| Part number | LM3543 |
|---|---|
| Download | LM3543 Datasheet (PDF) |
| File Size | 316.06 KB |
| Manufacturer | National Semiconductor |
| Description | Triple Port USB Power Distribution Switch and Over-Current Protection |
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| Part Number | Description |
|---|---|
| LM3544 | Quad Port USB Power Distribution Switch and Over-Current Protection |
| LM35 | Precision Centigrade Temperature Sensors |
| LM350 | 3-Amp Adjustable Regulators |
| LM3501 | Synchronous Step-up DC/DC Converter |
| LM3502 | Step-Up Converter |
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) Hubs. Independent port enables, flag signals to alert USB controllers of error conditions, controlled start-up in hot-plug events, and short circuit protection all satisfy USB requirements. The LM3543 accepts input voltages between 2.7V and 5.5V.
