Pixhawk Holybro 4 Mini Overview
The Pixhawk® Holybro 4 Mini autopilot is designed for engineers and hobbyists who are looking to tap into the power of Pixhawk 4 but are working with smaller drones. Pixhawk 4 Mini takes the FMU processor and memory resources from the Pixhawk 4 while eliminating interfaces that are normally unused. This allows the Pixhawk 4 Mini to be small enough to fit in a 250mm racer drone.
Pixhawk 4 Mini was designed and developed in collaboration with Holybro® and Auterion®. It is based on the Pixhawk FMUv5 design standard and is optimized to run PX4 flight control software.





FAQ – Holybro Pixhawk 4 Mini UAV Autopilot Flight Controller
1. What is the Pixhawk 4 Mini used for?
It is a compact autopilot flight controller designed for smaller-frame UAVs that demand high-performance features.
2. Does it support popular autopilot firmware platforms?
Yes, it supports the PX4 open-source stack and is also compatible with the ArduPilot ecosystem.
3. What are its key specifications?
It uses an STM32F765 processor with 2 MB flash and 512 KB RAM. On-board sensors include an accelerometer/gyroscope, magnetometer, and barometer.
4. What power input requirements does it support?
It accepts power brick input around 4.75–5.5 V, USB input around 4.75–5.25 V, and a servo rail up to 24 V with current sensing capability.
5. How many outputs and interfaces are available?
It provides multiple PWM outputs, UARTs, I2C, SPI, and CAN bus for connecting peripherals and sensors.
6. Is this product suitable for industrial UAV deployments?
Yes, its high-performance hardware and compact design make it suitable for professional and light-industrial UAVs.
Specifications
- Model Number: Pixhawk 4 mini
- Package: Yes
- Model Number: Pixhawk 4 mini
- Dimension: 38x55x15.5mm
- Operating temperature: -40 ~ 85°c
- Case Material: Aluminum
- PWM Output: 8
- Memory: 2MB
- RAM: 512KB
- Weight: 37.2g
- USB Power Input: 4.75~5.25V
- Power Brick Input: 4.75~5.5V
- Main FMU Processor: STM32F765
- Main FMU Processor: STM32F765
- 32 Bit Arm® Cortex®-M7, 216MHz, 2MB memory, 512KB RAM
- On-board sensors:
- Accel/Gyro: ICM-20689
- Accel/Gyro: BMI055
- Magnetometer: IST8310
- Barometer: MS5611
- GPS: ublox Neo-M8N GPS/GLONASS receiver; integrated magnetometer IST8310
- 8 PWM outputs
- 4 dedicated PWM/Capture inputs on FMU
- Dedicated R/C input for CPPM
- Dedicated R/C input for Spektrum / DSM and S.Bus with analog / PWM RSSI input
- 3 general purpose serial ports
- 2 I2C ports
- 3 SPI buses
- 1 CANBuses for CAN ESC
- Analog inputs for voltage / current of battery
- 2 additional analog input
- Power Brick Input: 4.75~5.5V
- USB Power Input: 4.75~5.25V
- Servo Rail Input: 0~24V
- Max current sensing: 120A
Product contents
Product contents
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1 review for Pixhawk Holybro 4 Mini ,UAV Autopilot Flight Controller
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Olivia King –
빠르고 좋은 서비스였습니다.