STMicroelectronics L4931CDT40-TR Voltage Regulator

The L4931CDT40-TR is a highly reliable, low drop voltage regulator designed and manufactured by STMicroelectronics, a leader in semiconductor solutions. This component is part of the L4931 series, known for their low dropout performance and optimal stability. The L4931CDT40-TR is specifically engineered to offer a stable and precise 4.0V output voltage, which makes it an excellent choice for sensitive electronics that require a consistent power supply.

With a dropout voltage of just 0.4V at a 250mA load, this regulator maintains its efficiency even in low-voltage conditions. It is capable of delivering up to 250mA of output current, which is suitable for a wide range of applications, including battery-powered devices, microcontrollers, and portable electronics.

The L4931CDT40-TR comes in a robust TO-252 (DPAK) package, ensuring it can withstand harsh conditions while providing a compact footprint on the printed circuit board (PCB). Its thermal overload protection and short-circuit protection features ensure the safety and longevity of both the regulator and the devices it powers.

This voltage regulator also boasts a very low quiescent current, which is ideal for battery-powered applications where power conservation is critical. The low quiescent current helps in prolonging battery life by minimizing the power consumption when the device is in standby mode.

Additional features of the L4931CDT40-TR include a low noise output, which is crucial for applications involving audio or precision measurements. The regulator also offers an enable function that allows the output to be switched on or off, providing further power-saving opportunities.

Overall, the L4931CDT40-TR from STMicroelectronics is a high-quality, versatile voltage regulator that offers reliable performance for a diverse range of electronic applications. Its combination of low dropout voltage, robust protection features, and energy-saving characteristics make it a valuable component for designers looking to optimize their power management solutions.