The LDK130C33R from STMicroelectronics is a high-performance, low drop voltage regulator designed to provide a stable and reliable power supply in various electronic applications. This component is particularly suitable for battery-powered devices due to its low dropout voltage and low quiescent current, which help to extend battery life.

Key Features

• Low Dropout Voltage: The LDK130C33R boasts a very low dropout voltage of just 130mV at 300mA load, which ensures efficient operation even when the input voltage is close to the output voltage.
• Output Current: Capable of delivering up to 300mA of continuous output current, this regulator can support a range of low-power applications and devices.
• High Accuracy: The output voltage is precise, with a tolerance of ±2%, providing a stable voltage supply for sensitive electronics.
• Low Quiescent Current: With a typical quiescent current of 50µA, the LDK130C33R contributes to the energy efficiency of the overall system, making it ideal for portable and battery-operated devices.
• Thermal Protection: The device includes thermal shutdown protection to prevent damage from overheating, enhancing the reliability and longevity of both the regulator and the application it is used in.
• Wide Operating Temperature Range: It operates across a temperature range from -40°C to 125°C, making it suitable for use in harsh environments.

Applications

The LDK130C33R is versatile and can be used in a variety of applications, including:

• Mobile phones and PDAs
• Portable media players
• Microcontrollers and digital logic supplies
• Battery-powered equipment
• Wireless peripherals

Package Information

This voltage regulator is available in an SOT-323-5L package, which is compact and suitable for space-constrained applications.

Conclusion

In summary, the LDK130C33R low drop voltage regulator from STMicroelectronics is a reliable and efficient solution for applications requiring a stable power supply with minimal power loss. Its low dropout voltage, high accuracy, and low quiescent current make it an excellent choice for extending battery life in portable devices.