STMicroelectronics LD1117DT18CTR Voltage Regulator

The LD1117DT18CTR is a robust and reliable low-dropout linear voltage regulator from STMicroelectronics, designed to deliver a fixed output voltage of 1.8V. This component is part of the LD1117 series, which is well-regarded for its high efficiency and low dropout performance. It is particularly suited for applications that require a stable and regulated power supply, ranging from consumer electronics to industrial systems.

Key Features

• Output Voltage: Fixed at 1.8V, which is ideal for powering low-voltage digital circuits.
• Low Dropout: The typical dropout voltage is just 1.1V at maximum output current, ensuring efficient operation even when the input voltage is close to the output voltage.
• High Output Current: Capable of supplying up to 800mA of output current, making it suitable for a wide range of applications.
• Thermal Overload Protection: The built-in thermal shutdown feature protects the device from damage due to overheating.
• Short Circuit Protection: Offers robust protection against short-circuit conditions, enhancing the longevity and reliability of the regulator and the overall system.
• Low Ground Current: The low ground current contributes to the high efficiency of the device, especially beneficial in battery-powered applications.
• Package: Available in a DPAK package, which is suitable for surface-mount technology (SMT) and offers a compact footprint for space-constrained applications.

Applications

The LD1117DT18CTR is versatile and can be used in a variety of applications, including but not limited to:

• Portable and battery-powered devices
• Microcontroller systems
• Peripheral Interface Devices (PIDs)
• Memory and logic circuits
• Consumer electronics

With its combination of low dropout performance, high output current capability, and robust protection features, the LD1117DT18CTR from STMicroelectronics is an excellent choice for designers looking to ensure a stable and reliable power supply in their electronic designs.