
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Diodes/Switching Diodes | |
| Manufacturer | -- | |
| Package | TO-263LP | |
| Voltage - Forward(Vf@If) | 1.35V@5A | |
| Voltage - DC Reverse(Vr) | 400V | |
| Reverse Recovery Time (trr) | 45ns | |
| Operating Junction Temperature Range | -40℃~+150℃ | |
| Current - Rectified | 10A | |
| Reverse Leakage Current (Ir) | 20uA@400V |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
UCF10B40 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Diodes/Switching Diodes | |
| Manufacturer | -- | |
| Package | TO-263LP | |
| Voltage - Forward(Vf@If) | 1.35V@5A | |
| Voltage - DC Reverse(Vr) | 400V | |
| Reverse Recovery Time (trr) | 45ns | |
| Operating Junction Temperature Range | -40℃~+150℃ | |
| Current - Rectified | 10A | |
| Reverse Leakage Current (Ir) | 20uA@400V |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the UCF10B40. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

UCF10B40 datasheets or manufacturer documentation.
The UCF10B40 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.