GE Industrial Solutions QRW010-025-035-040 Series - Manual (Page 32)

Lineage Power 32
Data Sheet
August 24, 2010 36 Vdc - 75 Vdc Input, 1.0 to 12 Vdc Output; 10 A to 40 A
QRW010/025/035/040 Series Power Modules; dc-dc Converters
Thermal Considerations (continued)
Figure 59. Output Power Derating for QRW040A0M (Vo
= 1.5V) in Transverse Orientation with No
Baseplate; Airflow direction from VIN (+) to
VIN (–); VIN = 48V.
Figure 60. Output Power Derating for QRW040A0Y (Vo
= 1.8V) in Transverse Orientation with No
Baseplate; Airflow direction from VIN (+) to
VIN (–); VIN = 48V.
Figure 61. Output Power Derating for QRW0350G (Vo =
2.5) in Transverse Orientation with No
Baseplate; Airflow direction from VIN (+) to
VIN (–); VIN = 48V.
Figure 62. Output Power Derating for QRW035A0F (Vo
= 3.3V) in Transverse Orientation with No
Baseplate; Airflow direction from VIN (+) to
VIN (–); VIN = 48V.
Figure 63. Output Power Derating for QRW025A0A (Vo
= 5V) in Transverse Orientation with No
Baseplate; Airflow direction from VIN (+) to
VIN (–); VIN = 48V.
Figure 64. Output Power Derating for QRW010A0B (Vo
= 12V) in Transverse Orientation with No
Baseplate; Airflow direction from VIN (+) to
VIN (–); VIN = 48V.
40
35
30
25
20
15
10
5
0
20 30 40 50 60 70 80 90
LOCAL AMBIENT TEMPERATURE, T (°C) A
OU
TP
UT
CU
R
R
E
N
T,
I
(A
)
O
40
35
30
25
20
15
10
5
0
20 30 40 50 60 70 80 90
LOCAL AMBIENT TEMPERATURE, T (°C) A
O
U
TP
U
T
C
U
R
R
EN
T, I
(A
)
O
40
35
30
25
20
15
10
5
0
20 30 40 50 60 70 80 90
LOCAL AMBIENT TEMPERATURE, T (°C) A
OUT
P
UT CU
R
R
ENT
, I
(A
)
O