Texas Instruments

LM53603AMPWPR  

DC Switching Voltage Regulators

The LM53603AMPWPR is a high-efficiency synchronous step-down (buck) regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a wide range of input voltages.

Description:

The LM53603AMPWPR is a compact, high-efficiency synchronous step-down regulator that operates from an input voltage range of 4.5V to 22V and can deliver up to 3A of continuous output current. It features a high-efficiency synchronous buck topology with a wide range of output voltages from 0.9V to 5.5V. The device is available in a small, thermally-enhanced PowerPad package.

Features:

• High efficiency: Up to 96% efficiency
• Wide input voltage range: 4.5V to 22V
• Adjustable output voltage: 0.9V to 5.5V
• High output current: Up to 3A
• Synchronous rectification for improved efficiency
• Small, thermally-enhanced PowerPad package
• Over-current protection
• Over-temperature protection
• Programmable soft-start
• Low quiescent current

Applications:

The LM53603AMPWPR is suitable for a variety of applications that require a stable and regulated output voltage from a wide range of input voltages. Some potential applications include:

• Portable devices: Powering smartphones, tablets, and other portable electronics
• Power supplies: Providing a regulated output for power supplies in a variety of applications
• Industrial equipment: Providing a stable power source for industrial equipment and machinery
• Automotive systems: Powering in-vehicle electronics and systems

Overall, the LM53603AMPWPR is a high-performance, high-efficiency step-down regulator that is well-suited for a wide range of applications requiring a stable and regulated output voltage from a variable input voltage.

LM53603AMPWPR Documents

Download datasheets and manufacturer documentation for LM53603AMPWPR

Datasheets :

LM53602, LM53603 Datasheet      

HTML Datasheet :

LM53602, LM53603 Datasheet      

PCN Design/Specification :

Symbolization Update 14/Feb/2023       Design 22/Feb/2022