LM1577, LM2577
SNOS658D –JUNE 1999–REVISED APRIL 2013
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Note: Pin numbers shown are for TO-220 (T) package.
Figure 37. Step-up Regulator Delivers 12V from a 5V Input
Figure 38. Line Regulation (Typical) of Step-Up Regulator of Figure 37
A: Output Voltage Change, 100 mV/div. (AC-coupled)
B: Load current, 0.2 A/div
Horizontal: 5 ms/div
Figure 39. Load Transient Response of Step-Up
Regulator of Figure 37
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