Overview
The SM6T18A-E3/5B is a surface-mount transient voltage suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, designed to protect sensitive electronics from voltage transients and electrostatic discharges. The SM6T18A-E3/5B is particularly suited for applications requiring high reliability and stability against electrical overstress.
Key Specifications
| Parameter | Value |
|---|---|
| Peak Pulse Power (10/1000 μs) | 600 W |
| Peak Pulse Power (8/20 μs) | 4 kW |
| Stand-off Voltage (VWM) | 18 V |
| Breakdown Voltage (VBR) | 20.5 V to 22.8 V (unidirectional) |
| Leakage Current at 25 °C | 0.2 μA |
| Maximum Junction Temperature (TJ max.) | 150 °C |
| Package Type | SMB (DO-214AA) |
| Polarity | Unidirectional |
| Lead Finishing | Matte tin plated leads |
| Compliance | UL94 V-0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102, JESD-201 class 2 whisker test |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for high reliability.
- Low inductance design.
- AEC-Q101 qualified for automotive applications (with appropriate ordering code).
- RoHS-compliant and halogen-free options available.
- High power capability with low leakage current.
- Meets various industry standards including IEC 61000-4-2 and MIL STD 883 for ESD protection.
Applications
The SM6T18A-E3/5B is used in a variety of applications to protect sensitive electronics against voltage transients and electrostatic discharges. These include:
- Consumer electronics
- Computer systems
- Industrial equipment
- Automotive systems
- Telecommunication devices
- Protection of ICs, MOSFETs, and signal lines in sensor units.
Q & A
- What is the peak pulse power of the SM6T18A-E3/5B?
The peak pulse power is 600 W (10/1000 μs) and 4 kW (8/20 μs).
- What is the stand-off voltage range for this component?
The stand-off voltage (VWM) for the SM6T18A-E3/5B is 18 V.
- Is the SM6T18A-E3/5B RoHS-compliant?
- What are the operating temperature limits for this component?
The maximum junction temperature (TJ max.) is 150 °C).
- What type of package does the SM6T18A-E3/5B use?
The component is packaged in an SMB (DO-214AA) package).
- Is the SM6T18A-E3/5B suitable for automotive applications?
- What are the compliance standards for the SM6T18A-E3/5B?
- What is the leakage current at 25 °C for this component?
- Can the SM6T18A-E3/5B protect against electrostatic discharges?
- What are some typical applications for the SM6T18A-E3/5B?
