Holybro Kakute H743 Wing Flight Controller for Fixed Wing & VTOL Drones

Introduction

The Holybro Kakute H743 Wing is a sophisticated flight controller meticulously designed for fixed-wing and VTOL (Vertical Take-Off and Landing) aircraft. It integrates a high-speed STM32 H743 processor running at 480 MHz, along with CAN bus support, making it a powerful choice for demanding aerial platforms. This FC is built to deliver exceptional performance and reliability for both hobbyists and professionals in the fixed-wing drone sector.

Key Advantages

• High-Performance STM32 H743 MCU: Operates at a blazing 480 MHz for swift processing and complex flight control algorithms.
• Advanced IMU: Features a high-precision, low-noise ICM-42688-P IMU for accurate flight stabilization.
• CAN Bus Support: Enables robust communication with other compatible peripherals via the CAN interface.
• Dual Camera Input Switch: Easily switch between two camera feeds, ideal for diverse aerial photography or monitoring setups.
• Multiple BEC Outputs: Integrated 5V, 6V/8V, and 9V/12V BECs provide flexible power solutions for various components.
• ON/OFF Pit Switch: Conveniently control power to peripherals like VTX or cameras.
• Integrated Sensors: Built-in voltage and current sensors, plus a BMP280 barometer for altitude hold capabilities.
• Plug-and-Play Connectivity: Simplified setup with dedicated ports for GPS, CAN, and I2C devices.
• Compact and Low-Profile Design: Fits seamlessly into smaller and more compact drone frames.
• Software Compatibility: Supports popular firmware like INAV (6.1.1+) and Ardupilot (4.4+).

Technical Specifications

• MCU: STM32H743, 480 MHz, 1MB RAM, 2MB Flash
• IMU: ICM-42688P (SPI3)
• Barometer: BMP280 (I2C4)
• OSD: AT7456E (SPI2)
• Blackbox: MicroSD card slot on SDMMC2
• UARTs: 7x (1, 2, 3, 5, 6, 7, 8) with built-in inversion
• PWM Outputs: 14x
• CAN: 1x
• ADC: 5x (Bat1/Curr1, Bat2/Curr2, RSSI)
• I2C: 3x (I2C1 & I2C2 for external, I2C4 for onboard sensors)
• LEDs: 3x for FC STATUS (Blue, Red) and 3.3V indicator (Green)
• USB/DFU: USB Type-C connector
• Camera Switch: Dual camera input switch
• Power Switch: 5V/9V(12V) switch for camera/VTX
• Current Sensor: 90A continuous, 220A peak
• Battery Voltage Sensor: 5K:25.5K (Scale 1800 in INAV, BATT_VOLT_MULT 18.18 in ArduPilot)
• Static Power Consumption: 160mA @ 5V
• PDB Input Voltage: 10~36V (3~8S LiPo)
• ESC Power Pads: 1x
• PDB Current Sense: 90A continuous, 220A peak (Scale 275 in INAV, 36 A/V in ArduPilot)
• 5V BEC Output: 5.15 +/- 0.1V DC, 2A continuous, 3A peak
• 9V/12V BEC Output: 2A continuous, 3A peak (12V option via jumper)
• Vx BEC Output: Adjustable voltage (6V default, 8V option via jumper), 6A continuous, 8A peak (for servos)
• 3.3V BEC Output: Linear regulator, 200mA continuous
• Mounting Pattern: 25 x 25 mm, M2 mounting holes
• Dimensions: 45 x 30 x 13.5 mm
• Weight: 28g (with USB extender)

Applications

This flight controller is ideally suited for a wide range of fixed-wing FPV drones, autonomous UAVs, aerial photography platforms, mapping drones, and custom VTOL aircraft. Its robust feature set makes it excellent for complex builds requiring precise control and reliable operation.

Compatibility

Supports standard LiPo batteries from 3S to 8S. Features multiple UART ports for GPS, telemetry, and other peripherals. Compatible with INAV and Ardupilot firmware. Standard 25x25mm mounting pattern with M2 holes ensures compatibility with many frames.

FAQ

What is the Holybro Kakute H743 Wing flight controller designed for?

The Holybro Kakute H743 Wing is specifically engineered for fixed-wing and VTOL (Vertical Take-Off and Landing) aircraft. It provides advanced flight control capabilities suitable for a wide range of UAV applications, from FPV to professional mapping.

What are the main technical advantages of the Kakute H743 Wing?

It boasts a powerful STM32 H743 480MHz MCU, a high-precision ICM-42688-P IMU, CAN bus support, dual camera input switching, and multiple configurable BEC outputs (5V, 6V/8V, 9V/12V). It also includes integrated sensors for voltage, current, and barometric pressure.

Which firmware versions are compatible with the Holybro Kakute H743 Wing?

This flight controller supports popular and robust firmware platforms including INAV version 6.1.1 and newer, as well as Ardupilot version 4.4 and newer. This ensures flexibility and access to the latest features.

Where can I buy the Holybro Kakute H743 Wing flight controller?

You can buy the Holybro Kakute H743 Wing flight controller at HTDRONE. We offer fast shipping within Poland and reliable worldwide delivery via DHL, ensuring you receive your order promptly.

What are the power input requirements for this flight controller?

The Kakute H743 Wing supports a wide input voltage range of 10~36V, which corresponds to 3S to 8S LiPo batteries. This makes it versatile for various power setups.