Datasheet

LTM4628
27
4628fe
For more information www.linear.com/LTM4628
APPLICATIONS INFORMATION
Figures 25 and 26 show thermal images of the LTM4628
in LGA package with or without BGA heat sink and no air
flow or 200LFM air flow.
Figure 25a.12V
IN
to 3.3V
OUT
, 16A, No Heat Sink, No Air Flow Figure 25b.12V
IN
to 3.3V
OUT
, 16A, No Heat Sink, 200LFM
These images equate to a paralleled 3.3V output at 16A
design operating at 92% efficiency from 12V input.
Figure 26a. 12V
IN
to 3.3V
OUT
,16A, with Heat Sink, No Air Flow Figure 26b. 12V
IN
to 3.3V
OUT
,16A, with Heat Sink, 200LFM
Figure 25
Figure 26