Datasheet

LM22679/LM22679Q
www.ti.com SNVS581K –FEBRUARY 2013–REVISED NOVEMBER 2012
Typical Performance Characteristics
Unless otherwise specified the following conditions apply: Vin = 12V, T
J
= 25°C.
Efficiency vs
I
OUT
and V
IN
(V
OUT
= 3.3V) Current Limit vs Temperature
Figure 2. Figure 3.
Normalized Switching Frequency Feedback Bias Current
vs Temperature vs Temperature
Figure 4. Figure 5.
Normalized Feedback Voltage Normalized R
DS(ON)
vs Temperature vs Temperature
Figure 6. Figure 7.
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