Data Sheet
May 19, 2009
Austin MicroLynx
TM
II 12V SMT Non-isolated Power Modules:
8.3 – 14Vdc input; 0.75Vdc to 5.5Vdc Output; 6A output current
Characteristic Curves
(continued)
The following figures provide typical characteristics for the MicroLynx
TM
II 12V SMT modules at 25ºC.
4.5
4
OUTPUT CURRENT, OUTPUT VOLTAGE
INPUT CURRENT, I
IN
(A)
Io=3A
3.5
Io=0A
3
2.5
2
1.5
1
0.5
0
7
8
9
10
11
12
13
14
Figure 7. Input voltage vs. Input Current
(Vout = 3.3Vdc).
INPUT VOLTAGE, V
IN
(V)
I
O
(A) (2A/div)
V
O
(V) (100mV/div)
Io = 6A
Figure 10. Transient Response to Dynamic Load
Change from 50% to 100% of full load (Vo = 3.3Vdc).
OUTPUT CURRENT, OUTPUT VOLTAGE
V
O
(V) (100mV/div)
TIME, t (5
μs/div)
OUTPUT VOLTAGE
V
O
(V) (10mV/div)
I
O
(A) (2A/div)
TIME, t (2μs/div)
TIME, t (5
μs/div)
Figure 8. Typical Output Ripple and Noise
(Vin = 12V dc, Vo = 2.5 Vdc, Io=6A).
Figure 11. Transient Response to Dynamic Load
Change from 100% to 50% of full load (Vo = 3.3 Vdc).
OUTPUT CURRENT, OUTPUT VOLTAGE
OUTPUT VOLTAGE
V
O
(V) (10mV/div)
TIME, t (2μs/div)
I
O
(A) (2A/div)
V
O
(V) (50mV/div)
TIME, t (10μs/div)
Figure 9. Typical Output Ripple and Noise
(Vin = 12.0V dc, Vo = 3.3 Vdc, Io=6A).
Figure 12. Transient Response to Dynamic Load
Change from 50% to 100% of full load (Vo = 5.0 Vdc,
Cext = 2x150
μF
Polymer Capacitors).
LINEAGE
POWER
7
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
