MAX8903A View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX8903A Datasheet PDF : 20 Pages
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2A 1-Cell Li+ DC-DC Charger for USB*
and Adapter Power
PG
LX
AC
ADAPTER
DC POWER
DC
MANAGEMENT
PWR
OK
PWM
STEP-DOWN
DOK
REGULATOR
SET
INPUT
LIMIT
USB
USB
UOK
DCM
DC MODE
USB 500mA
IUSB
LIMIT 100mA
USB USUS
SUSPEND
IDC
DC
LIMIT
USB POWER
MANAGEMENT
PWR
OK
CURRENT-
LIMITED
VOLTAGE
REGULATOR
SET
INPUT
LIMIT
INPUT AND
CHARGER
CURRENT-LIMIT
SET LOGIC
BST
CS
IC
THERMAL
REGULATION
EP
MAX8903A
Li+ BATTERY
CHARGER
AND SYS LOAD SWITCH
CHARGER
CURRENT-
VOLTAGE
CONTROL
THERMISTOR
MONITOR
(SEE FIGURE 7)
SYS
TO
SYSTEM
LOAD
ISET
BATTERY
CONNECTOR
BAT
BAT+
+
BAT-
T
THM
NTC
VL
CHARGE
CHG
TERMINATION
AND MONITOR
FLT
CHARGE
TIMER
CT
CEN
GND
Figure 1. Functional Block Diagram
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