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It is applicable to the situation that the input voltage is higher than the output voltage Small size, easy to install in various small equipment High precision potentiometer is used to adjust the voltage, which is convenient to use Adjustable dc3.75v-40v to dc1.25v-35v
| Name | DC-DC Boost module | DC-DC Buck module | Current to voltage module | voltage to Current module |
| Model NO. | WS0440UP | WS4002DN | WS2010AV | WS1020VA |
| Supply voltage | / | / | 7V-36VDC（The supply voltage must be greater than the output voltage press 5V more than） | 7V-30VDC（The supply voltage must be greater than the need to revolution Changed voltage 5V more than） |
| In voltage | DC3.5V-35V | DC3.75V-40V（Input voltage ratio output voltage high 2.5V） | / | 0~2.5V、3.3V、5V、10V、15V |
| In current | / | / | 0-20mA / 4-20mA | / |
| Out voltage | DC5V—40V | DC1.25V—35V | 0-3.3V、0-5V、0-15V | / |
| Out current | 0-3A（2.3A The above output needs to be cooled） | 0-3A（2.3A The above output needs to be cooled） | / | 4-20ma / 0-20ma |
| Conversion efficiency | More than 70%. | More than 80%. | / | / |
| Output ripple | <350mV | <50mV | / | / |
| Switching frequency | 180KHz | 150KHz | / | / |
| Maximum power | 2.4A | 2.4A | / | / |
| Operating temperature | -45℃~ +85℃ | -45℃~ +85℃ | -45℃~ +85℃ | -45℃~ +85℃ |
| Operating temperature | 91*37.5*46mm | 91*37.5*46mm | 91*37.5*46mm | 91*37.5*46mm |
| Installation | Din Rail | Din Rail | Din Rail | Din Rail |
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