Stack F405 V4 85A

The Stack F405 V4 85A is a high-performance flight controller and ESC combo designed for demanding FPV drone setups. Here are its key features:

• Flight Controller (FC):

  • Processor: STM32F405 MCU for efficient and reliable performance.

  • Gyroscope: ICM42688P for precise flight control.

  • OSD: Integrated Betaflight OSD for on-screen telemetry.

  • UART Ports: Multiple UARTs for connecting peripherals like GPS, VTX, and receivers.

  • SD Card Slot: Supports up to 4GB for Blackbox logging.

  • BEC Output: 5V/9V for powering accessories.

  • Connectivity: Bluetooth for wireless configuration via the SpeedyBee app.

• Electronic Speed Controller (ESC):

  • Current Rating: 85A continuous, with burst up to 100A.

  • Input Voltage: Supports 3S–6S LiPo batteries.

  • Firmware: BLHeli_S for smooth motor control.

  • Cooling: Aluminum heat sink and capacitors for stable performance.

  • ESC Protocols: DSHOT300/600 for precise throttle response.

This stack is ideal for FPV pilots who need a robust and feature-rich setup for high-powered drones.