
SMCJ300A
- Manufacturer
- MFR.Part #
- SMCJ300A
- JLCPCB Part #
- C2994045
- Package
- SMC
- Description
- -65℃~+150℃ 1.5kW 1uA 3.1A 300V 371V 486V TVS SMC ESD and Surge Protection (TVS/ESD) ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
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 | MDD(Microdiode Semiconductor) | |
| Package | SMC | |
| Operating Temperature | -65℃~+150℃ | |
| Type | TVS | |
| Peak Pulse Power Dissipation (Ppp) | 1.5kW | |
| Clamping Voltage | 486V | |
| Voltage - Breakdown | 371V | |
| Peak Pulse Current (Ipp) | 3.1A | |
| Reverse Stand-Off Voltage (Vrwm) | 300V | |
| Reverse Leakage Current (Ir) | 1uA |

* Images are for reference only
SMCJ300A
Extended- Manufacturer
- MFR.Part #
- SMCJ300A
- JLCPCB Part #
- C2994045
- Package
- SMC
- Description
- -65℃~+150℃ 1.5kW 1uA 3.1A 300V 371V 486V TVS SMC ESD and Surge Protection (TVS/ESD) ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
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
SMCJ300A
Extended- Manufacturer
- MFR.Part #
- SMCJ300A
- JLCPCB Part #
- C2994045
- Package
- SMC
- Description
- -65℃~+150℃ 1.5kW 1uA 3.1A 300V 371V 486V TVS SMC ESD and Surge Protection (TVS/ESD) ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- SMT Assembly
- PCBA Type
- Economic and Standard
- MSL Level
- MSL 1
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
SMCJ300A Specifications
SMCJ300A technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Circuit Protection/ESD and Surge Protection (TVS/ESD) | |
| Manufacturer | MDD(Microdiode Semiconductor) | |
| Package | SMC | |
| Operating Temperature | -65℃~+150℃ | |
| Type | TVS | |
| Peak Pulse Power Dissipation (Ppp) | 1.5kW | |
| Clamping Voltage | 486V | |
| Voltage - Breakdown | 371V | |
| Peak Pulse Current (Ipp) | 3.1A | |
| Reverse Stand-Off Voltage (Vrwm) | 300V | |
| Reverse Leakage Current (Ir) | 1uA |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the SMCJ300A. Sign up to receive and start your assembly today →
- 1
Step 1 - Pre-order the parts you need from JLCPCB.
- 2
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
- 3
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

SMCJ300A Documents
SMCJ300A datasheets or manufacturer documentation.
Datasheet: SMCJ300A Datasheet (PDF)
SMCJ300A Schematic Symbol & PCB Footprint
The SMCJ300A schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.