STMicroelectronics LDK220PU-R Low Dropout Regulator

The LDK220PU-R from STMicroelectronics is an advanced low dropout (LDO) regulator designed to provide a stable and reliable power supply to sensitive electronic circuits. This high-performance LDO regulator is capable of delivering up to 200 mA of continuous output current with an exceptionally low dropout voltage, ensuring efficient operation even when the input voltage is very close to the output voltage.

With a wide input voltage range from 2.5V to 5.5V, the LDK220PU-R is versatile and suitable for a variety of applications, including battery-powered devices, portable media players, and microcontroller systems. Its low dropout voltage allows for extended battery life in portable applications by maximizing the use of the available input voltage.

The LDK220PU-R features a low ground current which further contributes to its overall efficiency, making it an ideal choice for energy-sensitive designs. The device also includes several safety features such as thermal shutdown, short-circuit protection, and current limiting to protect the electronic components from damage caused by abnormal operating conditions.

One of the key benefits of the LDK220PU-R is its low output noise, which makes it suitable for noise-sensitive applications such as RF systems and precision analog circuits. The LDO regulator also offers excellent line and load regulation, ensuring a stable output voltage even with varying input voltages and output loads.

The LDK220PU-R is available in a compact SOT-89-3 package, which is designed to occupy minimal space on a circuit board while providing ample thermal performance. This makes it an excellent choice for space-constrained applications.

In summary, the STMicroelectronics LDK220PU-R is a highly efficient, reliable, and versatile LDO regulator that offers low dropout, low noise, and a host of protective features. Its compact size and robust performance make it suitable for a wide range of applications, particularly where power efficiency and space are critical considerations.

For detailed technical specifications, application notes, and support resources, please visit the STMicroelectronics website or contact their support team.