BIGTREETECH® SKR-3 EZ STM32H7 High Performance Main Board 480MHz 3D Printer Motherboard fit Dual Drivers TMC2209 EZ5160 COD

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Product Introduction

BIGTREETECH SKR 3 EZ V1.0 motherboard is a 32-bit 3D printer motherboard updated by the team of Shenzhen Biqu Technology Co., Ltd. for our EZ series drivers on the basis of SKR 3. It is compatible with boththe EZ series driver and the series of TMC drivers.

1.1 Product Features

2. The power chip adopts TPS5450-5A, which supports DC12/24V power input. The output current of the chip is up to 5A, and the peak value can reach 6A, which perfectly supports the power supply of Raspberry Pi.

4. Increase the protection circuit of the thermistor part to avoid the burning of the main control chip due to leakage of the heated bed or heating rod.

6. The thermistor can select the pull-up resistance value through the jumper, and support PT1000 in this way without the need for external modules, which is convenient for customers to use DIY.

8. Upgrade the configuration firmware through an SD card, the operation is simple, convenient and efficient.

10. Supports functions such as resume printing, Filament Runout Detection, Completed Shutdown, BLTouch, RGB Lights, etc.

12. Adopt a replaceable fuse for easy replacement.

14. The on-board non-self-elastic MicroSD card slot, and is SDIO working mode, which greatly speeds up the transfer rate.

16. Two types of CAN interfaces are reserved, USB port and XH2.54 6Pin terminal interface. The USB port is used to select CAN and USB through the double-pole double-throw switch, which is convenient for customers to use other accessories of the CAN interface.

18. Two types of drive sockets are used, which are compatible with our EZ series drive modules and TMC series drive modules.

20. The motor power supply supports up to 48V, and for the larger voltage when using TMC5160 and EZ5160, an isolation chip is used to protect the mainboard from burning IO.