I
OUT
(A)
EFFIC
IE
N
C
Y
(%
)
0.01
0.02
0.03
0.05
0.07
0.1
0.2
0.3
0.4 0.5
0.7
1
2
3
4
5
6 7 8 910
40
50
60
70
80
90
100
CCM
DCM
I
OUT
(A)
EFFIC
IE
N
C
Y
(%
)
0.01
0.02
0.03
0.05
0.07
0.1
0.2
0.3
0.4 0.5
0.7
1
2
3
4
5
6 7 8 910
40
50
60
70
80
90
100
CCM
DCM
Test Data and Performance Curves
10
SNVU518 – April 2016
Copyright © 2016, Texas Instruments Incorporated
LM5175RHF (QFN) EVM User Guide
Figure 7. Efficiency vs Output Current for V
IN
= 6 V
Figure 8. Efficiency vs Output Current for V
IN
= 12 V
Table 4. No Load Input Current (IQ) vs Input Voltage
VIN
IQ (CCM)
IQ (DCM)
24V
35 mA
2.6 mA
12V
22 mA
12 mA
6V
58 mA
41 mA
