STMicroelectronics

LD1117DT50TR

LD1117DT50TR Description

The LD1117DT50TR is a high-performance linear voltage regulator designed and manufactured by STMicroelectronics. This device is part of the Linear & Switching Voltage Regulators category and is known for its fixed output voltage of 5V and an output current of up to 800mA. The LD1117DT50TR is designed to operate within a wide input voltage range, with a maximum input voltage of 15V, making it suitable for various power supply scenarios. It is currently an active product, ensuring ongoing support and availability.

LD1117DT50TR Features

• Fixed Output Voltage: The LD1117DT50TR provides a stable 5V output, which is ideal for applications requiring a consistent power supply.
• High Output Current: With an output current of 800mA, this regulator can handle a variety of low to medium power applications.
• Low Voltage Dropout: The maximum voltage dropout is 1.2V at 800mA, ensuring efficient power delivery even under load.
• Single Regulator: The LD1117DT50TR features a single output, simplifying design and reducing complexity in single-rail power systems.
• Positive Output Configuration: This configuration is beneficial for systems that require a positive voltage reference.
• Robust Protection Features: Includes over current and over temperature protection, enhancing the reliability and safety of the device.
• Compliance: The LD1117DT50TR is compliant with ROHS3 standards, indicating its adherence to environmental regulations.
• Operating Temperature Range: Capable of operating in a wide temperature range from 0°C to 125°C, making it suitable for both commercial and industrial environments.
• Low Quiescent Current: With a quiescent current of only 10mA, the LD1117DT50TR contributes minimally to power consumption in standby modes.
• PSRR: The power supply rejection ratio of 75dB at 120Hz ensures stable operation in noisy environments.

LD1117DT50TR Applications

The LD1117DT50TR is an ideal choice for applications where a stable and reliable 5V power supply is required. Some specific use cases include:

• Portable Electronics: Due to its low quiescent current and ability to handle a wide temperature range, it is well-suited for battery-powered devices.
• Industrial Control Systems: The robust protection features and wide operating temperature range make it suitable for harsh industrial environments.
• Telecommunications Equipment: The LD1117DT50TR can provide a stable power supply for communication devices that require a consistent 5V output.

Conclusion of LD1117DT50TR

The LD1117DT50TR from STMicroelectronics stands out for its ability to deliver a stable 5V output with high efficiency and reliability. Its low voltage dropout, robust protection features, and compliance with environmental standards make it a preferred choice for a variety of applications in the electronics industry. Its performance benefits and unique features position it advantageously over similar models, making it an excellent choice for designers looking for a reliable and efficient linear voltage regulator.