Datasheet

TONSEL = FLOAT
V
OUT1
(50 mV/div)
IIND1 (5 A/div)
I
OUT1
(5 A/div)
t − Time − 20 ms/div
0
20
40
60
80
100
0.001 0.01 0.1 1 10
V
I
=21V
V
I
=7V
1.5V
TONSEL=FLOAT
I
OUT2
− OutputCurrent − A
V
I
=12V
− Efficiency − %
TONSEL = FLOAT
V
OUT2
(50 mV/div)
IIND2 (5 A/div)
I
OUT2
(5 A/div)
t − Time − 20 ms/div
t − Time − 500 ms/div
EN1 (5 V/div)
VO1 (0.5 V/div)
PGOOD1 (5 V/div)
TPS51124
SLVS616B –NOVEMBER 2005–REVISED SEPTEMBER 2010 www.ti.com
TYPICAL CHARACTERISTICS (continued)
1.5-V EFFICIENCY
vs
OUTPUT CURRENT 1.05-V LOAD TRANSIENT RESPONSE
Figure 18.
Figure 17.
(4)
1.5-V LOAD TRANSIENT RESPONSE 1.05-V START-UP WAVEFORMS
Figure 19. Figure 20.
(4) The data of Figure 17–Figure 20 are measured from the Typical Application Circuit of Figure 25 and Table 2
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