STMicroelectronics

L78L33ACD13TR

The L78L33ACD13TR is a linear voltage regulator manufactured by STMicroelectronics. It is a member of the L78L family of low-dropout (LDO) voltage regulators, which are designed to provide a stable and reliable output voltage from a higher input voltage source.

Description:

The L78L33ACD13TR is a fixed-output, low-dropout linear regulator with an output voltage of 3.3V. It is available in a small SOT-223 package, making it suitable for use in compact and space-constrained applications. The regulator has a quiescent current of 70µA and can handle an input voltage range of 4.75V to 20V.

Features:

1. Fixed output voltage of 3.3V
2. Low dropout voltage (max 0.3V at full load)
3. Wide input voltage range (4.75V to 20V)
4. Low quiescent current (70µA)
5. Short-circuit protection
6. Overload protection
7. Thermal shutdown protection
8. SOT-223 package

Applications:

The L78L33ACD13TR is suitable for a wide range of applications where a stable 3.3V output voltage is required. Some common applications include:

1. Power supply for microcontrollers and other digital circuits
2. Voltage regulation for sensors and analog circuits
3. Mobile devices, such as smartphones and tablets
4. Portable electronics, like GPS units and fitness trackers
5. IoT devices and smart home applications
6. Robotics and automation systems
7. Telecommunication equipment

In summary, the L78L33ACD13TR is a reliable and efficient linear voltage regulator from STMicroelectronics, designed to provide a stable 3.3V output voltage in various applications where a low-dropout and compact solution is needed.