BETAFPV F4 2-3S 20A AIO FC V1 Flight Controller for HD VTX Drones

Introduction

The BETAFPV F4 2-3S 20A AIO FC V1 is a high-performance flight controller meticulously engineered for FPV drones utilizing HD VTX systems. It is optimized for 2-3S power configurations, delivering an improved flight experience with enhanced agility and power. This FC is designed to solve common issues like screen blackout during high throttle by providing stable power, making it ideal for professional builds and demanding FPV pilots.

Key advantages

• Designed for HD VTX systems with dual BEC (9V@2A for DJI O3, 5V@3A for accessories) to prevent voltage drops and screen issues.
• Features a new 6-pin DJI O3 PMU connector for easy, solder-free installation, making it beginner-friendly.
• 2-3S power range with 20A ESC (25A peak) offers increased thrust and superior control for dynamic flights.
• Upgraded onboard receiver with power cutoff option and additional UART ports (TX3, RX3) for external devices.
• Redesigned solder pads and rear-mounted USB port ensure easier, more secure soldering and convenient computer tuning.
• Integrated ELRS 2.4G receiver, 16M Blackbox, barometer, and current sensor for comprehensive flight data and control.
• Supports GPS, HD VTX, external receivers, and other peripherals via multiple UART ports.
• Robust STM32F405RGT6 processor ensures smooth and reliable flight performance.

Technical specifications

• Weight: 5.58g (without motor connectors & power cable), 5.92g (with motor connectors)
• Mounting Hole Size: 26mm x 26mm
• Processor: STM32F405RGT6 (168MHz)
• Gyro: ICM42688P (SPI Connection)
• Receiver: Built-in Serial ELRS 2.4G
• RX Firmware Version: BETAFPV AIO 2400 RX ELRS V2.5.2
• Antenna: Enameled wire
• Blackbox Memory: 16MB
• Sensors: Barometer (BMP280), Voltage and Current sensor
• 5V BEC: 5V 3A@8V
• 9V BEC: 9V 2A@8V
• USB Port: 4-pin SH1.0
• Built-in ESC Continuous Current: 20A
• Built-in ESC Peak Current: 25A
• ESC Input Voltage: 2-3S
• FC Firmware Version: Betaflight_4.4.1_BETAFPVF405
• ESC Firmware: C_X_70_48_V0.19.2.hex for BB51 Bluejay hardware
• Signal Support: D-shot300, D-shot600

Applications

This flight controller is ideal for building and upgrading FPV drones, particularly those focused on high-definition video transmission. It is suitable for freestyle FPV flying, racing drones, and custom UAV builds that require stable power delivery for components like the DJI O3 Air Unit. Its compatibility with ELRS and multiple UARTs also makes it a great choice for drone enthusiasts looking to integrate GPS and other external modules.

Compatibility

The BETAFPV F4 2-3S 20A AIO FC V1 is compatible with 2-3S LiPo batteries. It features a 6-pin connector for DJI O3 VTX, a 4-pin SH1.0 USB port for configuration, and multiple UART ports (including TX3 and RX3) for connecting receivers, GPS modules, and other peripherals. The mounting pattern is 26mm x 26mm, common for many FPV drone frames.

FAQ

What is the BETAFPV F4 2-3S 20A AIO FC V1 designed for?

The BETAFPV F4 2-3S 20A AIO FC V1 is specifically designed for FPV drones utilizing HD VTX systems, such as the DJI O3 Air Unit. It supports 2-3S batteries and offers stable power delivery for enhanced flight performance and reliability.

What are the main advantages of the dual BEC system?

The dual BEC system provides stable 9V@2A power for the DJI O3 HD VTX and 5V@3A for external devices. This prevents screen blackout issues caused by voltage drops during high throttle maneuvers, ensuring a consistent FPV experience.

Is the installation of the DJI O3 Air Unit with this FC easy?

Yes, it features a new 6-pin DJI O3 PMU connector that allows for easy, solder-free installation. This simplifies the build process, making it more beginner-friendly and reducing assembly complexity.

What are the technical specifications of the BETAFPV F4 2-3S 20A AIO FC V1?

It features an STM32F405RGT6 processor, ICM42688P gyro, built-in ELRS 2.4G receiver, 16MB Blackbox, barometer, and current sensor. The ESC offers 20A continuous and 25A peak current, supporting 2-3S input voltage. It has dual BECs (9V/2A and 5V/3A) and multiple UART ports.

Where can I buy the BETAFPV F4 2-3S 20A AIO FC V1 with reliable delivery?

You can buy the BETAFPV F4 2-3S 20A AIO FC V1 at HTDRONE. We offer fast shipping within Poland and reliable worldwide delivery via DHL for international customers. Check our shop for the best deals and order yours today!