ltm4628 Linear Technology Corporation, ltm4628 Datasheet - Page 28

• Manufacturer Part Number: ltm4628
• Description: Ltm4628 - Dual 8a Or Single 16a Dc/dc ?module Regulator
• Manufacturer: Linear Technology Corporation

LTM4628
APPLICATIONS INFORMATION
Figures 25 and 26 show thermal images of the LTM4628
with or without BGA heat sink and no air flow or 200LFM
air flow.
28
Figure 26a. 12V
Figure 25a.12V
IN
IN
to 3.3V
to 3.3V
OUT
OUT
,16A, with Heat Sink, No Air Flow
, 16A, No Heat Sink, No Air Flow
Figure 25
Figure 26
These images equate to a paralleled 3.3V output at 16A
design operating at 92% efficiency from 12V input.
Figure 26b. 12V
Figure 25b.12V
IN
IN
to 3.3V
to 3.3V
OUT
OUT
,16A, with Heat Sink, 200LFM
, 16A, No Heat Sink, 200LFM
4628f