Texas Instruments

LM43603AQPWPRQ1  

DC Switching Voltage Regulators

The LM43603AQPWPRQ1 is a high-performance, step-down switching regulator developed by Texas Instruments. It is designed to provide efficient power conversion in a wide range of applications, including industrial, automotive, and telecommunications systems.

Description:

The LM43603AQPWPRQ1 is a highly integrated, synchronous, step-down switching regulator that can operate from input voltages as high as 42V and deliver output voltages as low as 0.6V. It features a compact, thermally enhanced PowerPAD™ package, which provides excellent thermal performance and ease of use in a wide range of applications.

Features:

1. Wide input voltage range: 4.5V to 42V
2. Output voltage as low as 0.6V
3. High efficiency up to 96%
4. Synchronous rectification for improved efficiency
5. Integrated power MOSFETs for higher density
6. Programmable soft-start and tracking
7. Programmable frequency from 150kHz to 1MHz
8. Thermal shutdown and over-current protection
9. Low quiescent current of 55µA (typical)
10. Available in a compact, thermally enhanced PowerPAD™ package

Applications:

1. Industrial control systems
2. Automotive systems, such as infotainment, lighting, and body control modules
3. Telecommunications systems, including base stations and data centers
4. Networking equipment, such as routers and switches
5. Portable medical devices and equipment
6. High-efficiency power supplies for various consumer electronics

The LM43603AQPWPRQ1 is a versatile and efficient step-down switching regulator that can be used in a wide range of applications requiring high performance and reliability. Its compact size, high efficiency, and integrated features make it an ideal choice for designers looking to optimize their power conversion solutions.

LM43603AQPWPRQ1 Documents

Download datasheets and manufacturer documentation for LM43603AQPWPRQ1

PCN Assembly/Origin :

Mult Dev Wafer Probe Site 22/Dec/2023      

Datasheets :

LM43603-Q1 Datasheet      

Reference Design Library :

LM43603PWPEVM: 3.3V @ 3A, 3.5 ~ 36V in, Buck      

HTML Datasheet :

LM43603-Q1 Datasheet      

PCN Design/Specification :

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