V048K120T025 Datasheet, PDF (9/15 Pages) Vicor Corporation – V, I ChipTM-VTM Voltage Transformation Module

Configuration Option
PRELIMINARY
Configuration
Effective power density
Junction-Board
thermal resistance
Junction-Case
thermal resistance
Junction-Ambient
thermal resistance 300LFM
Inboard⁽¹⁾
(Figure 14)
1750 W/in³
2.1 °C/W
1.1 °C/W
6.5 °C/W
Notes:
(1) Surface mounted to a 2" x 2" FR4 board, 4 layers 2 oz Cu
(2) Pin Fin heat sink available as a separate item
21.5
0.85
Onboard⁽¹⁾
(Figure 15)
1090 W/in³
2.4 °C/W
1.1 °C/W
6.8 °C/W
Inboard with 0.25"
Pin Fins⁽²⁾
680 W/in³
2.1 °C/W
N/A
5.0 °C/W
Onboard with 0.25"
Pin Fins⁽²⁾
550 W/in³
2.4 °C/W
N/A
5.0 °C/W
22.0
0.87
32.0
32.0
1.26
1.26
4.0
6.3
0.16
0.25
INBOARD MOUNT
mm
(V•I Chip recessed into PCB)
in
ONBOARD MOUNT
mm
in
Figure 14—Inboard mounting – package K
Figure 15—Onboard mounting – package F
vicorpower.com 800-735-6200
V•I Chip Voltage Transformation Module
V048K120T025
Rev. 1.0
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