MAX8903JETI+ Maxim Integrated, MAX8903JETI+ Datasheet - Page 13

• Manufacturer Part Number: MAX8903JETI+
• Description: Battery Management 2A 1-Cell Li+ DC-DC USB/Adapter Charger
• Manufacturer: Maxim Integrated
• Series: MAX8903A, MAX8903B, MAX8903C, MAX8903D, MAX8903E, MAX8903G, MAX8903H, MAX8903J, MAX8903Yr

Specifications of MAX8903JETI+

• Rohs: yes
• Battery Type: Li-Ion
• Output Voltage: 5 V
• Output Current: 1 mA
• Operating Supply Voltage: 4.1 V to 16 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: Yes
• Maximum Power Dissipation: 1666.7 mW
• Operating Supply Current: 2.3 mA
• Product Type: Charge Management
• Temperature Monitoring: Yes
• Uvlo Start Threshold: 3.2 V

Figure 1. Functional Block Diagram
Maxim Integrated
USB
LIMIT
ADAPTER
500mA
100mA
DC MODE
SUSPEND
LIMIT
USB
AC
DC
USB
USUS
DCM
IUSB
USB
UOK
DOK
IDC
DC
DC POWER
MANAGEMENT
PWR
PWR
OK
OK
USB POWER
MANAGEMENT
CURRENT-LIMIT
INPUT AND
SET LOGIC
CHARGER
PG
REGULATOR
STEP-DOWN
REGULATOR
CURRENT-
VOLTAGE
INPUT
LIMITED
LIMIT
SET
PWM
INPUT
LIMIT
SET
LX
2A 1-Cell Li+ DC-DC Chargers
for USB and Adapter Power
BST
DC
EP
REGULATION
THERMAL
CS
IC
MAX8903A–E/G/H/J/N/Y
AND SYS LOAD SWITCH
CURRENT-
CHARGER
CONTROL
AND MONITOR
Li+ BATTERY
VOLTAGE
(SEE FIGURE 7)
TERMINATION
THERMISTOR
CHARGER
MONITOR
CHARGE
MAX8903_
CHARGE
TIMER
CHG
ISET
FLT
CEN
BAT
CT
GND
SYS
THM
VL
TO
SYSTEM
LOAD
CONNECTOR
BATTERY
BAT+
NTC
BAT-
T
+
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