Diodes AP3422 - Manual (Page 8)

Preliminary Datasheet
Dual 1.1MHz, 800mA Synchronous DC-DC Buck Converter AP3422
Feb. 2013 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
8
Typical Performance Characteristics (Continued)
L1=L2=10 µH, C
IN1
=C
IN2
=C
OUT1
=C
OUT2
=10 µF, T
A
=25 ºC, unless otherwise noted.
Time 400 µs/div
V
OUT1
1V
V
EN
2V
V
OUT2
1V
Figure 12. Start-up from Shutdown (V
IN
=4.2V,
V
OUT1
=1.8V, V
OUT2
=1.2V, V
EN
=0 to 3.6V, I
OUT1
=I
OUT2
=400mA)