LT1521CMS8-3#PBF - Low Dropout Regulator from Linear Technology

The LT1521CMS8-3#PBF is a robust low dropout regulator (LDO) designed by Linear Technology to deliver a fixed output voltage of 3.3V with a maximum output current of 300mA. Engineered for stability and reliability, this LDO is an ideal choice for applications requiring a consistent voltage supply with minimal power dissipation.

Key Features

• Low Dropout Voltage: The LT1521CMS8-3#PBF boasts a low dropout voltage, ensuring efficient operation even when the input-to-output voltage differential is small. This makes it suitable for battery-powered devices where maximizing battery life is crucial.
• High Output Current: With the ability to supply up to 300mA of output current, this regulator can support a wide range of peripherals and components.
• Fixed Output Voltage: The device provides a fixed 3.3V output, a common voltage level for digital circuits, making it easy to integrate without the need for additional voltage adjustment components.
• Excellent Line and Load Regulation: The LT1521CMS8-3#PBF maintains a consistent output despite variations in input voltage and load, ensuring reliable performance for sensitive electronic circuits.
• Thermal Protection: The built-in thermal protection safeguards the device against excessive temperatures, enhancing its longevity and reliability.
• Low Noise: It is designed to have low output noise, which is essential for noise-sensitive applications like audio or precision measurement devices.
• No Protection Diodes Needed: The internal circuitry is designed to be robust, eliminating the need for external diodes to protect against output capacitor discharge.

Applications

The LT1521CMS8-3#PBF is versatile and can be used in various applications, including:

• Portable electronics
• Battery-powered equipment
• Microprocessor supply
• Memory supply
• Reference voltage supply

Package and Quality

Enclosed in an MSOP-8 package, the LT1521CMS8-3#PBF is compact and suitable for space-constrained applications. It is also lead-free and RoHS compliant, adhering to environmental standards and regulations for electronic components.

With its combination of features, the LT1521CMS8-3#PBF from Linear Technology is a reliable and efficient solution for maintaining a stable voltage in a wide array of electronic devices.