
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Circuit Protection/ESD and Surge Protection (TVS/ESD) | |
| Manufacturer | hongjiacheng | |
| Package | DO-214AC(SMA) | |
| Operating Temperature | -55℃~+150℃ | |
| Type | TVS | |
| Number of Channels | 1 | |
| Peak Pulse Power Dissipation (Ppp) | 400W | |
| level of protection | IEC 61000-4-2 | |
| Clamping Voltage | 64.5V | |
| Polarity | Unidirectional | |
| Voltage - Breakdown | 49.1V | |
| Peak Pulse Current (Ipp) | 6.2A | |
| Reverse Stand-Off Voltage (Vrwm) | 40V | |
| Reverse Leakage Current (Ir) | 1uA |

* 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.
SMAJ40A technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Circuit Protection/ESD and Surge Protection (TVS/ESD) | |
| Manufacturer | hongjiacheng | |
| Package | DO-214AC(SMA) | |
| Operating Temperature | -55℃~+150℃ | |
| Type | TVS | |
| Number of Channels | 1 | |
| Peak Pulse Power Dissipation (Ppp) | 400W | |
| level of protection | IEC 61000-4-2 | |
| Clamping Voltage | 64.5V | |
| Polarity | Unidirectional | |
| Voltage - Breakdown | 49.1V | |
| Peak Pulse Current (Ipp) | 6.2A | |
| Reverse Stand-Off Voltage (Vrwm) | 40V | |
| Reverse Leakage Current (Ir) | 1uA |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the SMAJ40A. 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.

The SMAJ40A schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.