8 Performance Data and Typical Characteristic Curves
through
represent typical performance curves for TPS40400EVM-351.
8.1 Efficiency
80
82
84
86
88
90
92
94
96
0
2
4
6
8
10
12
14
16
18
20
Output Current (A)
Efficiency (%)
8−V Efficiency
12−V Efficiency
14−V Efficiency
G000
Figure 8-1.
8.2 Load Regulation
1.202
1.2023
1.2025
1.2027
1.203
1.2032
1.2035
1.2037
1.204
1.2043
1.2045
1.2047
1.205
1.2052
1.2055
1.2057
1.206
1.2063
1.2065
1.2067
1.207
0
2
4
6
8
10
12
14
16
18
20
Output Current (A)
Output Voltage (V)
8−V Regulation
12−V Regulation
14−V Regulation
G000
Figure 8-2.
Performance Data and Typical Characteristic Curves
16
TPS40400 Buck Controller Evaluation Module User's Guide
SLUU535A – SEPTEMBER 2011 – REVISED JANUARY 2022
Copyright © 2022 Texas Instruments Incorporated
