Texas Instruments LMQ61460-Q1, User Manual

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Output Current (A)
O
u
tpu
t Vo
ltag
e
(V
)
0 1 2 3 4 5 6 7
3.29
3.31
3.33
3.35
3.37
SNVS
V
IN
= 8 V
V
IN
= 13.5 V
V
IN
= 24 V
Figure 6-17. F
SW
= 400 kHz, 3.3 VOUT, Auto Mode
Output Current (A)
O
ut
p
u
t
Vo
lt
a
ge
(V
)
0 1 2 3 4 5 6 7
3.29
3.31
3.33
3.35
3.37
SNVS
V
IN
= 8 V
V
IN
= 13.5 V
V
IN
= 24 V
Figure 6-18. F
SW
= 400 kHz, 3.3 VOUT, FPWM Mode
Output Current (A)
O
ut
p
u
t
Vo
lt
a
ge
(V
)
0 1 2 3 4 5 6 7
4.95
4.97
4.99
5.01
5.03
5.05
5.07
5.09
5.11
SNVS
V
IN
= 8 V
V
IN
= 13.5 V
V
IN
= 24 V
Figure 6-19. F
SW
= 2.1 MHz, 5 VOUT, Auto Mode
Output Current (A)
O
ut
p
u
t
Vo
lt
a
ge
(V
)
0 1 2 3 4 5 6 7
4.95
4.97
4.99
5.01
5.03
5.05
5.07
5.09
5.11
SNVS
V
IN
= 8 V
V
IN
= 13.5 V
V
IN
= 24 V
Figure 6-20. F
SW
= 2.1 MHz, 5 VOUT, FPWM Mode
Output Current (A)
O
u
tpu
t Vo
ltag
e
(V
)
0 1 2 3 4 5 6 7
3.29
3.31
3.33
3.35
3.37
SNVS
V
IN
= 8 V
V
IN
= 13.5 V
V
IN
= 24 V
Figure 6-21. F
SW
= 2.1 MHz, 3.3 VOUT, Auto Mode
Output Current (A)
O
ut
p
u
t
Vo
lt
a
ge
(V
)
0 1 2 3 4 5 6 7
3.29
3.31
3.33
3.35
3.37
SNVS
V
IN
= 8 V
V
IN
= 13.5 V
V
IN
= 24 V
Figure 6-22. F
SW
= 2.1 MHz, 3.3 VOUT, FPWM Mode
6.4 Thermals
A thermal image of the IC was captured to determine rise in temp with a 5-V, 6-A load. The device was soaked
for 30 minutes to obtain accurate measurement.
www.ti.com LMQ61460EVM-400K Board Test Results
SNVU698B – SEPTEMBER 2020 – REVISED DECEMBER 2020
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LMQ61460EVM-400K User's Guide 15
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