The LT1129CQ-5 is a low dropout voltage regulator with a preset 5V output from Linear Technology, designed to provide high-performance solutions for power supply applications. This device is capable of supplying 700mA of output current with a dropout voltage of just 125mV at full load, which makes it an excellent choice for systems where efficiency is key.

Key Features

• Low Dropout Voltage: The LT1129CQ-5 boasts a very low dropout voltage, which ensures that the output is maintained even when the input voltage is only slightly above the output voltage.
• High Output Current: With the ability to deliver up to 700mA, this regulator can support a wide range of applications that require a robust power supply.
• Fixed Output Voltage: The output is fixed at 5V, which is a common and convenient voltage for digital circuits and microcontroller-based systems.
• Thermal Protection: The device includes thermal shutdown mechanisms that protect it from overheating and potential damage.
• Low Quiescent Current: The LT1129CQ-5 is designed to have a low quiescent current, making it suitable for battery-powered applications where power conservation is crucial.

Applications

The LT1129CQ-5 is versatile and can be used in a variety of applications, including:

• Portable electronics
• Microcontroller systems
• Battery-powered devices
• Linear power supplies
• Automotive electronics

Product Specifications

With its robust design and reliable performance, the LT1129CQ-5 from Linear Technology is a solid choice for designers looking for a dependable voltage regulator for their power supply needs.