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AAT1146IJS-0.6-T1 PDF预览

AAT1146IJS-0.6-T1

更新时间: 2024-02-14 01:30:17
品牌 Logo 应用领域
ANALOGICTECH 转换器稳压器开关式稳压器或控制器电源电路开关式控制器
页数 文件大小 规格书
20页 768K
描述
Fast Transient 400mA Step-Down Converter

AAT1146IJS-0.6-T1 技术参数

是否Rohs认证: 符合生命周期:Obsolete
包装说明:TSOJ, TSSOJ8,.09,20Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.75Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:CURRENT-MODE
JESD-30 代码:R-PDSO-J8端子数量:8
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电流:0.4 A封装主体材料:PLASTIC/EPOXY
封装代码:TSOJ封装等效代码:TSSOJ8,.09,20
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE
认证状态:Not Qualified子类别:Switching Regulator or Controllers
表面贴装:YES最大切换频率:2000 kHz
温度等级:INDUSTRIAL端子形式:J BEND
端子节距:0.5 mm端子位置:DUAL
Base Number Matches:1

AAT1146IJS-0.6-T1 数据手册

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AAT1146  
Fast Transient 400mA Step-Down Converter  
SwitchReg  
General Description  
Features  
The AAT1146 SwitchReg is a member of  
AnalogicTech's Total Power Management IC™  
(TPMIC™) product family. It is a 1.4MHz step-  
down converter with an input voltage range of 2.7V  
to 5.5V and output voltage as low as 0.6V. It is  
optimized to react quickly to a load variation.  
VIN Range: 2.7V to 5.5V  
VOUT Fixed or Adjustable from 0.6V to VIN  
27μA No Load Quiescent Current  
Up to 98% Efficiency  
400mA Max Output Current  
1.4MHz Switching Frequency  
120μs Soft Start  
Fast Load Transient  
Over-Temperature Protection  
Current Limit Protection  
The AAT1146 is available in fixed voltage versions  
with internal feedback and a programmable ver-  
sion with external feedback resistors. It can deliver  
400mA of load current while maintaining a low  
27μA no load quiescent current. The 1.4MHz  
switching frequency minimizes the size of external  
components while keeping switching losses low.  
100% Duty Cycle Low-Dropout Operation  
<1μA Shutdown Current  
SC70JW-8 Package  
Temperature Range: -40°C to +85°C  
The AAT1146 is designed to maintain high efficien-  
cy throughout the operating range, which is critical  
for portable applications.  
The AAT1146 is available in a Pb-free, space-saving  
2.0x2.1mm SC70JW-8 package and is rated over  
the -40°C to +85°C temperature range.  
Applications  
Cellular Phones  
Digital Cameras  
Handheld Instruments  
Microprocessor / DSP Core / IO Power  
PDAs and Handheld Computers  
USB Devices  
Typical Application (Fixed Output Voltage)  
VO  
VIN  
U1  
AAT1146  
L1  
3
4
VIN  
EN  
LX  
4.7μH  
1
5
8
2
OUT  
C2  
4.7μF  
C1  
4.7μF  
7
AGND PGND  
PGND PGND  
6
1146.2006.04.1.3  
1

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