LM3543, LM3 Triple Port USB Power Distribution Switch and Over-Current Protection

National Semiconductor

Description

LM3543 Triple Port USB Power Distribution Switch and Over-Current Protection March 2001 LM3543 Triple Port USB Power Distribution Switch and Over-Cu.
The LM3543 is a triple high-side power switch that is an excellent choice for use in Root, Self-Powered and Bus-Powered USB (Universal Serial Bus) Hub.

📥 Download Datasheet

LM3543 Datasheet Preview — This datasheet PDF includes multiple part numbers: LM3543, LM3. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: LM3543, LM3
Manufacturer: National Semiconductor
File Size: 316.06 KB
Datasheet: LM3-543.pdf
Description: Triple Port USB Power Distribution Switch and Over-Current Protection
Note: This datasheet PDF includes multiple part numbers: LM3543, LM3.
Please refer to the document for exact specifications by model.

Features

* of the LM3543 include current foldback to reduce power consumption in current overload conditions, thermal shutdown to prevent device failure caused by high-current overheating, and undervoltage lockout to keep switches from operating if the input voltage is below acceptable levels. Features n n n

Applications

* n USB Root, Self-Powered, and Bus-Powered Hubs n USB Devices such as Monitors and Printers n General Purpose High Side Switch Applications 10125832 10125833 Functional Diagram 10125801 © 2001 National Semiconductor Corporation DS101258 www. national. com LM3543 Connection Diagrams LM3543-H 16-

LM3543 Distributors

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LM3 Triple Port USB Power Distribution Switch and Over-Current Protection National Semiconductor

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