Data Sheet
January 20, 2009
Austin Lynx
TM
SMT Non-isolated Power Modules:
3.0 – 5.5Vdc Input; 0.75Vdc to 3.63Vdc Output; 10A output current
Characteristic Curves
(continued)
The following figures provide typical characteristics for the Austin Lynx
TM
SMT modules at 25ºC.
OUTPUT CURRENT, OUTPUT VOLTAGE
V
O
(V) (50mV/div)
OUTPUT VOLTAGE
INPUT VOLTAGE
V
On/off
(V) (2V/div)
I
O
(A) (5A/div)
V
O
(V)(1V/div)
TIME, t (20μs/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
Polymer Capacitors).
OUTPUT VOLTAGE
V
O
(V)(1V/div)
Figure 16. Typical Start-Up with application of Vin
(Vin = 5.5Vdc, Vo = 3.3Vdc, Io = 10A).
OUTPUT VOLTAGE
V
On/off
(V) (5V/div)
On/Off VOLTAGE
TIME, t (2 ms/div)
INPUT VOLTAGE
V
On/off
(V) (2V/div)
V
O
(V)(1V/div)
TIME, t (2 ms/div)
Figure 14. Typical Start-Up Using Remote On/Off (Vin
= 5.0Vdc, Vo = 3.3Vdc, Io = 10.0A).
Figure 17 Typical Start-Up Using Remote On/Off with
Prebias (Vin = 3.3Vdc, Vo = 1.8Vdc, Io = 1.0A, Vbias
=1.0Vdc).
OUTPUT VOLTAGE
V
O
(V)(1V/div)
OUTPUT CURRENT,
On/Off VOLTAGE
V
On/off
(V) (5V/div)
TIME, t (2 ms/div)
I
O
(A) (10A/div)
TIME, t (10ms/div)
F
igure 15. Typical Start-Up Using Remote On/Off with
Low-ESR external capacitors (Vin = 5.5Vdc, Vo =
3.3Vdc, Io = 10.0A, Co = 1050μF).
Figure 18. Output short circuit Current (Vin =
5.0Vdc, Vo = 0.75Vdc).
LINEAGE
POWER
8
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
