ULQ-1.2/15-D48 Datel, Inc., ULQ-1.2/15-D48 Datasheet - Page 13

• Manufacturer Part Number: ULQ-1.2/15-D48
• Description: DC/DC Power Converters
• Manufacturer: Datel, Inc.

1 5 - 2 5 A M P , S I N G L E O U T P U T C O N V E R T E R S
94
90
86
82
78
74
70
93
91
89
87
85
83
81
79
77
1
2
ULQ-3.3/15-D48 Efficiency vs. Line Voltage and Load Current
ULQ-3.3/20-D48 Efficiency vs. Line Voltage and Load Current
2
4
3
4
6
5
V
8
Load Current (Amps)
Load Current (Amps)
IN
6
V
= 75V
IN
= 48V
7
V
10
IN
V
= 75V
V
IN
8
IN
= 48V
= 36V
12
V
9
IN
= 36V
Typical Performance Curves, 3.3V Models
10
14
11
16
12
13
18
14
15
20
13
25
20
15
10
18
15
12
5
0
9
6
3
0
–40
–40
ULQ-3.3/15-D48
Output Current vs. Ambient Temperature
(V
ULQ-3.3/20-D48
Output Current vs. Ambient Temperature
(V
IN
IN
0
0
= 48V, air flow direction from Input pin to Output pin)
= 48V, air flow direction from Input pin to Output pin)
25
25
30
30
100 lfm
35
35
40
40
Natural Convection
200 lfm
45
45
Ambient Temperature (°C)
Ambient Temperature (°C)
50
50
55
55
300 lfm
100 lfm
60
60
200 lfm
65
65
300 lfm
70
70
400 lfm
ULQ Models
75
75
80
80
85
85
90
90
95 100
95 100