Zetex-semiconductors-plc ZXLD1362EV3 Manual do Utilizador descarregar pdf (Página 6)

ZXLD1362EV3 User Guide issue 1 6/7 11-01-2008

PERFORMANCE

The system efficiency depends on the sense resistor, supply voltage, switching inductor, and the number of LEDs.

With a 60V supply and 15 LEDs, the switching frequency is typically 200 kHz and efficiency levels >90% are

achievable.

Visit our website www.zetex.com to find useful tools for circuit design and simulation.

REFERENCE

[1] ZXLD1362 Datasheet – www.zetex.com

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Zetex-semiconductors-plc ZXLD1362EV3 Manual do Utilizador Página 6