Output Current (A)
Efficiency
(%)
0
2
4
6
8
10
12
20
30
40
50
60
70
80
90
100
Vin = 12 V
Vout = 2.5 V
800 kHz
VCC = Int
800 nH
D021
FCCM
Skip
Output Current (A)
Efficiency
(%)
0
2
4
6
8
10
12
20
30
40
50
60
70
80
90
100
Vout = 2.5 V
800 kHz
800 nH
VCC = Int
Skip
D022
Vin = 8 V
Vin = 12 V
Vin = 16 V
Test Setup and Results
7
SLVUBO0A – March 2020 – Revised May 2020
Copyright © 2020, Texas Instruments Incorporated
Using the TPS54JA20EVM-023 12-A, Buck Converter Evaluation Module
Figure 4. TPS54JA20 Efficiency Plot: Skip Mode
Figure 5. TPS54JA20 Efficiency Plot: FCCM and Skip Mode