LSN2 Series
Non-isolated, DOSA-SIP, 6/10/16A
Selectable-Output DC/DC Converters
Figure 1. LSN2 Series Simpli?ed Schematic
TECHNICAL NOTES
Typical topology is shown
I/O Filtering and Noise Reduction
All models in the LSN2 Series are tested and speci?ed with external 1 || 10μF
ceramic/tantalum output capacitors and a 22μF tantalum input capacitor.
These capacitors are necessary to accommodate our test equipment and
may not be required to achieve desired performance in your application. The
LSN2's are designed with high-quality, high-performance internal I/O caps,
and will operate within spec in most applications with no additional external
components.
In particular, the LSN2's input capacitors are speci?ed for low ESR and are
fully rated to handle the units' input ripple currents. Similarly, the internal out-
put capacitors are speci?ed for low ESR and full-range frequency response.
In critical applications, input/output ripple/noise may be further reduced using
?ltering techniques, the simplest being the installation of external I/O caps.
External input capacitors serve primarily as energy-storage devices. They
minimize high-frequency variations in input voltage (usually caused by IR
drops in conductors leading to the DC/DC) as the switching converter draws
pulses of current. Input capacitors should be selected for bulk capacitance
(at appropriate frequencies), low ESR, and high rms-ripple-current ratings.
The switching nature of modern DC/DCs requires that the dc input voltage
source have low ac impedance at the frequencies of interest. Highly inductive
source impedances can greatly affect system stability. Your speci?c system
con?guration may necessitate additional considerations.
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相关PDF资料
LSN2-T/30-D12-C CONV DC/DC 150W 30A 0.8-5V SIP
LSS-T/10-W12-C CONV DC/DC 60W 10A .6-6V SIP
LTM4600HVIV#PBF IC DC/DC UMODULE 10A 104-LGA
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LTM4601AIY#PBF IC DC/DC UMODULE 12A 133-BGA
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相关代理商/技术参数
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LSN2-T/16-W3NG-C 功能描述:DC/DC转换器 52.8W5V/0.75-3.3V16A RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
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