STMicroelectronics

L4979D013TR  

Linear & Switching Voltage Regulators

The L4979D013TR is a high-voltage, high-current step-down (buck) switching regulator from STMicroelectronics. It is designed to provide efficient and reliable power conversion for a wide range of applications.

Description:

The L4979D013TR is a monolithic integrated circuit that provides a step-down DC-DC converter with a wide input voltage range. It is available in a thermally enhanced PowerSSO-8 package, which allows for efficient heat dissipation and improved thermal performance.

Features:

1. Wide input voltage range: The L4979D013TR can accept input voltages from 4V to 45V, making it suitable for a wide range of power supply applications.
2. High output current: The device can deliver up to 3A of continuous output current, making it suitable for high-current applications.
3. High efficiency: The L4979D013TR features a high efficiency of up to 93%, which helps to minimize power losses and reduce the overall power consumption of the system.
4. Low dropout voltage: The device has a low dropout voltage of 300mV, which ensures stable output voltage even under heavy load conditions.
5. Protection features: The L4979D013TR includes various protection features such as over-current protection, over-temperature protection, and under-voltage lockout to ensure reliable operation and prevent damage to the device or the system.
6. Small form factor: The PowerSSO-8 package is compact and suitable for space-constrained applications.

Applications:

The L4979D013TR is suitable for a wide range of applications that require efficient and reliable power conversion, including:

1. Industrial control systems
2. Telecommunications equipment
3. LED lighting systems
4. Portable electronic devices
5. Power supplies for medical equipment
6. Automotive electronics
7. Renewable energy systems, such as solar panels and wind turbines

In summary, the L4979D013TR is a versatile and efficient step-down switching regulator that offers a wide input voltage range, high output current, and various protection features. Its compact form factor and high efficiency make it suitable for a wide range of applications, from industrial control systems to portable electronic devices.

L4979D013TR Documents

Download datasheets and manufacturer documentation for L4979D013TR

Datasheets :

L4979(M)D      

PCN Packaging :

Material Barrier Bag 17/Dec/2020       Mult Dev Label Chgs 29/Oct/2020      

Other Related Documents :

L4979D View All Specifications      

PCN Obsolescence/ EOL :

OBS NOTICE 10/Sep/2023      

HTML Datasheet :

L4979(M)D