The LT1963AES8-3.3 from Linear Technology is a robust, high-performance low dropout voltage regulator designed for applications requiring precision, high current, and low noise characteristics. This regulator is capable of delivering up to 1.5A of continuous output current with a dropout voltage of typically 340mV at full load, making it an excellent choice for modern high-performance electronics.

Key Features

• Output Voltage: Fixed 3.3V
• Output Current: Up to 1.5A
• Low Dropout Voltage: Typically 340mV at full load
• Low Noise: Optimized for noise-sensitive applications
• Stability: Stable with low-ESR, ceramic capacitors
• Protection Features: Overcurrent and overtemperature protection
• Adjustable Current Limit: External resistor sets the current limit
• Package: ES8 (8-Lead Plastic SO)

Applications

The LT1963AES8-3.3 is suitable for a wide range of applications, particularly where power efficiency and noise are critical considerations. It is well-suited for powering sensitive RF and analog circuitry, FPGA and microcontroller cores, and in portable devices where battery life is a key concern. Additionally, its low dropout performance and high current capability make it ideal for post-regulation applications.

Performance Benefits

Linear Technology's LT1963AES8-3.3 stands out for its ability to maintain a stable 3.3V output under varying load conditions, which is crucial for the reliable operation of sensitive electronic components. The low noise feature minimizes interference with RF and precision analog systems, ensuring high-fidelity operation. Furthermore, the device's compatibility with low-ESR capacitors offers design flexibility and helps to reduce output voltage ripple.

Quality and Reliability

As with all Linear Technology products, the LT1963AES8-3.3 voltage regulator is manufactured to high-quality standards, ensuring reliability and performance consistency. The built-in protection features guard against common electrical issues, contributing to the longevity of the end application's electronic system.