STMicroelectronics L4931CDT25-TR Low Dropout Voltage Regulator

The L4931CDT25-TR from STMicroelectronics is a high-performance, low dropout voltage regulator specifically designed to deliver a stable and precise voltage supply. This component is part of the L4931 series, which is renowned for its low dropout characteristics and low quiescent current, making it an ideal solution for battery-powered applications and other systems where power efficiency is crucial.

Key Features

• Output Voltage: This regulator provides a fixed output voltage of 2.5V, which is suitable for a wide range of digital and analog circuits.
• Low Dropout Voltage: The L4931CDT25-TR boasts an extremely low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage.
• Output Current: It can deliver up to 250 mA of output current, making it capable of powering small to medium-sized loads.
• Low Quiescent Current: The device has a very low quiescent current of typically 1 mA, which helps to prolong battery life in portable applications.
• Thermal Overload Protection: The built-in thermal overload protection automatically shuts down the regulator to prevent damage from overheating.
• Short Circuit Protection: In the event of a short circuit, the regulator will limit the current to a safe level to protect both the power source and the load.

Applications

The L4931CDT25-TR is versatile and can be used in various applications, including but not limited to:

• Battery-powered devices
• Portable media players
• Microcontroller power supplies
• Peripheral drivers
• Automotive electronics

Package and Quality

This voltage regulator comes in a DPAK (TO-252) package, which is a surface-mount technology (SMT) component suitable for automated PCB assembly processes. The L4931CDT25-TR is also available in tape and reel packaging, denoted by the "-TR" suffix, facilitating efficient manufacturing and handling in large-scale production environments. STMicroelectronics ensures high-quality standards, and this product is designed to meet or exceed industry reliability and performance benchmarks.