current of 15 µA Operating junction temperature range from −40°C to +125°C UL 2367 recognized and designed for fault-safe operation under single-point failure conditions. Typical Applications PCIe, SATA, and SAS SSD/HDD storage devices Enterprise servers and storage systems RAID controller cards with holdup-power management Telecom switches and routers Set-top boxes, DTVs, and gaming consoles Adapter-powered equipment General-purpose smart load-switch and power-protection circuits. Package Information Package: 20-pin WQFN (RVC) Temperature range: −40°C to +85°C ambient operation Tape-and-reel packaging for automated assembly. #CommonPartsLibrary #IntegratedCircuit # TPS25940
159 Uses0 StarsTPS63020DSJT
Buck-Boost Switching Regulator IC Positive Adjustable 1.2V 1 Output 3.5A (Switch) 14-VFDFN Exposed Pad The TPS63020DSJT is a high-efficiency synchronous buck-boost DC-to-DC converter manufactured by Texas Instruments. This integrated power management device is designed to provide a stable regulated output voltage from input power sources that may vary above or below the desired output level. The converter automatically transitions between buck and boost operating modes to maintain efficient and continuous voltage regulation across a wide input range. The device integrates low-resistance power MOSFETs, advanced control circuitry, and high-efficiency switching architecture to minimize power loss and optimize battery utilization in portable electronic systems. It is widely used in battery-powered applications, embedded systems, wireless communication devices, portable instrumentation, industrial electronics, and USB-powered hardware requiring compact and reliable voltage regulation. The TPS63020DSJT is optimized for systems powered by single-cell lithium-ion, lithium-polymer, or multi-cell alkaline battery configurations. Its compact package and integrated functionality reduce external component count and simplify PCB layout while delivering high power conversion efficiency and low quiescent current performance. Engineering Specification Device Type Synchronous buck-boost DC-to-DC converter Power Conversion Topology Automatic buck and boost regulation architecture Input Characteristics Supports input voltages above or below regulated output voltage Output Characteristics Stable regulated DC voltage output Switching Technology Integrated synchronous MOSFET switching architecture Efficiency Characteristics High-efficiency power conversion for battery-powered systems Control Features Automatic operating mode transition and load regulation Power Consumption Low quiescent current operation for portable electronics Thermal Characteristics Integrated thermal management and protection features Protection Features Overcurrent protection Thermal shutdown Undervoltage lockout Short-circuit protection Package Type WSON surface-mount package Mounting Style Surface mount technology Applications Portable electronics Battery-powered systems Embedded hardware Wireless communication devices USB-powered electronics Industrial control systems Portable instrumentation IoT devices Consumer electronics Power management systems Manufacturer Texas Instruments #commonpartslibrary #buckboostconverter #dcdcconverter #powermanagement #texasinstruments #powerelectronics #powersupply #embeddedhardware #portableelectronics #batterypowered #surfaceountcomponents #electronicsdesign #voltageregulator #iothardware #industrialelectronics
158 Uses0 StarsTPS63070RNMT
Buck-Boost Switching Regulator IC Positive Adjustable 2.5V 1 Output 2A 15-PowerVFQFN The TPS63070RNMT is a high-efficiency buck-boost DC-to-DC converter manufactured by Texas Instruments. This power management integrated circuit is designed to provide a stable regulated output voltage from input sources that may be above, below, or equal to the desired output voltage. The device automatically transitions between buck and boost operating modes to maintain efficient and continuous power delivery across varying supply conditions. The converter integrates low-resistance power MOSFETs and advanced control circuitry to achieve high conversion efficiency, low quiescent current, and compact implementation. It is widely used in battery-powered systems, portable electronics, embedded devices, industrial control systems, wireless communication equipment, and USB-powered applications requiring stable voltage regulation from fluctuating power sources. The TPS63070RNMT is optimized for applications demanding high power density, extended battery life, and reliable operation under dynamic load conditions. Its compact package and integrated functionality reduce external component count and simplify PCB design for modern power management architectures. Engineering Specification Device Type Synchronous buck-boost DC-to-DC converter Power Topology Automatic buck and boost mode operation Input Voltage Characteristics Supports input voltages above, below, or equal to output voltage Output Characteristics Regulated fixed or adjustable DC voltage output Switching Technology Integrated synchronous power MOSFET architecture Efficiency Characteristics High-efficiency power conversion across wide operating conditions Control Architecture Advanced PWM/PFM power regulation control Current Capability Designed for medium-to-high current portable power applications Quiescent Current Low standby current for battery-powered operation Thermal Characteristics Integrated thermal protection and efficient heat management Protection Features Overcurrent protection Thermal shutdown Undervoltage lockout Short-circuit protection Package Type VQFN surface-mount package Mounting Style Surface mount technology Applications Battery-powered electronics Portable devices USB-powered systems Industrial automation Embedded systems Wireless communication equipment IoT devices Portable instrumentation Power banks Single-cell battery applications Manufacturer Texas Instruments #commonpartslibrary #powermanagement #buckboostconverter #dcdcconverter #texasinstruments #powerelectronics #powersupply #embeddedhardware #portableelectronics #batterymanagement #surfaceountcomponents #electronicsdesign #voltageregulator #industrialelectronics #usbpower
142 Uses0 StarsTPS562201DDCT
Buck Switching Regulator IC Positive Adjustable 0.768V 1 Output 2A SOT-23-6 Thin, TSOT-23-6 TPS562201DDCT is a synchronous step-down DC-DC buck converter from Texas Instruments designed for compact and high-efficiency power management applications. The device integrates high-side and low-side MOSFETs to provide efficient voltage conversion with reduced external component requirements, making it suitable for embedded systems, consumer electronics, industrial control modules, and battery-powered devices. This regulator supports wide input voltage operation and delivers stable output regulation with fast transient response and low standby current. Its fixed-frequency switching architecture helps simplify EMI filtering and power supply design while maintaining high conversion efficiency across varying load conditions. The integrated protection features include thermal shutdown, overcurrent protection, undervoltage lockout, and soft-start functionality to enhance overall system reliability. The TPS562201DDCT is packaged in a compact surface-mount form factor optimized for space-constrained PCB layouts and supports the use of ceramic capacitors for low-noise and stable operation. It is widely used in distributed power systems, IoT hardware, communication equipment, and portable embedded electronics requiring reliable low-voltage power rails. #commonpartslibrary #powermanagement #buckconverter #dcdcconverter #texasinstruments #powersupply #embeddedhardware #lowpowerdesign #industrialelectronics #portableelectronics
67 Uses0 StarsTPS62133RGTT
Buck Switching Regulator IC Positive Fixed 5V 1 Output 3A 16-VFQFN Exposed Pad TPS62133RGTT is a synchronous step-down DC-DC buck converter from Texas Instruments designed for high-efficiency power regulation in compact embedded and battery-powered applications. It integrates high-side and low-side MOSFETs and operates with a fixed switching frequency optimized for low EMI and minimal external component count. The device supports wide input voltage operation and delivers stable regulated output voltage with excellent transient response and high conversion efficiency across varying load conditions. This regulator is commonly used in portable electronics, industrial controllers, wireless communication modules, sensor systems, and low-power embedded designs where compact PCB footprint and efficient power conversion are critical. The integrated soft-start, thermal shutdown, overcurrent protection, and power-good monitoring features improve system reliability and simplify power supply implementation. The TPS62133RGTT is housed in a compact QFN package suitable for space-constrained designs and supports operation with ceramic input and output capacitors for improved stability and reduced BOM size. #commonpartslibrary #powermanagement #buckconverter #dcdcconverter #texasinstruments #powersupply #embeddedhardware #lowpowerdesign #industrialelectronics #portableelectronics
70 Uses0 StarsMAX77961BEFV12+
- Voltage Regulator IC 1 Output 30-FC2QFN (4x4) The MAX77960B/MAX77961B are high-performance wide-input 3A (MAX77960B)/6A (MAX77961B) buckboost chargers with Smart Power Selector™ and operate as a reverse buck converter without an additional inductor, allowing the ICs to power USB on-the-go (OTG) accessories. The devices integrate low-loss power switches and provide high efficiency, low heat, and fast battery charging in a small solution size. The reverse buck has true load disconnect and is protected by an adjustable output current limit. The devices are highly flexible and programmable through I2C configuration or autonomously through resistor configuration. The battery charger includes the Smart Power Selector to accommodate a wide range of battery sizes and system loads. The Smart Power Selector allows the system to start up smoothly when an input source is available even when the battery is deeply discharged (dead battery) or missing. For battery safety/authentication reasons, the ICs can be configured to keep charging disabled, and allow the DC-DC to switch and regulate the SYS voltage. The system processor can later enable charging using I2C commands as appropriate. Alternatively, the ICs can be configured to automatically start charging. #CommonPartsLibrary #IntegratedCircuit #PowerManagement #MAX77961
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