Data Sheet
June 24, 2008
Austin MicroLynx
TM
II SMT Non-isolated Power Modules:
2.4 – 5.5Vdc input; 0.75Vdc to 3.63Vdc Output; 6A output current
Characteristic Curves
(continued)
The following figures provide typical characteristics for the MicroLynx
7
6
Io =6 A
Io =3 A
5
Io =0 A
4
3
2
1
0
1
1.75
2 .5
3 .2 5
4
4 .75
5.5
TM
II SMT modules at 25ºC.
OUTPUT CURRENT, OUTPUT VOLTAGE
INPUT CURRENT, I
IN
(A)
Figure 7. Input voltage vs. Input Current
(Vout =2.5Vdc).
INPUT VOLTAGE, V
IN
(V)
I
O
(A) (2A/div)
V
O
(V) (100mV/div)
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) (20mV/div)
I
O
(A) (2A/div)
TIME, t (2μs/div)
TIME, t (5
μs/div)
Figure 8. Typical Output Ripple and Noise
(Vin = 5.0V dc, Vo = 0.75 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) (20mV/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 = 5.0V dc, Vo = 3.3 Vdc, Io=6A).
Figure 12. Transient Response to Dynamic Load
Change from 50% to 100% of full load (Vo = 3.3 Vdc,
Cext = 2x150
μF
Polymer Capacitors).
LINEAGE
POWER
7
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
