Load Current (A)
Co
nv
e
rter Po
w
er Los
s
(W
)
0
5
10
15
20
25
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
D002
V
IN
= 5 V
V
IN
= 12 V
V
IN
= 14 V
V
IN
= 18 V
Load Current (A)
Ef
fic
ie
nc
y
(%)
0
5
10
15
20
25
60
65
70
75
80
85
90
95
100
D001
V
IN
= 5 V
V
IN
= 12 V
V
IN
= 14 V
V
IN
= 18 V
Performance Data and Typical Characteristic Curves
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14
SLUUBN2 – March 2017
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Copyright © 2017, Texas Instruments Incorporated
TPS549B22EVM-847, 25-A Single Synchronous Step-Down Converter With
Full Differential Sense and PMBus™
11
Performance Data and Typical Characteristic Curves
Figure 5
through
Figure 18
present typical performance curves for the PWR-847EVM.
SPACE
11.1 Efficiency
Figure 5. Efficiency vs Output Current SKIP Mode
11.2 Load Regulation
Figure 6. Power Loss vs Output Current SKIP Mode