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Building a maximum power point tracker (MPPT) - The Byte Sized Engineer | DigiKey

Powering your electronics project using a solar panel can be fun, but how do you know if you're extracting and utilizing all the power a panel can provide? I built a maximum power point tracking solar charge controller to make sure I could extract all the power available from my solar panel. Full bill of materials can be found here: https://www.digikey.com/en/mylists/list/6UR93Q1BYV Github repository with all source files can be found here: https://github.com/bytesizedengineering/mppt-charge-controller Byte Sized Engineer channel - https://www.youtube.com/@bytesizedengineering Maker.io - https://www.digikey.com/en/maker DigiKey’s Blog – TheCircuit https://www.digikey.com/en/blog Connect with Digi-Key on Facebook https://www.facebook.com/digikey.electronics/ And follow us on X https://twitter.com/digikey Video Chapters: 00:00 Introduction 00:27 Solar panel specifications 02:09 Measuring a power curve 04:12 Graphing a power curve 05:18 Using a buck converter SMPS 06:08 Designing my own MPPT charge controller 06:35 Using the typical application circuit of the BQ24650 07:36 Assembling the custom PCB 09:23 Testing and troubleshooting the PCB 12:03 Writing MPPT firmware 13:35 Connecting a solar panel to the MPPT charge controller

8/27/2024 1:28:21 PM

Part List

图片制造商零件编号描述可供货数量价格查看详情
EVAL BOARD FOR BQ24650BQ24650EVM-639EVAL BOARD FOR BQ2465030 - 立即发货$967.03查看详情
MOSFET 2N-CH 40V 20A PPAK SO8SI7288DP-T1-GE3MOSFET 2N-CH 40V 20A PPAK SO897794 - 立即发货$16.85查看详情
FIXED IND 10UH 3A 105 MOHM SMDIHLP2525CZER100M01FIXED IND 10UH 3A 105 MOHM SMD8111 - 立即发货$9.52查看详情
FIXED IND 1.5UH 9A 15 MOHM SMDIHLP2525CZER1R5M01FIXED IND 1.5UH 9A 15 MOHM SMD11571 - 立即发货$8.71查看详情
DIODE ARR SCHOT 30V 200MA SOT233BAT54CDIODE ARR SCHOT 30V 200MA SOT23315126 - 立即发货$0.81查看详情
LED GREEN CLEAR CHIP SMDLTST-C190GKTLED GREEN CLEAR CHIP SMD2061728 - 立即发货$1.77查看详情
LED RED CLEAR CHIP SMDLTST-C190KRKTLED RED CLEAR CHIP SMD1078 - 立即发货$1.77查看详情
RES 0.02 OHM 0.5% 1/4W 1206WSL1206R0200DEARES 0.02 OHM 0.5% 1/4W 120612037 - 立即发货$19.78查看详情
RES 0.01 OHM 0.5% 1/4W 1206WSL1206R0100DEARES 0.01 OHM 0.5% 1/4W 120612181 - 立即发货$14.08查看详情
CAP CER 10UF 35V X7R 1206CGA5L1X7R1V106M160ACCAP CER 10UF 35V X7R 12065330 - 立即发货$7.24查看详情
CAP CER 4.7UF 35V X7R 0805GRM21BZ7YA475ME15LCAP CER 4.7UF 35V X7R 080515181 - 立即发货$2.77查看详情
CAP CER 1UF 35V X7R 0603CGA3E1X7R1V105K080ACCAP CER 1UF 35V X7R 0603558414 - 立即发货$1.95查看详情
CAP CER 0.1UF 35V X7R 0402CGA2B3X7R1V104K050BBCAP CER 0.1UF 35V X7R 0402794577 - 立即发货$1.06查看详情
CAP CER 2.2UF 35V X7R 1206CGA5L3X7R1V225K160ABCAP CER 2.2UF 35V X7R 1206202 - 立即发货$3.26查看详情
RES SMD 100K OHM 0.5% 1/16W 0603RR0816P-104-DRES SMD 100K OHM 0.5% 1/16W 06031313670 - 立即发货$0.81查看详情
RES SMD 499K OHM 0.5% 1/10W 0603RNCF0603DTE499KRES SMD 499K OHM 0.5% 1/10W 060316680 - 立即发货$0.81查看详情
RES SMD 36K OHM 0.5% 1/16W 0603RR0816P-363-DRES SMD 36K OHM 0.5% 1/16W 060327832 - 立即发货$0.81查看详情
RES 5.23K OHM 1% 1/10W 0603RC0603FR-075K23LRES 5.23K OHM 1% 1/10W 0603193443 - 立即发货$0.81查看详情
RES 30.1K OHM 1% 1/10W 0603RMCF0603FT30K1RES 30.1K OHM 1% 1/10W 0603128134 - 立即发货
1005000 - 厂方库存
$0.81查看详情
RES 10 OHM 1% 1/10W 0603RC0603FR-0710RLRES 10 OHM 1% 1/10W 0603258664 - 立即发货$0.81查看详情