Custom Buck Converter

2 months ago

Profile:Custom buck-boost circuit

Open source license: Public Domain

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Description

this will demonstrate basic functionality of a buck-boost converter. input voltage rage 3-24V. Output voltage range 10V ~ (input voltage). Max output current 0.25A. 

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Buck Converter

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PCB_Custom Buck Converter

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BOM

ID Name Designator Footprint Quantity
1 470p C1 RAD-0.3 1
2 1N414 D1 SOD-123FL_L2.6-W1.6-LS3.4-RD 1
3 Input J1 HDR-M-2.54_1X2 1
4 Output J2 HDR-M-2.54_1X2 1
5 1m L1 L_AXIAL-0.4 1
6 BC337 Q1 TO-92-3_L4.9-W3.7-P1.27-L 1
7 MJE2955 Q2 TO-220-3_L10.0-W4.5-P2.54-L 1
8 BC546 Q3 TO-92-3_L4.9-W3.7-P1.27-L 1
9 47K R1 R_AXIAL-0.3 1
10 4.7K R2 R_AXIAL-0.3 1
11 470 R3 R_AXIAL-0.3 1
12 10K RP1 RES-ADJ-TH_3386P 1
13 10V U1 DIODE-ZENER 1

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