Owner's manual

GE
Data Sheet
12V Austin MicroLynx
TM
5A: Non-Isolated DC-DC Power Modules
10Vdc –14Vdc input; 0.75Vdc to 5.5Vdc output; 5A Output Current
May 6, 2013 ©2013 General Electric Company. All rights reserved. Page 7
Characteristic Curves (continued)
The following figures provide typical characteristics for the MicroLynx
TM
12V SMT modules at 25ºC.
INPUT CURRENT, I
IN
(A)
0
0.5
1
1. 5
2
2.5
3
3.5
4
6 8 10 12 14
Io = 0A
Io = 5A
Io = 2.5A
OUTPUT CURRENT, OUTPUT VOLTAGE I
O
(A) (2A/div) V
O
(V) (100mV/div)
INPUT VOLTAGE, V
IN
(V)
TIME
,
t
(
5
μ
s/div
)
Figure 7. Input voltage vs. Input Current
(Vout = 5.0Vdc).
Figure 10. Transient Response to Dynamic Load Change from
50% to 100% of full load (Vo = 3.3Vdc).
OUTPUT VOLTAGE
V
O
(V) (10mV/div)
OUTPUT CURRENT, OUTPUT VOLTAGE I
O
(A) (2A/div) V
O
(V) (100mV/div)
TIME, t (2μs/div) TIME, t (5 μs/div)
Figure 8. Typical Output Ripple and Noise
(Vin = 12V dc, Vo = 0.75 Vdc, Io=5A).
Figure 11. Transient Response to Dynamic Load Change from
100% to 50% of full load (Vo = 3.3 Vdc).
OUTPUT VOLTAGE V
O
(V) (10mV/div)
OUTPUT CURRENT, OUTPUT VOLTAGE I
O
(A) (2A/div) V
O
(V) (50mV/div)
TIME, t (2μs/div) TIME, t (10μs/div)
Figure 9. Typical Output Ripple and Noise
(Vin = 12.0V dc, Vo = 5.0 Vdc, Io=5A).
Figure 12. Transient Response to Dynamic Load Change from
50% to 100% of full load (Vo = 5.0 Vdc, Cext = 2x150 μF
Polymer Capacitors).