Specifications
Features
- 8-layer high-temperature PCB
- STM32G431, 170 MHz, 32-bit Arm Cortex-M4 microcontroller
- ESD/TVS protection on power inputs
- ESD protection on signal and flashing pins
- Onboard current monitoring and temperature sensing
- WS2812 signaling RGB LED
- Analog and digital signal filtering
- CAN bus ready
Operating limits
Maximum input voltage: 25.2 V, suitable for up to 6S LiPo.
| Supported battery | Up to 6S LiPo |
| 6S full-charge voltage | 25.2 V |
The 22 V figures below are test conditions, not the maximum voltage of a fully charged 6S battery. Rate every component in the power path for the battery’s full-charge voltage.
Tested operating points
| Without heatsink | |
|---|---|
| Test voltage | 22 V |
| Sustained test current | 60 A |
| Sustained test power | 1,300 W |
| Peak power | 2,200 W |
| Peak test duration | 3 seconds |
| Sustained test duration | Multiple minutes |
| With heatsink | |
|---|---|
| Test voltage | 22 V |
| Sustained test current | 120 A |
| Sustained test power | 2,600 W |
| Peak power | 3,300 W at 150 A |
| Peak test duration | 3 seconds |
| Sustained test duration | Multiple minutes |
These are reported test points, not unconditional continuous ratings. Available current depends on cooling, airflow, conductor size, switching frequency, motor load and ambient temperature. Verify the thermal design in the final installation.
Archived firmware
The downloadable PhotonDrive image identifies itself as ESCape32 revision
10.8. It predates the current ESCape32 settings reference. Use the CLI show
command to list the parameters available in the installed build.
The original product documentation lists these capabilities:
- Servo PWM and Oneshot125 with automatic throttle calibration
- Bidirectional DShot300/600/1200 with extended telemetry
- DShot modes: 3D, turtle, beacon, LED, programming
- Input modes: analog, serial, iBUS, SBUS, and CRSF
- KISS telemetry
- DShot programming through a compatible flight controller
- Reversible operation (full forward and reverse)
- Sinusoidal startup (crawler mode) and brushed-motor mode
- Proportional brake, drag brake
- Temperature, current and voltage protection
- Variable PWM frequency, active freewheeling
- Customizable startup tune
Need help with your setup? Contact us.