


3SMB5918B
- Manufacturer
- MFR.Part #
- 3SMB5918B
- JLCPCB Part #
- C2940071
- Package
- SMB(DO-214AA)
- Description
- -55℃~+150℃ 1 Independent 3W 4.845V~5.355V 4Ω 5.1V 500Ω 5uA SMB(DO-214AA) Zener Diodes ROHS
- EasyEDA Libraries
- 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 | Diodes/Zener Diodes | |
| Manufacturer | LGE | |
| Package | SMB(DO-214AA) | |
| Operating Junction Temperature Range | -55℃~+150℃ | |
| Diode Configuration | 1 Independent | |
| Impedance(Zzk) | 500Ω | |
| Impedance(Zzt) | 4Ω | |
| Zener Voltage(Range) | 4.845V~5.355V | |
| Zener Voltage(Nom) | 5.1V | |
| Pd - Power Dissipation | 3W | |
| Reverse Leakage Current (Ir) | 5uA |

* Images are for reference only
3SMB5918B
Extended- Manufacturer
- MFR.Part #
- 3SMB5918B
- JLCPCB Part #
- C2940071
- Package
- SMB(DO-214AA)
- Description
- -55℃~+150℃ 1 Independent 3W 4.845V~5.355V 4Ω 5.1V 500Ω 5uA SMB(DO-214AA) Zener Diodes ROHS
- EasyEDA Libraries
- 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
3SMB5918B
Extended- Manufacturer
- MFR.Part #
- 3SMB5918B
- JLCPCB Part #
- C2940071
- Package
- SMB(DO-214AA)
- Description
- -55℃~+150℃ 1 Independent 3W 4.845V~5.355V 4Ω 5.1V 500Ω 5uA SMB(DO-214AA) Zener Diodes ROHS
- EasyEDA Libraries
- 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.
3SMB5918B Specifications
3SMB5918B technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Diodes/Zener Diodes | |
| Manufacturer | LGE | |
| Package | SMB(DO-214AA) | |
| Operating Junction Temperature Range | -55℃~+150℃ | |
| Diode Configuration | 1 Independent | |
| Impedance(Zzk) | 500Ω | |
| Impedance(Zzt) | 4Ω | |
| Zener Voltage(Range) | 4.845V~5.355V | |
| Zener Voltage(Nom) | 5.1V | |
| Pd - Power Dissipation | 3W | |
| Reverse Leakage Current (Ir) | 5uA |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the 3SMB5918B. 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.

3SMB5918B Documents
3SMB5918B datasheets or manufacturer documentation.
Datasheet: 3SMB5918B Datasheet (PDF)
3SMB5918B Schematic Symbol & PCB Footprint
The 3SMB5918B schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.