STMicroelectronics LD1117DT Voltage Regulator
The STMicroelectronics LD1117DT is a versatile and reliable linear voltage regulator designed to deliver a stable output voltage with a low dropout voltage and low quiescent current. This regulator is a popular choice for a wide range of applications where voltage regulation is critical, such as in consumer electronics, computer peripherals, and industrial equipment.
Key Features
- Adjustable and Fixed Output: The LD1117DT comes in both adjustable and fixed versions, providing a range of output voltage options to meet various application requirements.
- Low Dropout Voltage: With a low dropout voltage of typically 1.2V at up to 800mA of load current, this device is efficient in operation, minimizing the voltage difference between the input and output.
- High Output Current: Capable of delivering up to 800mA of output current, the LD1117DT is suitable for supplying power to moderate to high current-demand circuits.
- Thermal Overload Protection: The built-in thermal overload protection safeguards the device from damage due to excessive power dissipation and high operating temperature.
- Short Circuit Protection: The short circuit protection feature ensures long-term reliability by preventing the device and the circuit from damage during accidental short circuit conditions.
- Wide Range of Applications: Its versatility makes it suitable for use in battery-powered devices, portable electronics, and other systems requiring a stable voltage supply.
Specifications
Parameter
Value
Output Type
Adjustable / Fixed
Output Voltage
1.25V to 13.7V (Adjustable), Fixed options available
Dropout Voltage
Typically 1.2V
Output Current
Up to 800mA
Package
TO-252 (DPAK)
Protection Features
Thermal Overload, Short Circuit
The LD1117DT from STMicroelectronics is a reliable choice for designers seeking a robust voltage regulator with a balance of performance, flexibility, and protection features. Its ability to maintain a stable output voltage under varying conditions makes it an essential component for stable power supply designs.
