The LT3021EDH-1.5 is a high-performance low-dropout linear regulator (LDO) from Linear Technology that delivers a continuous output current of up to 500mA. This regulator is designed to provide a fixed 1.5V output with an input voltage range from 1.8V to 20V, making it an ideal choice for a wide array of applications that require a stable and low-noise power supply.

Key Features

• Output Voltage: Fixed at 1.5V, providing a precise voltage supply for sensitive electronics.
• Output Current: Capable of delivering up to 500mA, suitable for moderate power requirements.
• Low Dropout Voltage: The device maintains regulation with a very low dropout, ensuring efficient operation even when input voltage is close to the output voltage.
• Stable with Low ESR Output Capacitors: The LT3021EDH-1.5 remains stable with ceramic, tantalum, or aluminum electrolytic capacitors, offering flexibility in design.
• Low Noise: It offers low output noise, which is critical for RF and precision analog applications.
• Overcurrent and Overtemperature Protection: The device includes built-in protection features that safeguard it against adverse conditions.
• Adjustable Soft-Start Function: This feature limits the input current surge during startup, providing additional protection and power management.

Applications

The LT3021EDH-1.5 is particularly well-suited for applications that demand a high-quality power supply. It is commonly used in:

• Portable Battery-Powered Devices
• Microprocessor Supply
• Power Management for DSPs and FPGAs
• Automotive Electronics
• Industrial Equipment

Package and Reliability

Encased in a robust 8-lead DFN package, the LT3021EDH-1.5 is designed for compact and reliable integration into various electronic systems. Its thermal performance is optimized for operation over a wide temperature range, ensuring consistent performance under varying environmental conditions.

With its combination of features and protections, the LT3021EDH-1.5 from Linear Technology stands out as a versatile and dependable choice for any application requiring a stable and efficient low-voltage power supply.