STMicroelectronics

LD1117DTTR

LD1117DTTR Description

The LD1117DTTR is a high-performance linear voltage regulator designed and manufactured by STMicroelectronics. This adjustable output voltage regulator is housed in a DPAK package and operates within a wide range of input voltages up to 15V. It offers a positive output voltage that can be adjusted between 1.25V and 15V, making it suitable for a variety of applications requiring precise voltage regulation. The LD1117DTTR is also compliant with the latest environmental regulations, including REACH and RoHS3 compliance.

LD1117DTTR Features

• Adjustable Output Voltage: The LD1117DTTR provides an adjustable output voltage ranging from 1.25V to 15V, offering flexibility in various applications.
• High Output Current: Capable of delivering up to 800mA, this regulator is suitable for applications requiring higher current loads.
• Low Dropout Voltage: With a maximum dropout voltage of 1.2V at 800mA, the LD1117DTTR maintains high efficiency even under heavy load conditions.
• Single Regulator Design: Featuring a single output regulator, this device simplifies circuit design and reduces component count.
• Robust Protection Features: The LD1117DTTR includes over current and over temperature protection to safeguard the device and the system it is part of.
• Excellent PSRR: A power supply rejection ratio of 75dB at 120Hz ensures stable operation in noisy environments.
• Wide Operating Temperature Range: Designed to operate between 0°C and 125°C, making it suitable for harsh environments.

LD1117DTTR Applications

The LD1117DTTR is ideal for applications that require stable and adjustable voltage regulation, such as:

• Portable Electronics: Due to its low dropout voltage and high efficiency, it is perfect for battery-powered devices.
• Industrial Control Systems: The robust protection features and wide operating temperature range make it suitable for industrial applications.
• Telecommunications Equipment: The adjustable output and high PSRR make it ideal for maintaining stable power in communication systems.
• Automotive Electronics: The wide temperature range and robust design make it suitable for automotive applications where reliability is crucial.

Conclusion of LD1117DTTR

The LD1117DTTR from STMicroelectronics stands out for its adjustable output, high current capability, and robust protection features. Its ability to operate over a wide temperature range and maintain stability in noisy environments makes it a versatile choice for a variety of applications. With its compliance to environmental standards and single regulator design, the LD1117DTTR offers a reliable and efficient solution for voltage regulation in modern electronic systems.