User guide

GE
Data Sheet
12V Austin SuperLynx
TM
16A: Non-Isolated DC-DC Power Modules
10Vdc –14Vdc input; 0.75Vdc to 5.5Vdc output; 16A Output Current
May 7, 2013 ©2013 General Electric Company. All rights reserved. Page 8
Characteristic Curves (continued)
The following figures provide typical characteristics for the Austin SuperLynx
TM
12V SMT modules at 25ºC.
OUTPUT CURRENT OUTPUTVOLTAGE I
O
(A) (2A/div) V
O
(V) (100mV/div)
OUTPUT VOLTAGE, INPUT VOLTAGE
V
o
(V) (2V/div) V
IN
(V) (5V/div)
TIME, t (10μs/div)
TIME, t (2 ms/div)
Figure 13. Transient Response to Dynamic Load Change
from 100% of 50% full load (Vo = 5.0 Vdc, Cext = 2x150 μF
Pol
y
mer Ca
p
acitors).
Figure 16. Typical Start-Up with application of Vin with low-
ESR polymer capacitors at the output (7x150 μF) (Vin = 12Vdc,
Vo = 5.0Vdc
,
Io = 16A
,
Co = 1050
μ
F).
OUTPUT VOLTAGE On/Off VOLTAGE
V
O
V) (2V/div) V
On/off
(V) (5V/div)
OUTPUT VOLTAGE
V
O
V) (1V/div)
TIME, t (2 ms/div) TIME, t (2 ms/div)
Figure 14. Typical Start-Up Using Remote On/Off
(Vin = 12Vdc, Vo = 5.0Vdc, Io =16A).
Figure 17 Typical Start-Up with Prebias (Vin = 12Vdc, Vo =
5.0Vdc, Io = 1A, Vbias =3.3 Vdc).
OUTPUT VOLTAGE On/Off VOLTAGE
V
O
V) (2V/div) V
On/off
(V) (5V/div)
OUTPUT CURRENT, I
O
(A) (10A/div)
TIME, t (2 ms/div) TIME, t (10ms/div)
F
igure 15. Typical Start-Up Using Remote On/Off with Low-
ESR external capacitors (7x150uF Polymer)
(Vin = 12Vdc, Vo = 5.0Vdc, Io = 16A, Co = 1050μF).
Figure 18. Output short circuit Current (Vin = 12Vdc, Vo =
0.75Vdc).