LM3642TLX/NOPB Texas Instruments - Yeehing Electronics

1.5A Synchronous Boost LED flash driver w/ high-side current

Pricing (USD)

The above prices are for reference only.

Specifications

For more information, please refer to datasheet

Documents

More Information

The LM3642 is a 4-MHz fixed-frequency synchronous boost converter plus 1.5-A constant current driver for a high-current white LED. The high-side current source allows for grounded cathode LED operation providing Flash current up to 1.5 A. An adaptive regulation method ensures the current source remains in regulation and maximizes efficiency.