
SpeedyBee F745 35A BLS 25.5×25.5 AIO Flight Controller
Check out all of our SpeedyBee Products!
**This is an AIO board (All-in-one) if you’re interested in a SpeedyBee Stack, consider the SpeedyBee F7 V3 BL32 50A stack.
We suggest you use this AIO on your 3.5″ to 5″ cinewhoops/long-range or lightweight quads. For quads below 3.5″,
you should carefully check if your quad has enough room for this AIO.









| Overview | |
| Product Name | SpeedyBee F745 35A BLS AIO | 
| Power Input | 3S – 6S Lipo | 
| Mounting | 25.5 x 25.5mm, 3mm hole diameter | 
| Dimension | 36.5mm(L) x 36.5mm(W) x 7mm(H), recommended for quads at 3.5″ or above | 
| Weight | 10.1g | 
| FC | |
| MCU | STM32F745 | 
| IMU(Gyro) | MPU6000 | 
| USB Connection | Need to solder a USB TYPE-C module to D+,D-,GND pads. | 
| Barometer | BMP280 | 
| OSD | Supported | 
| BLE Bluetooth | Supported. Used for parameter configuration | 
| Flash FC Firmware Wirelessly | Supported | 
| Download/Analyze Blackbox | Supported | 
| DJI Air Unit 6-pin Connector | Built-in. | 
| Flash(for BlackBox) | 8MB | 
| Current Sensor | Supported. Scale=256 | 
| BetaFlight Camera Control Pad | Yes(CC pad) | 
| 5V Output | 4 groups of 5V output. The total current load is 2.5A. | 
| 9V Output | None | 
| 3.3V Output | Supported. Up to 500mA current load. | 
| ESC Signal Pads | M1 – M4 | 
| UART | Full UART * 4(UART1, UART2, UART3,UART4) | 
| ESC Telemetry UART | None | 
| I2C | Supported. | 
| LED Pad | Used for WS2812 LED | 
| Buzzer | BZ+ and BZ- pad used for 5V Buzzer | 
| BOOT Button | Used to enter DFU mode | 
| RSSI Input | Not supported | 
| SmartPort | Use any TX pad of UART for the SmartPort feature. | 
| Supported Flight Controller | BetaFlight(Default) | 
| Firmware Target Name | SPEEDYBEE F745AIO | 
| ESC | |
| Power Input | 3-6S LiPo | 
| Continuous Current | 35A * 4 | 
| Burst Current | 45A(5S) | 
| ESC Protocol | DSHOT300/600 | 
| Power Output | VBAT | 
| Current Sensor | Supported(Sacle=256) | 
| Firmware | BLHeli_S JH40 | 






				



Manual(EN)