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.
AMS1117-3.3RG
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
145 Uses0 StarsXC6210B332MR
800 mA, 25 μA, high PSRR voltage regulator The XC6210B332MR is a low-dropout (LDO) positive voltage regulator designed to provide a stable 3.3 V output from a higher input voltage. It is manufactured using CMOS technology and is optimized for low power consumption, high ripple rejection, and fast transient response. The device is commonly used in battery-powered equipment, portable electronics, wireless communication devices, microcontroller systems, and other applications requiring a compact and efficient power supply. It is available in a small SOT-23-5 (SOT-25) package. Key Features Fixed 3.3 V output voltage Input voltage range: 1.5 V to 6.0 V Maximum output current: up to 700 mA (800 mA current limit typical) Very low dropout voltage: 50 mV typ. at 100 mA load 100 mV typ. at 200 mA load Low quiescent current for improved battery life High power-supply ripple rejection (PSRR) Built-in current limiting protection Built-in thermal shutdown protection Enable/Chip Enable (CE) control for power-saving operation Stable with low-ESR ceramic capacitors Operating temperature range: −40°C to +85°C Compact SOT-23-5 (SOT-25) package suitable for space-constrained designs. #CommonPartsLibrary #IntegratedCircuit #PowerManagement
34 Uses0 Stars
