MAX8662(2007) 查看數據表（PDF） - Maxim Integrated
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产品描述 (功能)
比赛名单
MAX8662
(Rev.:2007)
(Rev.:2007)
Maxim Integrated
MAX8662 Datasheet PDF : 36 Pages
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Power-Management ICs for
Single-Cell, Li+ Battery-Operated Devices
INPUT FROM AC
ADAPTER/USB
4.1V TO 8V
C1
VLOGIC
R1
C2
SYS
OUT1
0.98V TO 3.3V AT 1.2A
C4
L1
MAIN
C5
R2
R3
ON
OFF
PWM
SKIP
SYS
OUT2
0.98V TO 3.3V AT 0.9A
C6
L2
CORE
C7
R4
R5
ON
OFF
SYS
C8
{ TRI-STATE MODE
INPUTS; SEE TABLE 2
SYS
C9
DC1
DC2
INPUT-
VOLTAGE
POK MONITOR
GND
VL 3.3V
PV1
INPUT-TO-SYS
CURRENT-
LIMITING
SWITCH
+
-
+
100mV
-
BATTERY-TO-SYS
SWITCH (ALLOWS
BAT AND DC TO SUPPLY
CURRENT TO SYS)
INPUT LIMITER
AND
THERMAL
PROTECTION
BATTERY
CHARGER
LX1
MAIN
STEP-DOWN
REGULATOR
PG1
FB1
EN1
PWM
PV2
MAX8662
MAX8663
LX2
CORE
STEP-DOWN
REGULATOR
PG2
FB2
EN2
STEP-UP
LED
DRIVER
1.5V
IN45
SL1
LDO OUTPUT-
SL2
VOLTAGE
SETTING
IN67
SYS1
SYS
SYS2
C10
BAT1
BAT2
C11
MAIN
BATTERY
THM
R6
CHG
PEN2
PEN1
CEN
CT
BATTERY THERMISTOR
VLOGIC
OK
R7
TIMEOUT
DONE
500mA
ADAPTER
OFF
C12
CHARGING
100mA
USB
ON
PSET
R8
ISET
R9
LX3
PG3
OVP
CC3
CS
BRT
EN3
REF
OUT4
EN4
OUT5
EN5
OUT6
EN6
OUT7
EN7
L3
SYS
C13
D1
OUT3 AT 30mA
C14
R10
C15
D2
D3
D4
D5
ONLY AVAILABLE
FOR THE MAX8662
D6
D7
D8
ANALOG DIMMING
(0 TO 1.5V)
PWM BRIGHTNESS
CONTROL AND ENABLE
D9 TO SYS
C3
OUT4
500mA
ON
C16
OFF
OUT5
150mA
ON
C17
OFF
OUT6
300mA
ON
C18
OFF
OUT7
150mA
ON
C19
OFF
EP
Figure 1. Block Diagram and Application Circuit
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