Datasheet

LM20143
www.ti.com SNVS528G –OCTOBER 2007–REVISED MARCH 2013
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Unless otherwise specified: C
IN
= C
OUT
= 100 µF, L = 1.0 µH (Coilcraft MSS1038), V
IN
= 5V, V
OUT
= 1.2V, R
LOAD
= 1.2Ω, f
SW
=
1 MHz, T
A
= 25°C for efficiency curves, loop gain plots and waveforms, and T
J
= 25°C for all others.
Switching Frequency
vs. Temperature Switching Frequency vs. R
T
Figure 13. Figure 14.
Quiescent Current vs. Shutdown Current vs.
V
IN
(Not Switching) Temperature
Figure 15. Figure 16.
Enable Threshold vs. UVLO Threshold vs.
Temperature Temperature
Figure 17. Figure 18.
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