Data Sheet
March 19, 2009
EUE Series DC-DC Power Modules:
42-55/42-58Vdc Input; 12Vdc Output; 200/120W
Characteristic Curves
The following figures provide typical characteristics for the EUE200B1 (12.0V, 17A) at 25ºC. The figures are identical
for either positive or negative Remote On/Off logic.
ON/OFF VOLTAGE
O
UTPUT VOLTAGE
6
5
INPUT CURRENT (A)
Io=22A
4
3
2
Io=11A
1
0
35
40
45
50
55
Io=0A
INPUT VOLTAGE, V
IN
(V)
V
On/off
(V) (2V/div)
V
O
(V) (5V/div)
TIME, t (5 ms/div)
Figure 1. Typical Input Characteristic at Room
Temperature.
96
94
Figure 4. Typical Start-Up Using Remote On/Off,
negative logic version shown.
OUTPUT CURRENT OUTPUT VOLTAGE
V
O
(V) (100mV/div)
I
O,
(A) (5A/div)
EFFICIENCY (%)
92
90
88
86
84
82
80
0
5
Vin=42V
Vin=48V
Vin=55V
10
15
20
25
OUTPUT CURRENT, I
o
(A)
TIME, t (500μs/div)
Figure 2. Typical Converter Efficiency Vs. Output
current at Room Temperature.
Figure 5. Typical Transient Response to Step increase
in Output Load from 5A to 10A at Room Temperature
and 48 Vdc Input.
OUTPUT CURRENT OUTPUT VOLTAGE
V
O
(V) (100mV/div)
I
O,
(A) (5A/div)
53 Vin
OUTPUT VOLTAGE
V
O
(V) (50mV/div)
48 Vin
42 Vin
TIME, t (1μs/div)
TIME, t (500μs/div)
Figure 3. Typical Output Ripple and Noise at Room
Temperature and P
o
= 200W.
Figure 6. Typical Transient Response to Step decrease
in Output Load from 10A to 5A at Room Temperature
and 48 Vdc Input.
LINEAGE
POWER
5
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
