Datasheet

LTM4628
25
4628fe
For more information www.linear.com/LTM4628
APPLICATIONS INFORMATION
Table 2. 1.0V Output
DERATING CURVE V
IN
(V) POWER LOSS CURVE AIR FLOW (LFM) HEAT SINK
θ
JA
(°C/W)
Figures 13, 14, 15 5, 12, 24 Figure 11 0 None 9.5 to 11
Figures 13, 14, 15 5, 12, 24 Figure 11 200 None 6.4
Figures 13, 14, 15 5, 12, 24 Figure 11 400 None 5.6
Figures 16, 17, 18 5, 12, 24 Figure 11 0 BGA Heat Sink 9.0 to 10.5
Figures 16, 17, 18 5, 12, 24 Figure 11 200 BGA Heat Sink 6.5
Figures 16, 17, 18 5, 12, 24 Figure 11 400 BGA Heat Sink 4.8
Table 3. 3.3V Output
DERATING CURVE V
IN
(V) POWER LOSS CURVE AIR FLOW (LFM) HEAT SINK
θ
JA
(°C/W)
Figures 19, 20, 21 5, 12, 24 Figure 12 0 None 9.5 to 11
Figures 19, 20, 21 5, 12, 24 Figure 12 200 None 6.75
Figures 19, 20, 21 5, 12, 24 Figure 12 400 None 6.4
Figures 22, 23, 24 5, 12, 24 Figure 12 0 BGA Heat Sink 9.0 to 10.5
Figures 22, 23, 24 5, 12, 24 Figure 12 200 BGA Heat Sink 6.3
Figures 22, 23, 24 5, 12, 24 Figure 12 400 BGA Heat Sink 4.8
HEAT SINK MANUFACTURER PART NUMBER WEBSITE
Aavid Thermalloy 375424B00034G www.aavid.com