参数资料
型号: MAX1902EAI+
厂商: Maxim Integrated Products
文件页数: 8/33页
文件大小: 0K
描述: IC CNTRLR PWR SPLY LN 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: 4
输出电压: 2.5 V ~ 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, Low-Noise Power-Supply
Controllers for Notebook Computers
Typical Operating Characteristics (continued)
(Circuit of Figure 1, Table 1, 6A/500kHz components, T A = +25 ° C, unless otherwise noted.)
REF OUTPUT VOLTAGE
2.505
2.500
2.495
vs. OUTPUT CURRENT
V IN = 15V
ON3 = ON5 = 0
0
0
STARTUP WAVEFORMS
MAX1901 toc11
RUN
5V/div
3.3V OUTPUT
2V/div
TIME
2V/div
2.490
0
0
5V OUTPUT
5V/div
2.485
0
1
2 3 4
OUTPUT CURRENT (mA)
5
6
2ms/div
SEQ = V L , O.O1 μ F CAPACITOR ON TIME
5V LOAD TRANSIENT RESPONSE
MAX1901 toc12
5V OUTPUT
5OmV/div
AC-COUPLED
3.3V LOAD TRANSIENT RESPONSE
MAX1901 toc13
3.3V OUTPUT
5OmV/div
AC-COUPLED
10V
0
5A
0
20 μ s/div
V IN = 8V, I OUT = 1A TO 5A
V LX5
10V/div
I LX5
5A/div
10V
0
5A
0
20 μ s/div
V IN = 8V, I OUT = 1A TO 5A
V LX3
10V/div
I LX3
5A/div
8
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