Q48SK12025NRFH Delta Electronics, Q48SK12025NRFH Datasheet - Page 3

• Manufacturer Part Number: Q48SK12025NRFH
• Description: CONV DC/DC 25A 48V/IN 12V/O NEG
• Manufacturer: Delta Electronics
• Series: DELPHIr
• Type: Isolated with Remote On/Off and UVLOr

Specifications of Q48SK12025NRFH

• Output: 12V
• Number Of Outputs: 1
• Power (watts): 300W
• Mounting Type: Through Hole
• Voltage - Input: 48V
• Package / Case: 6-DIP Module, 1/4 Brick
• 1st Output: 12 VDC @ 25A
• Size / Dimension: 2.28" L x 1.45" W x 0.50" H (57.9mm x 36.8mm x 12.7mm)
• Power (watts) - Rated: 300W
• Operating Temperature: -40°C ~ 112°C
• Efficiency: 95.2%
• Approvals: cUL, UL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -
• Other names: 941-1012

DS_Q48SK12025_07012010
ELECTRICAL CHARACTERISTICS CURVES
Figure 1: Efficiency vs. load current for minimum, nominal, and
maximum input voltage at 85°C.
Figure 3: Typical full load input characteristics at room
temperature.
98
96
94
92
90
88
86
84
82
80
78
76
74
72
70
9
8
7
6
5
4
3
2
0
30
2
35
4
6
40
8
48V
45
10 12 14 16 18 20 22 24 26
INPUT VOLTAGE (V)
50
36V
55
60
75V
65
70
75
Figure 2: Power dissipation vs. load current for minimum,
nominal, and maximum input voltage at 85°C.
20
18
16
14
12
10
8
6
4
2
0
0
2
4
6
48V
8 10 12 14 16 18 20 22 24 26
36V
75V
3