GE Industrial Solutions QBVE078A0S10R4 Barracuda Series - Manual (Page 11)

GE
Data Sheet
QBVE078A0S10R4 Barracuda Series; DC-DC Converter Power Modules
45-56Vdc Input; 10.4Vdc, 78.0A, 810W Output
January 15, 2014 ©2012 General Electric Company. All rights reserved. Page 11
OUTPU
T CURRENT, I
O
(A)
LOCAL AMBIENT TEMPERATURE, T
A
(C)
Figure 22. Output Current Derating for the Base plate
QBVE068A0S10R4xx-H in the Transverse Orientation; Airflow
Direction from Vin(-) to Vin(+); Vin = 54V.
OUTPU
T CURRENT, I
O
(A)
LOCAL AMBIENT TEMPERATURE, T
A
(C)
Figure 23. Output Current Derating for the Base plate
QBVE068A0S10R4xx-H + 0.6” Heat Sink in the Transverse
Orientation; Airflow Direction from Vin(-) to Vin(+); Vin = 54V.
OUTPUT CURRE
NT, I
O
(A
)
LOCAL AMBIENT TEMPERATURE, T
A
(C)
Figure 24. Output Current Derating for the Base Plate
QBVE068A0S10R4xx-H in the Longitudinal Orientation;
Airflow Direction from Vout to Vin; Vin = 54V.
OUTPUT CURRE
NT,
I O
(A
)
LOCAL AMBIENT TEMPERATURE, T
A
(C)
Figure 25. Output Current Derating for the Base Plate
QBVE068A0S10R4xx-H + 0.6” Heat Sink in the Longitudinal
Orientation; Airflow Direction from Vout to Vin; Vin = 54V.