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AMS1073 参数 Datasheet PDF下载

AMS1073图片预览
型号: AMS1073
PDF下载: 下载PDF文件 查看货源
内容描述: 1.2A峰值输出电流 [1.2A Peak Output Current]
分类和应用:
文件页数/大小: 6 页 / 498 K
品牌: AMS [ Advanced Monolithic Systems Ltd ]
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AMS1073
TYPICAL APPLICATION CIRCUITS
D3
1N4148
(Optional)
V
IN
5
C1
10uF
4
IN
BS
1
C2
10nF
EN
OFF ON
Notes:
1) D3 can be installed if V
IN
< 5V
2) D2 can be installed if V
OUT
< 5V
3) No need for both D2 and D3
AMS1073
SW
6
L1
4.7uH
D2
1N4148
(Optional)
D1
C3
22uF
V
OUT
3.3V
GND
FB
3
U1
R2
16.2K
R1
49.9K
Vout=0.81X(1+R1/R2)
1.4MHz, 3.3V Output at 1A Step-Down Converter
Resistor Selection for Common Output Voltages
V
OUT
(V)
1.8
2.5
3.3
5
R1 (kΩ)
80.6 (1%)
49.9 (1%)
49.9 (1%)
49.9 (1%)
R2 (kΩ)
64.9 (1%)
23.7 (1%)
16.2 (1%)
9.53 (1%)
5
Advanced Monolithic Systems
http://www.ams-semitech.com