Q48SK12025NRFH Delta Electronics, Q48SK12025NRFH Datasheet - Page 6

• 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 12: Input reflected ripple current, i
source inductor at nominal input voltage and rated load current
(20 mA/div
Figure 14: Output voltage ripple at nominal input voltage and
rated load current (Io=25A)(10 mV/div, 2us/div)
Load capacitance: 1µF ceramic capacitor and 10µF tantalum
capacitor. Bandwidth: 20 MHz.
，
2us/div).
s
, through a 12µH
Figure 13: Output voltage noise and ripple measurement test
setup.
Figure 15: Output voltage vs. load current showing typical
current limit curves and converter shutdown points.
14
12
10
8
6
4
2
0
0
5
10
OUTPUT CURRENT (A)
15
20
25
30
35
6