JAHW050F1-S Lineage Power, JAHW050F1-S Datasheet - Page 13

• Manufacturer Part Number: JAHW050F1-S
• Manufacturer: Lineage Power

Data Sheet
November 2000
Thermal Considerations
Heat Transfer
Figure 23. JAHW050F-S Forced Convection Power
Figure 24. JAHW075F-S Forced Convection Power
Tyco Electronics Corp.
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
0
0
10
10
3.0 m/s (600 ft./min.)
2.0 m/s (400 ft./min.)
1.0 m/s (200 ft./min.)
Derating; Best Orientation
Derating; Best Orientation
LOCAL AMBIENT TEMPERATURE, T
0.1 m/s (20 ft./min.)
LOCAL AMBIENT TEMPERATURE, T
20
20
(NAT. CONV)
(continued)
30
30
3.0 m/s (600 ft./min)
2.0 m/s (400 ft./min)
1.0 m/s (200 ft./min)
0.1 m/s (20 ft./min)
40
40
(NAT. CONV)
50
JAHW050F-S and JAHW075F-S Power Modules; dc-dc Converters:
50
60
(continued)
60
70
70
80
A
80
A
(˚C)
(°C)
90 100
90 100
8-3022 (F)
36 Vdc to 75 Vdc Input, 3.3 Vdc Output; 50 W to 75 W
1-0012
Figure 25. JAHW050F-S Forced Convection Power
Figure 26. JAHW075F-S Forced Convection Power
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
0
0
3.0 m/s (600 ft./min.)
2.0 m/s (400 ft./min.)
1.0 m/s (200 ft./min.)
10
0.1 m/s (20 ft./min.)
10
Derating; Worst Orientation
Derating; Worst Orientation
LOCAL AMBIENT TEMPERATURE, T
LOCAL AMBIENT TEMPERATURE, T
20
20
(NAT. CONV)
30
30
3.0 m/s (600 ft./min)
2.0 m/s (400 ft./min)
1.0 m/s (200 ft./min)
0.1 m/s (20 ft./min)
40
40
(NAT. CONV)
50
50
60
60
70
70
80
A
80
A
(˚C)
(°C)
90 100
90 100
8-3023 (F)
1-0013
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