Datasheet

0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
0.0001 0.001 0.01 0.1 1 10
VIN=5V
VIN=12V VIN=17V
Output Current (A)
Efficiency (%)
VOUT=3.3V
L=2.2uH (XFL4020)
Cout=22uF
G001
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
4 5 6 7 8 9 10 11 12 13 14 15 16 17
IOUT=1mAIOUT=10mAIOUT=100mAIOUT=1A
Input Voltage (V)
Efficiency (%)
VOUT=3.3V
L=2.2uH (XFL4020)
Cout=22uF
G001
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
0.0001 0.001 0.01 0.1 1 10
VIN=12V
VIN=17V
Output Current (A)
Efficiency (%)
VOUT=5.0V
L=2.2uH (XFL4020)
Cout=22uF
G001
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
7 8 9 10 11 12 13 14 15 16 17
IOUT=1mA
IOUT=10mA
IOUT=100mA
IOUT=1A
Input Voltage (V)
Efficiency (%)
VOUT=5.0V
L=2.2uH (XFL4020)
Cout=22uF
G001
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
0.0001 0.001 0.01 0.1 1 10
VIN=12V
VIN=17V
Output Current (A)
Efficiency (%)
VOUT=5.0V
L=2.2uH (XFL4020)
Cout=22uF
G001
0.0
10.0
20.0
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
7 8 9 10 11 12 13 14 15 16 17
IOUT=1mA
IOUT=10mA
IOUT=100mA
IOUT=1A
Input Voltage (V)
Efficiency (%)
VOUT=5.0V
L=2.2uH (XFL4020)
Cout=22uF
G001
TPS62140, TPS62140A
TPS62141, TPS62142, TPS62143
SLVSAJ0B –NOVEMBER 2011–REVISED JUNE 2013 www.ti.com
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 5. Efficiency With 1.25 MHz, Vout = 5 V Figure 6. Efficiency With 1.25 MHz, Vout = 5 V
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 7. Efficiency With 2.5 MHz, Vout = 5 V Figure 8. Efficiency With 2.5 MHz, Vout = 5 V
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 9. Efficiency With 1.25 MHz, Vout = 3.3 V Figure 10. Efficiency With 1.25 MHz, Vout = 3.3 V
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