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5 TPS54383EVM Typical Performance Data and Characteristic Curves
Figure 5-1 through Figure 5-5 present typical performance curves for the TPS54383EVM. Since actual
performance data can be affected by measurement techniques and environmental variables, these curves are
presented for reference and may differ from actual field measurements.
5.1 Efficiency
0.1 1.6
I
LOAD
- Load Current - A
100
95
85
80
75
60
0.6 1.1 2.0
90
h
-
E
ff
ic
ie
n
c
y
-
%
13.2 V
9.6 V
12.0 V
EFFICIENCY (V
OUT2
= 3.3 V)
vs
LOAD CURRENT
70
65
0.1 1.6
I
LOAD
- Load Current - A
95
85
80
75
0.6 1.1 2.0
90
h
-
E
ff
ic
ie
n
c
y
-
%
13.2 V
9.6 V
12.0 V
EFFICIENCY (V
OUT1
= 5.0 V)
vs
LOAD CURRENT
70
Figure 5-1. TPS54383EVM Efficiency verse Load Current V
IN
=9.6-13.2 V, V
OUT1
= 5.0 V I
OUT1
= 0-2 A, V
OUT2
= 3.3 V I
OUT2
= 0-2 A
TPS54383EVM Typical Performance Data and Characteristic Curves www.ti.com
12 TPS54383 Step-Down Converter Evaluation Module User's Guide SLUU285D – JULY 2007 – REVISED OCTOBER 2021
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