Guide to making TINY Brushed Motor Drivers with MOSFETs for RC Projects

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In this video, we’ll build 4 different Brushed DC Micro Motor Drivers using MOSFETs for driving various types of RC projects and learn how they work along the way.

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Project Files (Schematics, Gerbers, etc.):

Unidirectional (1CH) Motor Driver Parts List:
(x1) SI2300 N-Channel MOSFET -
(x1) 1N4148 Switching (Flyback) Diode -
(x1) 10K Ω (Pull-down) Resistor -
(x1) Perf Board (2x2-Pad Space) -
(x3) Wire (30AWG) -

Unidirectional (4CH) Motor Driver Parts List:
(x4) SI2300 N-Channel MOSFET -
(x4) 1N4148 Switching (Flyback) Diode -
(x4) 10K Ω (Pull-down) Resistor -
(x1) Perf Board (2x8-Pad Space) -
(x6) Wire (30AWG) -
0.31mm Enameled Copper Wire -

Bidirectional 1CH H-bridge Motor Driver Parts List:
(x2) SI2300 N-Channel MOSFET -
(x2) SI2301 P-Channel MOSFET -
(x2) BC847B NPN Transistor -
(x4) 1N4148 Switching (Flyback) Diode -
(x1) Red LED 0805 -
(x1) Capacitor 10 Microfarad (10uF) 0805 -
Resistors (0805 SMD) -
(x4) 10K Ω
(x2) 1K Ω
(x2) 100 Ω
(x1) 270 Ω
(x1) Perf Board (5x6-Pad Space) -
(x4) Wire (30AWG) -
0.31mm Enameled Copper Wire -

Bidirectional 2CH H-bridge Motor Driver Parts List:
Same as in 1CH H-bridge, but 2x as many of the following components: SI2300, SI2301, BC847B, 1N4148, 10K Ω, 1K Ω, 100 Ω.

Microcontroller: FireBeetle 2 ESP32-S3-U Board -

Motors used:
Coreless Micro Motors -
Micro Metal Geared Motor -
TT Geared Motor -

Soldering Equipment:
Soldering Iron -
Soldering Tin -
SMD Hot Plate -
Solder Paste -
Electronic Tweezers Set -
Solder Fume Extractor -
ESD Wrist Strap -

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ESP32 Camera Motion Capture & Control Application -

Projects using Motor Drivers:
FPV RC Paper Airplane -
Mini Arduino FPV Drone -
FPV RC Hot Wheels Car -
RC Battle Bot ‘Death Roll’ -

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⏱️:
00:00 - Introduction
00:59 - Uni Motor Driver
04:14 - Uni Quad Motor Driver
07:18 - H-bridge Motor Driver
11:46 - Designing Drivers' PCBs
13:39 - Making PCB Motor Drivers
17:34 - Understanding Motor Drivers
24:59 - Microcontroller + Driver Demo
26:50 - Troubleshooting
27:51 - Wrap up

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