LT1965HQ#TRPBF - Low Noise, Low Dropout, 1.1A Linear Regulator

The LT1965HQ#TRPBF is a high-performance low dropout linear regulator (LDO) from Linear Technology, designed to deliver a continuous output current of 1.1A with a low dropout voltage and exceptional noise performance. This regulator is ideal for precision, high-power applications where a stable and clean power supply is critical.

Key Features:

• Output Current: Capable of delivering up to 1.1A of continuous output current, making it suitable for a wide range of applications.
• Low Dropout Voltage: The device features a low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage.
• Low Noise: With an output noise as low as 40μV RMS over a 10Hz to 100kHz bandwidth, the LT1965HQ#TRPBF is perfect for sensitive RF and audio applications that require a quiet power supply.
• Adjustable Output: The output voltage can be set from 1.21V to 20V with a single external resistor, providing flexibility for different voltage requirements.
• Stable with Low ESR Capacitors: The regulator remains stable with ceramic, tantalum, or aluminum electrolytic capacitors, making it versatile for design considerations.
• Overcurrent and Overtemperature Protection: Built-in protection features safeguard the device against adverse conditions, enhancing reliability and longevity.
• Package: Available in a robust H-grade, thermally enhanced 5-lead DDPAK/TO-263 package, suitable for harsh environments and high-temperature operations.

Applications:

• High-efficiency linear power supplies
• Post-regulation for switching supplies
• Noise-sensitive electronics such as precision data converters
• Battery-powered devices
• Microprocessor supply
• Medical equipment

The LT1965HQ#TRPBF linear regulator from Linear Technology is a top choice for designers who require a reliable, high-quality power solution. Its combination of low dropout, low noise, and high output current capability, along with a flexible output voltage range and robust packaging, make it an excellent choice for a variety of demanding applications.