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.
LMR33630BDDAR
Buck Switching Regulator IC Positive Adjustable 1V 1 Output 3A 8-PowerSOIC (0.154", 3.90mm Width) LMR33630BDDAR – Synchronous step-down (buck) DC-DC converter delivering 1 A output with ultra-low quiescent current. Features adjustable output voltage with integrated MOSFETs, optimized for high-efficiency power conversion from a higher supply voltage to 3.3 V. Ideal for battery-powered and portable electronics, IoT devices, and microcontroller power supplies where low standby current extends battery life. Provides reliable voltage regulation with fast transient response in compact surface-mount packaging. #SynchronousBuck #DCDCConverter #LowIQ #3V3Output #1ARegulator #PowerManagement #EmbeddedElectronics #BatteryEfficient
1.4k Uses0 StarsHT7333
Linear Voltage Regulators (LDO) HT7333 SOT-23-3_L2.9-W1.6-P1.90-LS2.8-BR LCSC Part Number: C2684634 UMW HT73XX-A series positive LDO linear voltage regulator, low dropout and high-precision CMOS regulator, fixed output voltage options including up to 12V, ±3% output voltage accuracy, ultra-low 3µA typical quiescent current, low output voltage temperature drift of 50ppm/°C, high input withstand voltage up to 12V, suitable for battery-powered devices, toys, portable medical instruments, communication equipment and mobile phone power supplies, available in TO-92, SOT-89-3 and SOT-23-3 packages. Search Keywords: HT73XX-A, UMW HT73XX-A, HT73XX LDO, HT73XX regulator, HT7333-A, HT7350-A, HT7133 replacement, low quiescent current LDO, 3uA LDO regulator, CMOS LDO regulator, 12V input LDO, SOT-23-3 LDO, SOT-89-3 LDO, TO-92 LDO, fixed output voltage regulator Hashtags: #HT73XXA #UMWHT73XXA #UMWRegulator #LDORegulator #LinearRegulator #CMOSLDO #LowIqLDO #3uALDO #FixedVoltageRegulator #SOT233 #SOT893 #TO92
23 Uses0 StarsTPS3823A-33DBVR
Monitors & Reset Circuits TPS3823A-33DBVR SOT-23-5_L2.9-W1.6-P0.95-LS2.8-BL LCSC Part Number: C702191 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments TPS54xx/TPS545x/TPS546x synchronous step-down DC/DC converter family, wide input voltage buck regulator with integrated MOSFETs, adjustable output voltage, high efficiency operation, power-good indication, enable control, overcurrent and thermal protection, suitable for industrial power supplies, embedded systems, point-of-load regulation and general DC/DC conversion applications.
38 Uses0 StarsTPS61023DRLT
DC-DC Converters TPS61023DRLT SOT-563-6_L1.6-W1.2-P0.5-LS1.6-BR LCSC Part Number: C1852149 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments TPS61023 synchronous boost converter, ultra-low input voltage step-up DC/DC regulator with 0.5V to 5.5V input range, designed for battery and supercapacitor-powered applications. Features 3.7A switching current limit, adjustable output voltage from 2.2V to 5.5V, up to 94% efficiency, automatic PFM/PWM operation, pass-through mode, true load disconnect during shutdown, output overvoltage, short-circuit and thermal protection. Packaged in SOT563-6 (1.2mm × 1.6mm), suitable for portable electronics, backup power supplies, IoT devices and energy harvesting applications. Search Keywords: TPS61023, TPS61023DRLR, Texas Instruments TPS61023, synchronous boost converter, ultra low input voltage boost converter, 0.5V boost converter, 3.7A boost regulator, DC DC step up converter, supercapacitor boost converter, battery powered boost converter, SOT563 boost converter, energy harvesting power supply, low voltage startup boost converter Hashtags: #TPS61023 #TPS61023DRLR #TexasInstruments #BoostConverter #DCDCConverter #StepUpConverter #SynchronousBoost #PowerManagementIC #EnergyHarvesting #Supercapacitor #BatteryPowered #LowVoltageBoost #SOT563 #PMIC #PortableElectronics
34 Uses0 StarsLM7912T
Linear Voltage Regulators (LDO) LM7912T TO-220-3_L9.9-W4.5-P2.54-L LCSC Part Number: C2926382 JLCPCB Part Class: Extended Part Manufactured by HGSEMI(华冠) LM79xx 3-terminal fixed negative voltage linear regulator, up to 1.5A output current, fixed negative output voltage options such as -5V and -12V, internal thermal overload protection, internal short-circuit current limiting and safe-area compensation, designed to complement LM78xx positive regulators, suitable for onboard regulation, noise reduction and split-rail power supply applications, TO-220-3 package. Search Keywords: LM79xx, LM7905, LM7912, LM79xx negative voltage regulator, LM7905 negative regulator, LM7912 negative regulator, 3 terminal negative voltage regulator, -5V regulator, -12V regulator, 1.5A negative regulator, fixed negative linear regulator, TO-220 negative regulator, LM79xx TO-220, LM7905 datasheet, LM7912 datasheet Hashtags: #LM79xx #LM7905 #LM7912 #NegativeVoltageRegulator #NegativeLinearRegulator #FixedVoltageRegulator #3TerminalRegulator #Minus5VRegulator #Minus12VRegulator #15ARegulator #TO2203 #LinearRegulator
19 Uses0 StarsAMS1117-3.3RG
The AMS1117-3.3RG is a fixed-output, low-dropout (LDO) linear voltage regulator that provides a regulated 3.3 V output from a higher input voltage. It is capable of delivering up to 1 A output current and is commonly used in microcontroller, communication, and embedded-system power supplies where a stable 3.3 V rail is required. The device includes built-in protection features such as current limiting and thermal shutdown for improved reliability. Key Features Fixed 3.3 V output voltage Supports up to 1 A output current Low dropout voltage, typically around 1.2 V and up to 1.3 V at 1 A load Input voltage capability up to 12 V (some manufacturer variants specify higher absolute maximum ratings) Good line and load regulation Built-in current limiting protection Built-in thermal shutdown protection Available in SOT-223 surface-mount package Suitable for post-regulation of switching power supplies and general 3.3 V power conversion applications Typical Applications ESP32, STM32, and other microcontroller-based systems Embedded and IoT devices Communication modules LCD monitors and display circuits Battery-powered equipment Post-regulation for DC/DC converters Motherboards and expansion cards #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LDO
139 Uses0 StarsLAN8720A-CP-TR-ABC
Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support LAN8720A-CP-TR-ABC is a low-power, single-port 10BASE-T/100BASE-TX Ethernet Physical Layer (PHY) transceiver from Microchip Technology. It is designed to connect a microcontroller, processor, or Ethernet MAC to a standard Ethernet network through an RMII (Reduced Media Independent Interface). The device is widely used in embedded networking applications such as industrial controllers, IoT gateways, IP cameras, networked printers, routers, and ESP32-based Ethernet designs. Key Features Single-chip 10/100 Mbps Ethernet PHY Supports both 10BASE-T and 100BASE-TX Ethernet operation. RMII Interface Reduced pin-count interface for easy connection to Ethernet MACs and microcontrollers. IEEE 802.3 / 802.3u Compliant Fully compliant with Fast Ethernet standards. HP Auto-MDIX Support Automatically detects and configures straight-through or crossover Ethernet cables. Auto-Negotiation Automatically selects the best available speed and duplex mode. Flexible I/O Voltage Supports LVCMOS I/O voltages from 1.6 V to 3.6 V, simplifying interfacing with different processors. Integrated 1.2 V Regulator Allows operation from a single 3.3 V supply, reducing external components. Low-Power Architecture Features multiple power-saving modes through Microchip's flexPWR® technology. Built-in Diagnostics and Reliability Features Loopback modes, automatic polarity correction, link-status monitoring, and wake-up detection. Compact Package Available in a 24-pin SQFN/QFN (4 mm × 4 mm) package for space-constrained designs #CommonPartsLibrary #IntegratedCircuit
104 Uses0 StarsAMS1117-3.3S
Linear Voltage Regulators (LDO) AMS1117-3.3S SOT-223-4_L6.5-W3.5-P2.30-LS7.0-BL LCSC Part Number: C2842296 JLCPCB Part Class: Extended Part Manufactured by KEXIN(科信) The AMS1117 is a positive low voltage dropout regulator; typical voltage dropout is only 1.2V at 1A. AMS1117 provides two versions: fixed and adjustable versions. VOUT has a tolerance of less than 1.5% for fixed versions 1.2V 1.5V, 1.8V, 2.5V, 3.3V, 5.0V and adjustable version or 2% output accuracy for fixed version 1.2V. The AMS1117 offers some key features include thermal shutdown and current limiting. It is suitable for all electronic products.
58 Uses0 StarsBQ25120AYFPT
Battery Management ICs BQ25120AYFPT DSBGA-25_L2.6-W2.5-R5-C5-P0.40-BL LCSC Part Number: C2861317 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments bq25120A highly integrated low-Iq battery charge management IC for wearables and IoT devices, supports up to 300mA battery charge current, configurable 300mA buck regulator with 1.8V default output, configurable load switch or 100mA LDO output, power path management, battery voltage regulation from 3.6V to 4.65V in 10mV steps, configurable termination current down to 500µA, simple voltage-based battery monitor, push-button wake-up and reset, I2C control interface, 3.4V to 5.5V input voltage range, low quiescent current, suitable for smart watches, fitness accessories, medical wearables and rechargeable toys, 25-ball DSBGA 2.5 x 2.5mm package. Search Keywords: bq25120A, Texas Instruments bq25120A, TI bq25120A, BQ25120A battery charger, bq25120A PMIC, bq25120A wearable charger, bq25120A IoT charger, low Iq battery charger IC, integrated battery charge management IC, 300mA battery charger, power path battery charger, I2C battery charger, bq25120A buck regulator, bq25120A LDO, bq25120A DSBGA-25, bq25120A 2.5x2.5mm, bq25120A datasheet Hashtags: #bq25120A #BQ25120A #TexasInstrumentsBQ25120A #TIBatteryCharger #BatteryChargerIC #BatteryChargeManagement #WearablePMIC #IoTPMIC #LowIqCharger #PowerPathManagement #300mACharger #BuckRegulatorPMIC #I2CCharger #LiIonCharger #WearableCharger #DSBGA25 #25BallDSBGA
36 Uses0 Stars