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MP2315 is synchronous DC buck converter that widely available as cheap 12-24V to USB module. This is an attemp to recreate such module and evaluating the output performance. This design based on reference from the datasheet and mps online tools DC-DC designer tools




dual power

dual power 25


ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part Mounted
1 MP2315GJ-Z U1 TSOT-23-8 1 MP2315GJ-Z MPS LCSC C45889 Yes
2 33.2k R27 0603 1 RS-03K3322FT FH LCSC C304736 Yes
3 22uF C24,C25 1206 2 1206B226K100NT FH LCSC C105475 Yes
4 100nF C23,C22,C26 0603 3 C1608X7R1H104KT000N TDK LCSC C56476 Yes
5 10uF C21 1206 1 C3216X7R1V106KT000E TDK LCSC C76666 Yes
6 10uH L21 IND-707050 1 MWSA0603-100MT Sunlord LCSC C132141 Yes
7 33pF C27 0603 1 0603CG330J500NT FH LCSC C91368 Yes
8 7.5K R22 0603 1 RS-03K7502FT FH LCSC C140071 Yes
9 40.2K R21 0603 1 RS-03K4022FT FH LCSC C286588 Yes
10 20KΩ R23 0603 1 0603WAF2002T5E UniOhm LCSC C4184 Yes
11 75KΩ R25 0603 1 0603WAF7502T5E UniOhm LCSC C23242 Yes
12 100KΩ R26 0603 1 RS-03K1003FT FH LCSC C115320 Yes
13 20Ω R24 0603 1 RC0603FR-0720RL YAGEO LCSC C125758 Yes
14 ME6211C33M5G-N U2 SOT-23-5 1 ME6211C33M5G-N MICRONE LCSC C82942 Yes
15 10uF C29 0805 1 0805B106K160NT FH LCSC C92341 Yes
16 Header-Female-2.54_1x8 P1 HDR-8X1/2.54 1 Female headerHDR1X8-2.54 BOOMELE LCSC C27438 Yes
17 2.2uF C28 0603 1 0603B225K160NT FH LCSC C43922 Yes




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