Texas Instruments TPS546B24AEVM-2PH, User Manual, Page: 17 / 47

7 Performance Data and Typical Characteristic Curves
Figure 7-1 through Figure 7-4 present typical performance curves for the TPS546B24AEVM-2PH. The input
voltage is 12 V and the oscilloscope measurements use 20-MHz bandwidth limiting, unless otherwise noted.
7.1 Efficiency
Output Current (A)
Ef
fi
cien
cy (%
)
0 5 10 15 20 25 30 35 40
40
50
60
70
80
90
100
V
IN
= 5 V
V
IN
= 12 V
V
IN
= 16 V
Figure 7-1. Efficiency, V
OUT
Measured Using TP13,
TP16, TP26, and TP30
Output Current (A)
Ef
fi
cien
cy (%
)
0 5 10 15 20 25 30 35 40
40
50
60
70
80
90
100
V
IN
= 5 V
V
IN
= 12 V
V
IN
= 16 V
Figure 7-2. Efficiency, V
OUT
Measured Using TP22
and TP25
7.2 Load and Line Regulation (Measured Between TP22 and TP25)
Output Current (A)
Out
put
Vo
lta
ge
(V)
0 5 10 15 20 25 30 35 40
0.795
0.796
0.797
0.798
0.799
0.8
0.801
0.802
0.803
0.804
0.805
V
IN
= 5 V
V
IN
= 12 V
V
IN
= 16 V
Figure 7-3. Load Regulation
Input Voltage (V)
Out
put
Vo
lta
ge
(V)
5 6 7 8 9 10 11 12 13 14 15 16
0.795
0.796
0.797
0.798
0.799
0.8
0.801
0.802
0.803
0.804
0.805
I
OUT
= 0 A
I
OUT
= 20 A
I
OUT
= 40 A
Figure 7-4. Line Regulation
www.ti.com Performance Data and Typical Characteristic Curves
SLUUC48A – FEBRUARY 2020 – REVISED FEBRUARY 2022
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TPS546B24A 2-Phase SWIFT™ Step-Down Converter Evaluation Module
User's Guide
17
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