Datasheet

V
OUT
(100 mV/DIV)
I
OUT
(2A/DIV)
TIME (100 és/DIV)
I
OUT
(600 mA to 6A)
LM20146
www.ti.com SNVS563C –FEBRUARY 2008–REVISED APRIL 2013
Typical Performance Characteristics (continued)
Unless otherwise specified: C
IN
= C
OUT
= 100µF, L = 1.0µH (TDK SPM6530T-1R0M120), V
IN
= 5V, V
OUT
= 1.2V, R
LOAD
=
1.2Ω, f
SW
= 500 kHz, T
A
= 25°C for efficiency curves, loop gain plots and waveforms, and T
J
= 25°C for all others.
Enable Threshold UVLO Threshold
vs. vs.
Temperature (T
J
) Temperature (T
J
)
Figure 14. Figure 15.
Peak Current Limit Peak Current Limit
vs. vs.
Temperature (T
J
) V
OUT
Figure 16. Figure 17.
Peak Current Limit
vs.
V
IN
Load Transient Response
Figure 18. Figure 19.
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