Zetex Semiconductors PLC ZXLD1362EV3 User Manual
Page 6
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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.
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REFERENCE
[1] ZXLD1362 Datasheet –
www.zetex.com
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