参数资料
型号: MAX8594ETG+T
厂商: Maxim Integrated Products
文件页数: 15/22页
文件大小: 0K
描述: IC PMIC W/DC-DC SUP 24-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 手持/移动设备
电源电压: 3.1 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-WFQFN 裸露焊盘
供应商设备封装: 24-TQFN-EP(4x4)
包装: 带卷 (TR)
5-Output PMICs with DC-DC Core Supply for
Low-Cost PDAs
MAX8594
POWER
INPUT
C1
1 μ F
IN
MAX8594A
LDO
CONTROL
MAIN
C2
4.7 μ F
3.3V, 500mA
MAIN
ON
OFF
ENM
LDO
CONTROL
SDIG
C3
4.7 μ F
3.3V, 500mA
SD CARD SLOT
ON
OFF
ENSD
COR2
1.8V, 50mA
ON
OFF
ON
OFF
ENC2
ENC1
LDO
CONTROL
PV
C4
2.2 μ F
COR2
TO IN
C5
1.8V/1.3V
1.3V/1V
CV
PWM
BUCK
LXC
0 μ F
L2
C6
2.2 μ F
1.3V OR 1.8V (MAX8594A)
1V OR 1.3V (MAX8594)
400mA
PGND
2.2 μ H
COR1
FB
TO PV
COR1
SW
LCD
ON
ENL
MAINOK
LCD OFF
SWITCH
L1 10 μ H
MURATA
C7
4.7 μ F
OFF
TO MAIN
R8
1M ?
RS
LCD
BOOST
LXL
LFB
LQH32C
R1
2.2M ?
C9
47pF
LCD
C8 15V
1 μ F
TO MAIN
20ms AFTER
COR1 OK
GND
R2
200k ?
R7
1M ?
LBO
REF
REF
TO MAIN
R6
1M ?
IN
C10
0.1 μ F
Figure 2. Block Diagram
DBO
LBI
DBI
TO IN
TO IN
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