The LK112M28TR is a high-performance, low-dropout voltage regulator (LDO) from STMicroelectronics, designed to deliver a stable and precise voltage supply. This component is particularly well-suited for battery-powered applications and devices that require efficient power management. With its compact SOT-23-5L package, it is an ideal choice for space-constrained designs.

Key Features

• Output Voltage: The LK112M28TR provides a fixed output voltage of 2.8V, which is ideal for powering a wide range of microcontrollers, sensors, and other digital ICs.
• Low Dropout: The low dropout voltage allows the regulator to continue providing a stable output even when the input-to-output differential is minimal, enhancing the efficiency of the system and extending battery life.
• High Accuracy: This LDO offers excellent output voltage accuracy, ensuring a reliable power supply for sensitive electronic components.
• Current Capability: It can supply up to 200mA of output current, making it suitable for a variety of low-power applications.
• Low Quiescent Current: The device features a low quiescent current, which reduces power consumption when the device is in standby mode, contributing to the overall energy efficiency of the application.
• Thermal Protection: The LK112M28TR includes thermal shutdown protection, safeguarding the device and the application from damage due to excessive heat.
• Short-Circuit Protection: The built-in short-circuit protection feature provides additional safety, preventing potential damage in the event of a fault condition.

Applications

The LK112M28TR is versatile and can be used in a myriad of applications, including but not limited to:

• Mobile phones and portable devices
• Wireless communication systems
• Portable media players
• Healthcare devices
• GPS receivers
• Microcontroller power supplies

With its combination of low dropout performance, high accuracy, and robust protection features, the LK112M28TR from STMicroelectronics is an excellent choice for designers looking to optimize power in their electronic devices.