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Hermal, Anagement – Vicor VIPAC 28 Vdc MIL-COTS User Manual

Page 18

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v i c o r p o w e r . c o m

T

HERMAL

M

ANAGEMENT

Thermal Impedance Specifications (˚C/W)

Airflow

VIPAC Chassis Natural 200 400 600 800 1000 1200

Model Prefix Config. Heat Sink Convection (LFM) (LFM) (LFM) (LFM) (LFM) (LFM)
MVC-A / MVX-A 3 Micro 0.5" L 1.98 0.77 0.53 0.45 0.39 0.36 0.33

0.5" T 1.71 0.68 0.48 0.40 0.36 0.33 0.30
1.0" L 1.68 0.58 0.42 0.36 0.32 0.30 0.28
1.0" T 1.27 0.46 0.33 0.28 0.25 0.23 0.21

MVC-B / MVX-B 2 Mini 0.5" L 1.90 0.77 0.53 0.44 0.39 0.36 0.33

0.5" T 1.67 0.69 0.48 0.41 0.37 0.33 0.31
1.0" L 1.49 0.54 0.39 0.34 0.31 0.28 0.27
1.0" T 1.22 0.47 0.33 0.28 0.25 0.23 0.21

MVC-D / MVX-D 2 Micro 0.5" L 3.13 1.28 0.89 0.74 0.66 0.59 0.54

0.5" T 2.40 1.02 0.73 0.63 0.56 0.51 0.47
1.0" L 2.81 0.97 0.70 0.60 0.54 0.50 0.46
1.0" T 1.87 0.75 0.55 0.47 0.42 0.39 0.35

MVC-E / MVX-E 1 Mini 0.5" L 3.11 1.26 0.88 0.74 0.65 0.59 0.54

0.5" T 2.39 1.01 0.73 0.62 0.56 0.51 0.47
1.0" L 2.51 0.87 0.64 0.56 0.51 0.48 0.45

1.0" T 1.76 0.70 0.52 0.44 0.40 0.37 0.33

MVC-F / MVX-F 1 Maxi 0.5" L 2.42 1.02 0.69 0.57 0.50 0.45 0.41

0.5" T 1.72 0.77 0.55 0.47 0.42 0.38 0.37
1.0" L 2.01 0.72 0.52 0.45 0.41 0.38 0.36
1.0" T 1.26 0.53 0.38 0.33 0.29 0.27 0.25

MVC-G / MVX-G 1 Micro 0.5" L 3.13 1.28 0.89 0.74 0.66 0.59 0.54

0.5" T 2.40 1.02 0.73 0.63 0.56 0.51 0.47
1.0" L 2.81 0.97 0.70 0.60 0.54 0.50 0.46
1.0" T 1.87 0.75 0.55 0.47 0.42 0.39 0.35