VOXL Mini 4-in-1 ESC Datasheet
Hardware Overview
This Mini ESC is targeted for aerial vehicles under 750g. For vehicles up to 1500g, please use the VOXL 4-in-1 ESC.
Dimensions
M0129 VOXL Mini 4-in-1 ESC 3D CAD 
Specifications
| Details | |
|---|---|
| Power Input | 2-4S Lipo (6-18V) |
| Power Output Regulated | 3.8V @ 5A |
| Performance | |
| Features | Open-loop control (set desired % power) |
| Closed-loop RPM control (set desired RPM), used in PX4 driver | |
| Regenerative braking | |
| Smooth sinusoidal spin-up | |
| Tone generation using motors | |
| Real-time RPM, temperature, voltage, current feedback via UART | |
| Communications | Supported by VOXL 2, VOXL 2 Mini, VOXL Flight, VOXL and Flight Core |
| Dual Bi-directional UART up to 2Mbit/s (3.3VDC logic-level) | |
| Connectors | 4-pin JST GH for UART communication, solder pads for 3.8V output |
| Hardware | MCU : STM32F051K86 @ 48Mhz, 64KB Flash |
| Mosfet Driver : MP6531 | |
| Mosfets : CSD17575Q3 (N-channel) | |
| Current Sensing : 0.5mOhm + INA186 (total current only) | |
| ESD Protection : Yes (on UART and PWM I/O) | |
| Temperature Sensing : Yes | |
| On-board Status LEDs : Yes | |
| Weight (no wires) : 5.87g | |
| Motor Connectors: N/A (solder pads) | |
| PX4 Integration | Supported in PX4 1.12 and higher |
| Available here in developer preview | |
| Resources | Manual |
| PX4 Integration User Guide |