Product Overview: LD1117S18TR from STMicroelectronics

The LD1117S18TR is a linear voltage regulator manufactured by STMicroelectronics, a renowned leader in the semiconductor industry. This component is part of the LD1117 series, designed to provide precise voltage regulation with a fixed output of 1.8 volts. The device comes in a surface-mount SOT-223 package, which is widely used in electronic circuits for its compact size and thermal efficiency.

Key Features

• Output Voltage: The LD1117S18TR offers a fixed output voltage of 1.8V, which is ideal for powering low-voltage logic circuits and microcontrollers.
• Current Capability: It can deliver up to 800mA of output current, making it suitable for a wide range of applications.
• Low Dropout Voltage: The low dropout voltage (typically 1V at 800mA) allows for efficient operation even when the input voltage is close to the output voltage.
• Thermal Overload Protection: The device includes thermal overload protection that shuts down the regulator should the internal temperature exceed safe limits.
• Short Circuit Protection: Additionally, the LD1117S18TR is equipped with short circuit protection to safeguard the regulator and the load from damage due to output short circuits.
• Package: The SOT-223 package is designed to provide optimal thermal performance and space efficiency on printed circuit boards.

Applications

The LD1117S18TR is versatile and can be used in various applications, including:

• Consumer Electronics
• Computer Systems
• Telecommunication Devices
• Portable Equipment
• Battery-Powered Devices

Quality and Reliability

STMicroelectronics is committed to delivering high-quality products. The LD1117S18TR voltage regulator is built with this commitment in mind, ensuring reliability and performance for critical applications. With its robust design and built-in protection features, the LD1117S18TR is a reliable choice for designers looking to incorporate a stable power supply into their electronic designs.

Note: For detailed specifications, application circuits, and safety information, please refer to the LD1117S18TR datasheet provided by STMicroelectronics.