Data Sheet
MP2636 –3.0A SINGLE CELL SW MODE BATTERY CHARGER WITH PPM AND 3.0A BOOST
MP2636 Rev.1.01 www.MonolithicPower.com 24
9/16/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
OPERATION FLOW CHART (Continued)
Normal Boost
Operation
V
SYS
<V
BATT
+100mV?
No
Output current loop
keeps I
SYS
=I
OLMT
,
V
SYS
decreases
V
SYS
<3.8V?
1ms Timer
Expires?
Yes No
I
L
>4A?
Boost Shutdown
Start 1ms Timer
Yes
No
No
I
SYS
> I
OLIM
?
No
120s Blanking
Time pass?
Yes
Yes
No
Yes
Output Current Limit and Protection
Yes
Figure 6: Operation Flow Chart in Boost Mode