LT1121ACS8-3.3#PBF - Low Dropout Regulator

The LT1121ACS8-3.3#PBF is a high-performance low dropout (LDO) voltage regulator from Linear Technology, designed to provide a stable and reliable power supply for a wide range of applications. This regulator offers a fixed output voltage of 3.3V, making it ideal for powering 3.3V logic in digital systems. With its low dropout voltage and low quiescent current, the LT1121 is optimized for battery-powered systems where power efficiency is critical.

Key Features

• Fixed Output Voltage: 3.3V with high accuracy.
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.
• Low Quiescent Current: Only 30µA of quiescent current, which reduces power consumption when in standby mode.
• Output Current: Capable of delivering up to 150mA of continuous output current.
• Stable with Low ESR Capacitors: Stable with aluminum, tantalum, or ceramic capacitors.
• Thermal Protection: Built-in thermal shutdown to protect the device from overheating.
• Short Circuit Protection: Provides robust protection against short-circuit conditions.
• Wide Operating Temperature Range: Suitable for industrial applications with a range of -40°C to 125°C.
• Package: Available in an 8-lead SOIC package.

Applications

The LT1121ACS8-3.3#PBF is versatile and can be used in a variety of applications, including:

• Battery-powered equipment
• Portable computers and peripherals
• Portable instrumentation
• Mobile communications devices
• Linear power supplies

Quality and Reliability

Linear Technology is known for its commitment to quality, and the LT1121ACS8-3.3#PBF is no exception. It is manufactured to the highest standards to ensure reliable performance in even the most demanding applications. The product is lead-free and RoHS compliant, demonstrating Linear Technology's dedication to environmental responsibility.