Load Current (A)
E
ff
ic
ienc
y
(%
)
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
2.25
40
45
50
55
60
65
70
75
80
85
90
____
V
SUPPLY
=5.5 V
V
SUPPLY
=4.5 V
V
SUPPLY
=3.5 V
V
SUPPLY
=3.2 V
Performance Curves
6
SNVU560 – August 2017
Copyright © 2017, Texas Instruments Incorporated
LM5150RUMHDEVM EVM User’s Guide
5
Performance Curves
The following curves are presented for reference, the actual field data may differ from these curves. Actual
performance data can be affected by measurement techniques, equipment setting and environmental
variables.
5.1
Efficiency
Figure 3. Efficiency
5.2
Performance During Cranking
Figure 4. Cold-Cranking Using Cranking Simulator(C1:V
SUPPLY
, C2:V
LOAD
)