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AS1340A-BTDT-10 参数 Datasheet PDF下载

AS1340A-BTDT-10图片预览
型号: AS1340A-BTDT-10
PDF下载: 下载PDF文件 查看货源
内容描述: 50V ,微功耗, DC-DC升压转换器 [50V, Micropower, DC-DC Boost Converter]
分类和应用: 转换器升压转换器
文件页数/大小: 16 页 / 1437 K
品牌: AMSCO [ AMS(艾迈斯) ]
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AS1340  
Datasheet - Application Information  
Inductor Selection  
For the external inductor, a 6.8µH inductor is recommended. Minimum inductor size is dependant on the desired effi-  
ciency and output current. Inductors with low core losses and small DCR at 1MHz are recommended.  
Table 4. Recommended Inductors  
Part Number  
L
DCR  
Current Rating Dimensions (L/W/T)  
Manufacturer  
Coilcraft  
www.coilcraft.com  
LPS4018-472ML_  
ME3220-472ML_  
MOS6020-472ML_  
MSS6122-472ML_  
LPS4018-682ML_  
ME3220-682ML_  
MOS6020-682ML_  
MSS6122-682ML_  
4.7µH  
4.7µH  
4.7µH  
4.7µH  
6.8µH  
6.8µH  
6.8µH  
6.8µH  
0.125Ω  
0.190Ω  
0.050Ω  
0.065Ω  
0.150Ω  
0.270Ω  
0.078Ω  
0.100Ω  
1.9A  
1.5A  
4.4x4.4x1.7mm  
3.2x2.8x2mm  
6.8x6x2.4mm  
6.1x6.1x6mm  
4.4x4.4x1.7mm  
3.2x2.8x2mm  
6.8x6x2.4mm  
6.1x6.1x6mm  
1.94A  
1.82A  
1.3A  
1.2A  
1.72A  
1.50A  
Figure 30. Efficiency Comparison of Different Inductors, VIN = 3.3V, VOUT = 18V;  
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
LPS4018-472  
MOS6020-472  
LPS4018-682  
ME3220-472  
MOS6020-682  
MSS6122-472  
ME3220-682  
MSS6122-682  
1
10  
100  
1
10  
100  
Output Current (mA)  
Output Current (mA)  
Figure 31. Efficiency Comparison of Different Inductors, VIN = 5.5V, VOUT = 18V;  
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
LPS4018-472  
MOS6020-472  
LPS4018-682  
ME3220-472  
MOS6020-682  
MSS6122-472  
ME3220-682  
MSS6122-472  
1
10  
100  
1
10  
100  
Output Current (mA)  
Output Current (mA)  
www.austriamicrosystems.com  
Revision 1.10  
12 - 16  
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