参数资料
型号: MAX8741EAI+
厂商: Maxim Integrated Products
文件页数: 7/34页
文件大小: 0K
描述: IC CNTRLR PWR SUP 28-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 46
应用: 控制器,笔记本电脑电源系统
输入电压: 4.2 V ~ 30 V
输出数: 2
输出电压: 3.3V,5V,2.5 V ~ 5.5 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 管件
500kHz Multi-Output Power-Supply Controllers
with High Impedance in Shutdown
Typical Operating Characteristics
(Circuit of Figure 1, Table 1, 6A/500kHz components, T A = +25°C, unless otherwise noted.)
MAXIMUM V DD OUTPUT CURRENT
100
EFFICIENCY vs. 5V OUTPUT CURRENT
100
EFFICIENCY vs. 3.3V OUTPUT CURRENT
800
vs. INPUT VOLTAGE
95
90
85
80
V+ = 6V
V+ = 15V
95
90
85
80
V+ = 6V
V+ = 15V
600
5V LOAD = 0
5V LOAD = 3A
75
70
75
70
400
65
60
55
50
ON5 = 5V
ON3 = 0V
f = 500kHz
MAX8741
65
60
55
50
ON5 = ON3 = 5V
f = 500kHz
MAX8741
200
0
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
0
5
10
15
20
5V OUTPUT CURRENT (A)
NO-LOAD INPUT CURRENT
vs. INPUT VOLTAGE
3.3V OUTPUT CURRENT (A)
V+ STANDBY INPUT CURRENT
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
SHUTDOWN INPUT CURRENT
vs. INPUT VOLTAGE
100
SKIP = V L
10,000
10
SHDN = 0V
8
10
1000
6
1
SKIP = 0V
100
4
0.1
0.01
ON5 = ON3 = 5V
NO LOAD
10
1
ON5 = ON3 = 0V
NO LOAD
2
0
0
5
10
15
20
25
30
0
5
10
15
20
25
30
0
5
10
15
20
25
30
INPUT VOLTAGE (V)
MINIMUM V IN TO V OUT DIFFERENTIAL
INPUT VOLTAGE (V)
SWITCHING FREQUENCY
INPUT VOLTAGE (V)
V L REGULATOR OUTPUT VOLTAGE
1000
vs. 5V OUTPUT CURRENT
MAX8741/42 toc07
1000
vs. LOAD CURRENT
5.00
vs. OUTPUT CURRENT
V IN = 15V
f = 500kHz
100
3.3V, V IN = 15V
4.98
ON3 = ON5 = 0V
100
f = 333kHz
10
5V, V IN = 15V
3.3V, V IN = 6.5V
4.96
4.94
V OUT > 4.8V
1
5V, V IN = 6.5V
4.92
10
0.1
4.90
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
0
10
20
30
40
50
5V OUTPUT CURRENT (A)
LOAD CURRENT (A)
OUTPUT CURRENT (mA)
_______________________________________________________________________________________
7
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MAX8741EAI+ 功能描述:电流和电力监控器、调节器 500kHz Multi-Out Pwr 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
MAX8741EAI+T 功能描述:电流和电力监控器、调节器 500kHz Multi-Out Pwr 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
MAX8741EAI-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
MAX8742EAI 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
MAX8742EAI+ 功能描述:电流和电力监控器、调节器 500kHz Multi-Out Pwr 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