LT1763CDE-3.3#TRPBF - Low Noise, Low Dropout Voltage Regulator

The LT1763CDE-3.3#TRPBF is a high-performance low dropout voltage regulator (LDO) from Linear Technology, which is renowned for its low noise and excellent power supply rejection ratio (PSRR), making it an ideal choice for sensitive RF and analog circuitry that requires a clean and stable power supply. With a fixed output voltage of 3.3V, this regulator can deliver up to 500mA of continuous output current, catering to a broad range of applications.

This device is characterized by its low dropout voltage of only 300mV at full load, which allows for efficient operation even when the input-to-output voltage differential is minimal, thereby preserving battery life in portable applications. The LT1763 series is designed to work with very low ESR ceramic capacitors, which further enhances its stability and noise performance.

The LT1763CDE-3.3#TRPBF comes in a compact 12-lead DFN (4mm x 3mm) package that is suitable for space-constrained applications. It features a wide input voltage range from 1.8V to 20V, providing flexibility in various system designs. Additionally, this voltage regulator offers protection features such as overcurrent and overtemperature protection, ensuring reliable operation under various conditions.

Key features of the LT1763CDE-3.3#TRPBF include:

• Fixed Output Voltage: 3.3V
• Output Current: Up to 500mA
• Low Dropout Voltage: 300mV at full load
• Low Noise: 20µV RMS (10Hz to 100kHz)
• High PSRR: 70dB at 1kHz
• Wide Input Voltage Range: 1.8V to 20V
• Stable with 10µF Output Capacitor
• Overcurrent and Overtemperature Protection
• Compact 12-Lead DFN Package

Applications for the LT1763CDE-3.3#TRPBF are diverse and include portable electronics, wireless communication devices, and instrumentation that demand a high-quality power supply. With its low noise and reliable performance, this LDO is particularly well-suited for powering noise-sensitive components such as precision analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and voltage-controlled oscillators (VCOs).

Linear Technology’s commitment to high-quality products ensures that the LT1763CDE-3.3#TRPBF LDO regulator is a dependable choice for designers seeking to enhance the performance and efficiency of their electronic systems.