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Typical Performance Characteristics
6 Typical Performance Characteristics
Figure 4. Efficiency vs LED Current Figure 5. Efficiency vs LED Current
(V
IN
= 5 V, V
BOOST
Derived from V
IN
) (V
IN
= 12 V)
Figure 6. Efficiency vs Input Voltage Figure 7. Switching Waveforms
(I
F
= 1A)
5 SNVA271B – October 2007 – Revised April 2013 AN-1685 LM3405A Demo Board
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