Efficiency
2-5
Setup and Test Results
Figure 2−4. Input Ripple Voltage
Input Ripple Voltage
Input Ripple Current
2.7
Efficiency
Figure 2−5 shows the measured efficiency of the TPS61040.
Figure 2−5. Typical Efficiency
80
81
82
83
84
85
86
87
88
89
90
2.5
5
7.5
10
12.5
15
17.5
20
VI = 6 V
VI = 4.2 V
VI = 3.6 V
VI = 2.5 V
Efficiency − %
IO − Output Current − mA
