STMicroelectronics LD2980CM28TR Low Drop Voltage Regulator

The LD2980CM28TR from STMicroelectronics is a highly efficient, low drop voltage regulator designed to deliver a fixed output of 2.8V with an input voltage range from 2.5V to 16V. This regulator is capable of supplying up to 50 mA of load current, making it an ideal choice for low power consumption applications in portable and battery-powered devices.

The LD2980CM28TR stands out for its low dropout voltage of just 120 mV at 50 mA load, which ensures minimal power loss and extends battery life in portable applications. The device features thermal shutdown and short-circuit protection, enhancing the safety and reliability of the system it is integrated into. With a low ground current of approximately 1 mA, it contributes to the overall energy efficiency of the end application.

The regulator is presented in the SOT-23 package, which is known for its small footprint and suitability for high-density PCB designs. Its compact size and low profile make it an excellent choice for space-constrained applications, such as mobile phones, PDAs, and other handheld devices.

Additional features of the LD2980CM28TR include low noise performance, which is critical for RF and precision analog circuits. The device also offers the advantage of not requiring an external bypass capacitor for stability, which can help reduce the component count and system costs.

In summary, the LD2980CM28TR low drop voltage regulator by STMicroelectronics is a robust and reliable solution for designers looking to optimize power management in their portable and low-power applications. Its combination of low dropout voltage, high efficiency, and small package size makes it an attractive option for a wide range of electronic devices.