Data Sheet

MP2636 –3.0A SINGLE CELL SW MODE BATTERY CHARGER WITH PPM AND 3.0A BOOST
MP2636 Rev.1.01 www.MonolithicPower.com 20
9/16/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
FUNCTIONAL BLOCK DIAGRAM (Boost Mode)
BATT+
300mV
VCC
VIN
SYS
FB
A1
A2
Control Logic&
Mode Selection
TMR
SW
VCC
Driver
V
BATT
GMV
PWM Controller
Current Setting
Mode Control
GMINI
REG
MODE
NTC
Indication&
Timer
ACOK
CHG
BOOST
EN
PWM Signal
HSMOS
LSMOS
ISET
ILIM
OLIM
FREQ
AGND
BATT
Charge
Pump
ACOK
VB
CSP
V
BATT
V
SYS_Ref
V
FB
K3*I
SYS
I
OLIM_Ref
Integration
To Current
Setting
Thermal
Shutdown
Q1 Q2
PGND
IB
0.8V
1.15V
PWIN
Figure 2 : Functional Block Diagram in Boost Mode