MAX8662ETM+ Maxim Integrated Products, MAX8662ETM+ Datasheet - Page 21

• Manufacturer Part Number: MAX8662ETM+
• Description: IC POWER MANAGE 48-TQFN-EP
• Manufacturer: Maxim Integrated Products

Specifications of MAX8662ETM+

• Applications: Handheld/Mobile Devices
• Current - Supply: 900µA
• Voltage - Supply: 4.1 V ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 1. Block Diagram and Application Circuit
MAIN
CORE
*OPTIONAL.
SYS
SYS
0.98V TO 3.3V AT 1.2A
0.98V TO 3.3V AT 0.9A
OFF
OFF
VLOGIC
INPUTS; SEE TABLE 2
Single-Cell, Li+ Battery-Operated Devices
OUT1
OUT2
TRI-STATE MODE
INPUT FROM AC
ADAPTER/USB
SYS
SYS
______________________________________________________________________________________
4.1V TO 8V
R3
R5
R1
SKIP
ON
ON
C5
C7
{
R2
R4
C4
C6
PWM
C8
C9
C2
C1
L1
L2
DC1
DC2
POK
GND
VL
FB1
EN1
PWM
FB2
EN2
PV1
LX1
PG1
PV2
LX2
PG2
IN45
SL1
SL2
IN67
MONITOR
VOLTAGE
3.3V
INPUT-
LDO OUTPUT-
VOLTAGE
SETTING
STEP-DOWN
REGULATOR
STEP-DOWN
REGULATOR
MAIN
CORE
INPUT-TO-SYS
CURRENT-
LIMITING
SWITCH
Power-Management ICs for
BAT AND DC TO SUPPLY
100mV
CURRENT TO SYS)
SWITCH (ALLOWS
BATTERY-TO-SYS
INPUT LIMITER
MAX8662
MAX8663
PROTECTION
E P
THERMAL
AND
+
-
+
-
STEP-UP
DRIVER
LED
1.5V
CHARGER
BATTERY
OUT4
OUT5
OUT6
OUT7
SYS1
SYS2
PEN2
PEN1
PSET
BAT2
BAT1
THM
ISET
CHG
CEN
OVP
CC3
PG3
BRT
EN3
EN4
EN5
EN6
EN7
LX3
REF
CT
CS
C3, 0.1μF
BATTERY THERMISTOR
PWM BRIGHTNESS
CONTROL AND ENABLE
ANALOG DIMMING
(0 TO 1.5V)
R7
1kΩ
D1
ADAPTER
0.22μF
L3
500mA
DONE
C14
C15
ON
ON
ON
ON
OFF
OK
R10
C10
C12
R8
R9
R6
C11
C13
OFF
OFF
OFF
OFF
OUT3 AT 30mA
CHARGING
TIMEOUT
100mA
USB
ON
MAIN
BATTERY
VLOGIC
SYS
SYS
C16
C17
C18
C19
D2
D3
D4
D5
D6
D7
D8
D9 TO SYS*
ONLY AVAILABLE
FOR THE MAX8662
OUT4
500mA
OUT5
150mA
OUT6
300mA
OUT7
150mA
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