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.
LM5013-Q1
6-V to 100-V input, 3.5-A non-synchronous buck DC/DC converter with ultra-low quiescent current (IQ) Buck regulator, automotive-qualified synchronous step-down DC/DC converter with an input voltage range of 3.5 V to 100 V, delivering up to 3 A output current. Features an ultralow 9 µA quiescent current, 300 kHz to 2.2 MHz adjustable switching frequency with synchronization support, integrated high-side and low-side MOSFETs, and includes programmable soft-start, power-good output, enable input, and protection against undervoltage, overcurrent, overtemperature, and input transients. #BuckRegulator #StepDownConverter #DCDCConverter #Automotive #AECQ100 #3A #100V #SynchronousBuck #PowerManagement #TexasInstruments #LM5013Q1
23 Uses0 StarsTPS7A2030PDBVR
Low-Noise Low-Dropout (LDO) Voltage Regulator – Fixed 3.0 V positive-output LDO regulator providing up to 300 mA output current for low-noise power regulation. Operates from a 1.6 V to 6.0 V input voltage, features 140 mV maximum dropout voltage at 300 mA, 15 µA typical quiescent current, 65 dB to 40 dB PSRR (100 Hz to 1 MHz), and an enable input for power management. Includes overcurrent protection, thermal shutdown, and undervoltage lockout (UVLO). Specified for an operating junction temperature range of −40°C to +125°C and housed in a 5-pin SOT-23 (DBV) package. #TexasInstruments #TPS7A2030PDBVR #LDO #VoltageRegulator #LowDropout #300mA #3V #LowNoise #PowerManagement #SOT23 #EmbeddedSystems #PMIC
43 Uses0 StarsMCP1702T-5002E/MB
Low-Dropout (LDO) Voltage Regulator – Fixed 5.0 V positive-output LDO regulator providing up to 250 mA output current for low-power voltage regulation. Operates from a 2.7 V to 13.2 V input voltage, features 2 µA typical quiescent current, 625 mV typical dropout voltage at 250 mA, ±2% output voltage accuracy, and 44 dB typical PSRR at 100 Hz. Includes overcurrent protection, short-circuit protection, and overtemperature shutdown. Specified for operation over a −40°C to +125°C temperature range and housed in a 3-pin SOT-89 package. #Microchip #MCP1702T5002EMB #MCP1702 #LDO #VoltageRegulator #LowDropout #5V #250mA #LowPower #PowerManagement #SOT89 #EmbeddedSystems
4 Uses0 StarsLMR51420XDDCR
Synchronous Buck DC-DC Converter – 2 A synchronous step-down (buck) switching regulator for high-efficiency power conversion in industrial, automotive, and embedded applications. Operates from a 4.5 V to 36 V input voltage, provides an adjustable output voltage from 0.6 V to 34.2 V, and switches at a 500 kHz fixed frequency. Features 40 µA typical quiescent current, 100% duty-cycle operation, synchronous rectification, cycle-by-cycle current limiting, hiccup short-circuit protection, thermal shutdown, undervoltage lockout (UVLO), power-good output, and enable input. Operates over a −40°C to +150°C junction temperature range and is housed in a 6-pin SOT-23-THIN (DDC) package. #TexasInstruments #LMR51420 #LMR51420XDDCR #BuckConverter #DCDCConverter #SynchronousBuck #SwitchingRegulator #PowerManagement #2A #SIMPLESWITCHER #SOT236 #EmbeddedSystems
30 Uses0 StarsBD9G341AEFJ-E2
Non-Synchronous Buck DC-DC Converter – 3 A non-synchronous step-down (buck) switching regulator with an integrated 80 V, 3.5 A power MOSFET for industrial, telecom, and high-voltage power supply applications. Operates from a 12 V to 76 V input voltage, provides an adjustable output voltage from 1.0 V to 76 V, and features a programmable switching frequency from 50 kHz to 750 kHz. Includes current-mode control, soft-start, enable input, 0 µA standby current, precision reference (±1.5%), externally programmable undervoltage lockout (UVLO) with hysteresis, overcurrent protection (OCP), overvoltage protection (OVP), and thermal shutdown (TSD). Specified for operation over a −40°C to +85°C temperature range and housed in an 8-pin HTSOP-J exposed-pad package. #ROHM #BD9G341AEFJE2 #BD9G341AEFJ #BuckConverter #DCDCConverter #StepDownRegulator #SwitchingRegulator #PowerManagement #3A #80VMOSFET #IndustrialPower #HTSOPJ8 #EmbeddedSystems
10 Uses0 StarsMCP1825T-3302E/DC
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-5 Linear Voltage Regulator (LDO) providing a fixed 3.3 V output with up to 500 mA output current from an input voltage range of 2.3 V to 6.0 V. It features low dropout voltage, stable operation with ceramic output capacitors, current limiting, short-circuit protection, and overtemperature protection, making it suitable for low-voltage power regulation applications. #LDO #LinearVoltageRegulator #FixedOutput #3V3 #500mA #LowDropout #PowerManagement #Microchip
101 Uses0 StarsL7983PUR
Buck Switching Regulator IC Positive Adjustable 0.85V 1 Output 300mA 10-WFDFN Exposed Pad Switching buck regulator for stepping down DC input voltages with an adjustable output voltage. It operates from a 3.5 to 60 V input, delivers up to 300 mA output current, and features a 250 kHz fixed switching frequency, integrated power MOSFET, internal compensation, cycle-by-cycle current limiting, thermal shutdown, and enable function. #SwitchingRegulator #BuckConverter #StepDownRegulator #DCDC #AdjustableOutput #300mA #250kHz #STMicroelectronics #PowerManagement
3 Uses0 StarsCE6260B33M
Low-dropout (LDO) linear voltage regulator providing a fixed 3.3 V output with up to 500 mA output current. It operates from a 2.0 V to 6.0 V input supply and features 120 mV typical dropout voltage at 100 mA, 65 dB PSRR at 1 kHz, 50 μs typical startup time, built-in quick discharge, current limiting, and short-circuit protection. #LDO #LinearRegulator #VoltageRegulator #3.3V #500mA #HighPSRR #LowDropout #PowerManagement #CMOS #ShortCircuitProtection #CurrentLimit
36 Uses0 StarsLM2586S-5.0/NOPB
Boost, Flyback, Forward Converter Switching Regulator IC Positive Fixed 5V 1 Output 3A (Switch) TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Switching Voltage Regulator — Step-up (boost) DC-DC converter designed to provide a fixed 5.0V output voltage. The LM2586S-5.0 operates with a 4V to 40V input voltage range, delivers up to 3A switch current, and features a 150kHz switching frequency in a TO-263 package. #SwitchingRegulator #BoostConverter #DC_DCConverter #PowerManagement #TexasInstruments
0 Uses0 StarsADP121-AUJZ33R7
Ultra-Low Quiescent Current LDO Voltage Regulator – Fixed 3.3 V low-dropout (LDO) linear voltage regulator delivering up to 150 mA output current for battery-powered devices, portable electronics, sensors, wireless modules, and embedded systems. Operates from a 2.3 V to 5.5 V input voltage and features an ultra-low 21 µA typical quiescent current, 135 mV maximum dropout voltage at 150 mA, and 60 dB PSRR at 10 kHz for efficient, low-noise power regulation. Includes an enable (EN) input, low shutdown current (<1 µA typical), overcurrent protection, thermal shutdown, and undervoltage lockout (UVLO). Optimized for use with 1 µF ceramic capacitors, operates over a −40°C to +125°C temperature range, and is housed in a 5-pin TSOT-23 package. #AnalogDevices #ADP121AUJZ33R7 #ADP121 #LDO #LinearRegulator #VoltageRegulator #LowDropout #PowerManagement #150mA #LowPower #TSOT23 #EmbeddedSystems
68 Uses0 Stars