Texas Instruments

LM2576T-5.0/NOPB  

DC Switching Voltage Regulators

The LM2576T-5.0/NOPB is a step-down (buck) switching regulator integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide a stable and efficient output voltage from a higher input voltage source. Here's a brief description, features, and applications of the LM2576T-5.0/NOPB:

Description:

The LM2576T-5.0/NOPB is a fixed-output, synchronous, step-down switching regulator that converts an input voltage as high as 40V to a fixed 5V output voltage. It is available in a thermally-optimized TO-220 package, which allows for efficient heat dissipation.

Features:

1. Fixed 5V output voltage.
2. Input voltage range: 4.5V to 40V.
3. Output current capability: Up to 3A (depending on external components and heatsinking).
4. High efficiency (up to 90%) due to synchronous rectification.
5. Internal compensation for ease of use.
6. Overload protection, short-circuit protection, and thermal shutdown for added safety.
7. Low dropout voltage (typically around 300mV at full load) for stable operation even with low input voltages.
8. Wide operating temperature range: -40°C to +125°C.

Applications:

1. Power supply for microprocessors and other digital logic circuits.
2. Voltage regulation in battery-powered applications, such as portable electronics and wireless devices.
3. DC-DC conversion in automotive and industrial systems.
4. Power supply for LED lighting and signage.
5. Voltage regulation in telecommunications equipment.
6. General-purpose power conversion for various electronic devices.

The LM2576T-5.0/NOPB is a versatile and efficient switching regulator that can be used in a wide range of applications requiring a stable 5V output from a higher input voltage source. Its high efficiency, built-in protection features, and ease of use make it a popular choice for many designers.

LM2576T-5.0/NOPB Documents

Download datasheets and manufacturer documentation for LM2576T-5.0/NOPB

PCN Assembly/Origin :

GFAB to FFAB 22/Mar/2017      

Datasheets :

LM2576(HV)      

HTML Datasheet :

LM2576(HV)