108969213 Lineage Power, 108969213 Datasheet - Page 14

• Manufacturer Part Number: 108969213
• Description: Module DC-DC 1-OUT 3.3V 25A 10-Pin Quarter-Brick
• Manufacturer: Lineage Power
• Type: Step Downr

Specifications of 108969213

• Package: 10Quarter-Brick
• Output Current: 25 A
• Output Voltage: 3.3 V
• Input Voltage: 48 V
• Number Of Outputs: 1
• Switching Regulator: Yes

Lineage Power
Characteristic Curves
The following figures provide typical characteristics curves for the QRW025A0G (VO = 2.5 V) module at room temperature (TA
= 25 °C)
Figure 19.
Figure 20.
Figure 21. Output Ripple Voltage (IO = IO, max).
August 23, 2010
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
95
90
85
80
75
70
2
1
0
0
25
V
Input Voltage and Current Characteristics.
Converter Efficiency vs. Output Current.
I
= 36 V
5
35
INPUT VOLTAGE, V
OUTPUT CURRENT, I
10
45
TIME, t (1 µs/div)
V
V
I
I
= 48 V
= 75 V
15
55
I
(V)
O
(A)
I
O
I
65
20
O
I
O
= 12.5 A
= 25 A
= 0 A
36 Vdc - 75 Vdc Input, 1.2 to 3.3 Vdc Output; 25A
75
25
Tested with a 220µF aluminium and a 1.0µF ceramic capacitor
across the load.
Figure 22. Transient Response to Step Decrease in
Figure 23. Transient Response to Step Increase in
Tested with a 10µF aluminium and a 1.0µF tantalum capacitor
across the load.
Figure 24. Start-up from Remote On/Off (IO = IO, max).
Load from 50% to 25% of Full Load
(VI = 48 Vdc).
Load from 50% to 75% of Full Load
(VI = 48 Vdc).
TIME, t (100 µs/div)
TIME, t (100 µs/div)
TIME, t (1 ms/div)
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