参数资料
型号: MAX8734AEEI+
厂商: Maxim Integrated Products
文件页数: 15/33页
文件大小: 0K
描述: IC PWR SUPPLY CONTROLLER 28QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
应用: 电源控制器
输入电压: 4.5 V ~ 24 V
电流 - 电源: 25µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-QSOP
供应商设备封装: 28-QSOP
包装: 管件
High-Efficiency, Quad-Output, Main Power-
Supply Controllers for Notebook Computers
V IN 7V TO 24V
5V ALWAYS ON
50 ?
VCC
1 μ F
4.7 μ F
V+
LDO5
ILIM3
V CC
ILIM5
1 μ F
1/2
D1
10 μ F
1/2
0.1 μ F
CMPSH-3A
10 μ F
10 μ F
D1
10 ?
BST5
BST3
10 ?
N1
FDS6612A
DH5
MAX8734A
DH3
N3
FDS6612A
0.1 μ F
0.1 μ F
5V
L5
LX5
LX3
L3
3.3V
C5
D3
EP10QY03
470pF*
N2
IRF7811AV
DL5
TON
DL3
SEE
TABLE
470pF*
N4
IRF7811AV
D2
EP10QY03
C3
OUT5
FB5
OUT3
FB3
V CC
100k ?
ON
OFF
V CC
REF
SHDN
ON5
ON3
GND
REF
0.22 μ F
PGOOD
SKIP
PRO
LDO3
3.3V ALWAYS ON
4.7 μ F
1M ?
*OPTIONAL CAPACITANCE BETWEEN
LX AND PGND (CLOSE TO THE IC) ONLY
REQUIRED FOR ULTRASONIC MODE
FREQUENCY-DEPENDENT COMPONENTS
5V/3.3V SMPS
SWITCHING FREQUENCY
L3
L5
C3
C5
Figure 2. MAX8734A Typical Application Circuit
TON = V CC
200kHz/300kHz
4.7 μ H
7.6 μ H
470 μ F
330 μ F
TON = GND
400kHz/500kHz
3.0 μ H
5.6 μ H
220 μ F
150 μ F
______________________________________________________________________________________
15
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MAX8734AEEI+ 功能描述:电流和电力监控器、调节器 Quad-Out Main Power Supply Controller RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
MAX8734AEEI+G104 功能描述:电流和电力监控器、调节器 High-Efficiency Quad-Output Main Power-Supply Controllers for Notebook Computers RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
MAX8734AEEI+T 功能描述:电流和电力监控器、调节器 Quad-Out Main Power Supply Controller RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
MAX8734AEEI+TG104 功能描述:电流和电力监控器、调节器 High-Efficiency Quad-Output Main Power-Supply Controllers for Notebook Computers RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
MAX8734AEEI-T 功能描述:电流和电力监控器、调节器 RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel