Electrical specifications, Continued) – GE Industrial Solutions Austin MegaLynx User Manual
Page 3
Data Sheet
April 19, 2011
Austin MegaLynx
TM
: Non-Isolated DC-DC Power Modules:
4.5 – 5.5Vdc input; 0.8 – 3.63Vdc output; 30A output current
6.0 – 14Vdc input; 0.8 – 5.5Vdc output; 25A output current
LINEAGE
POWER
3
Electrical Specifications
(continued)
Parameter
Device
Symbol
Min
Typ
Max
Unit
Output Voltage Set-point
All
V
O, set
-1.5
⎯
+1.5 %
V
O, set
(V
IN
=V
IN,min
, I
O
=I
O, max
, T
ref
=25°C)
Output Voltage
All
V
O, set
–3.0 +3.0
%
V
O, set
(Over all operating input voltage, resistive
load, and temperature conditions until end
of life)
Adjustment Range
Selected by an external resistor
ATH V
O
0.8 3.63
Vdc
ATS V
O
0.8 5.5
Vdc
Output
Regulation
Line (V
IN
=V
IN, min
to V
IN, max
) All
0.1
%
V
O, set
Load (I
O
=I
O, min
to I
O, max
) All
0.4
%
V
O, set
Temperature (T
ref
=T
A, min
to T
A, max
) All
0.5
1
%
V
O, set
Output Ripple and Noise on nominal output
(V
IN
=V
IN, nom
and I
O
=I
O, min
to I
O, max
C
OUT
= 0.01μF // 0.1μF // 10μF ceramic
capacitors)
Peak-to-Peak (5Hz to 20MHz bandwidth)
V
o
≤ 2.5V
50
mV
pk-pk
Peak-to-Peak (5Hz to 20MHz bandwidth)
2.5V < V
o
≤ 3.63V
75
mV
pk-pk
Peak-to-Peak (5Hz to 20MHz bandwidth)
V
o
> 3.63V
100
mV
pk-pk
External Capacitance
ESR ≥ 1 mΩ All
C
O, max
0
2,000
µF
ESR ≥ 10 mΩ All
C
O, max
0
10,000
µF
Output Current (V
IN
= 5Vdc/12Vdc)
ATH025/ATS025
I
o
0 25
Adc
Output Current (V
IN
= 5Vdc)
ATH030
I
o
0 30
Adc
Output Current Limit Inception (Hiccup
Mode)
All I
O, lim
120
%
I
omax
Output Short-Circuit Current
All
I
O, s/c
20
%
I
omax
(V
O
≤250mV) ( Hiccup Mode )
Efficiency V
O,set
= 0.8dc
η
82.0
%
V
IN
=12Vdc, T
A
=25°C V
O,set
= 1.2Vdc
η
84.0
%
I
O
=25A
,
V
O
= V
O,set
V
O,set
= 1.5Vdc
η
88.0
%
V
O,set
= 1.8Vdc
η
89.5
%
V
O,set
= 2.5Vdc
η
91.0
%
V
O,set
= 3.3Vdc
η
92.5
%
V
O,set
= 5.0Vdc
η
94.0
%
Efficiency V
O,set
= 0.8dc
η
84.0
%
V
IN
=5Vdc, T
A
=25°C V
O,set
= 1.2Vdc
η
88.5
%
I
O
=30A
,
V
O
= V
O,set
V
O,set
= 1.5Vdc
η
90.0
%
V
O,set
= 1.8Vdc
η
91.0
%
V
O,set
= 2.5Vdc
η
93.0
%
V
O,set
= 3.3Vdc
η
95.0
%
Switching Frequency, Fixed
All
f
sw
⎯
300
⎯
kHz