Product Overview: LT1129CS8-3.3 Voltage Regulator

The LT1129CS8-3.3 is a robust low dropout voltage regulator designed and manufactured by Linear Technology, which is now part of Analog Devices. This integrated circuit is specifically engineered to deliver a stable 3.3V output from a variable input voltage source, making it an ideal choice for a wide range of applications that require a reliable power supply.

Key Features

• Output Voltage: The device provides a fixed output voltage of 3.3V, which is crucial for powering logic ICs and other standard 3.3V digital systems.
• Low Dropout Voltage: With its low dropout performance, the LT1129CS8-3.3 can maintain output voltage regulation with a minimal difference between the input and output voltages, enhancing efficiency and battery life in portable applications.
• High Output Current: This regulator can deliver up to 700mA of continuous output current, making it suitable for powering a variety of components in a circuit.
• Thermal Protection: The device includes built-in thermal shutdown protection to prevent damage from overheating, ensuring long-term reliability and safety.
• Current Limiting: In-built current limiting protects the regulator and the load from excessive current draw, which could otherwise lead to circuit failures.
• Low Quiescent Current: The LT1129CS8-3.3 is optimized for low quiescent current, which reduces power consumption when the device is in standby mode, thereby extending battery life in portable applications.

Applications

The versatility of the LT1129CS8-3.3 makes it suitable for a wide range of applications, including:

• Portable electronics
• Battery-powered devices
• Microprocessor supplies
• Industrial power supplies
• Automotive electronics

Package and Quality

The LT1129CS8-3.3 comes in an 8-lead SOIC package, which is widely used in the industry and known for its compact footprint. Linear Technology ensures high-quality standards, and the device is designed to meet the rigorous demands of both commercial and industrial performance criteria.

In summary, the LT1129CS8-3.3 from Linear Technology is a highly reliable and efficient voltage regulator, perfect for applications that demand a stable 3.3V power supply with low dropout characteristics and high current capability.