LD1117S33TR Linear V/Regulator IC Positive Fixed 1 Output 3.3V 800mA SOT-223

The LD1117S33TR is a highly efficient and reliable low dropout (LDO) linear voltage regulator IC, designed to provide a stable 3.3V output voltage. Housed in a compact SOT-223 package, this regulator is ideal for a wide range of applications requiring a regulated power supply. With a maximum output current of 800mA, the LD1117S33TR can effectively power microcontrollers, sensors, and other low-power electronic components. Its low dropout voltage ensures stable operation even when the input voltage is close to the output voltage, making it suitable for battery-powered devices and systems with fluctuating power sources. The integrated thermal shutdown and current limiting features provide robust protection against overloads and short circuits, enhancing the overall reliability of the application.

This linear voltage regulator offers several key benefits, including a simple external component requirement, which reduces the overall system cost and simplifies the design process. The fixed 3.3V output eliminates the need for external resistors for voltage setting, further streamlining the design. The LD1117S33TR boasts excellent line and load regulation, ensuring a stable output voltage under varying input voltage and load conditions. This is crucial for sensitive electronic circuits that require a consistent power supply. The SOT-223 package provides good thermal performance, allowing the regulator to dissipate heat efficiently, even at higher output currents. This makes it suitable for applications where space is limited and thermal management is critical.

The LD1117S33TR finds applications in various electronic devices and systems. It is commonly used in battery chargers, providing a regulated voltage for charging lithium-ion and other battery types. In power management systems, it serves as a stable voltage source for microcontrollers and other digital circuits. It is also employed in post-regulation for switching power supplies, improving the output voltage accuracy and reducing ripple. Furthermore, the LD1117S33TR is suitable for portable devices, such as smartphones, tablets, and wearable electronics, where its small size and high efficiency are advantageous. Its robust protection features make it a reliable choice for industrial control systems and automotive applications.

When selecting a linear voltage regulator, consider the LD1117S33TR for its combination of performance, reliability, and ease of use. Its fixed 3.3V output, 800mA current capability, and robust protection features make it a versatile solution for a wide range of applications. The SOT-223 package provides excellent thermal performance in a compact form factor. The LD1117S33TR is a cost-effective and efficient choice for providing a stable and regulated power supply to your electronic circuits. Explore the datasheet for detailed specifications and application notes to ensure optimal performance in your design. Invest in the LD1117S33TR today and experience the benefits of a reliable and efficient linear voltage regulator.