Overview
The SM6T12A-M3/5B is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, designed to protect sensitive electronic equipment against electrostatic discharges, electrical overstress, and voltage transients. The SM6T12A-M3/5B is particularly suited for applications requiring high reliability and stability in various industries, including consumer electronics, telecommunications, automotive, industrial automation, and healthcare.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power (10/1000 μs) | 600 | W |
| Peak Pulse Power (8/20 μs) | 4 kW | |
| Stand-off Voltage Range | 5 V to 188 V | |
| Breakdown Voltage (VBR) Unidirectional | 6.8 V to 220 V | |
| Breakdown Voltage (VBR) Bidirectional | 6.8 V to 220 V | |
| Leakage Current at 25 °C | 0.2 μA | |
| Leakage Current at 85 °C | 1 μA | |
| Maximum Junction Temperature (Tj max) | 150 °C | |
| Package Type | SMB (DO-214AA) | |
| Lead Finishing | Matte tin plated leads | |
| Compliance | UL94 V-0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102 E3, and MIL-STD-750 |
Key Features
- Low Profile Package: Ideal for automated placement and suitable for high-end equipment.
- Glass Passivated Chip Junction: Ensures high reliability and stability.
- High Power Capability: 600 W peak pulse power with a 10/1000 μs waveform.
- Low Inductance: Enhances performance in high-speed applications.
- Unidirectional and Bidirectional Types: Available to suit various application needs.
- Compliance with Standards: Meets UL94 V-0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102 E3, and MIL-STD-750 standards.
- AEC-Q101 Qualified: Available for automotive applications.
Applications
The SM6T12A-M3/5B TVS diode is used in a variety of applications to protect sensitive electronics against voltage transients and electrostatic discharges. These include:
- Consumer electronics: Protection for smartphones, tablets, and other portable devices.
- Telecommunications: Used in routers, base stations, and satellite systems.
- Automotive: Protects electronic systems in vehicles, including infotainment and safety systems.
- Industrial automation: Safeguards control systems, sensors, and other industrial equipment.
- Healthcare: Ensures the reliability of medical devices and equipment.
- Wireless communication devices: Protects against surges and transients in wireless communication systems.
Q & A
- What is the peak pulse power capability of the SM6T12A-M3/5B?
The peak pulse power capability is 600 W with a 10/1000 μs waveform and 4 kW with an 8/20 μs waveform.
- What is the stand-off voltage range for this TVS diode?
The stand-off voltage range is from 5 V to 188 V.
- What are the leakage current values at different temperatures?
The leakage current is 0.2 μA at 25 °C and 1 μA at 85 °C.
- What is the maximum junction temperature for this component?
The maximum junction temperature (Tj max) is 150 °C.
- What type of package does the SM6T12A-M3/5B come in?
The component is packaged in an SMB (DO-214AA) package.
- Is the SM6T12A-M3/5B compliant with automotive standards?
Yes, it is AEC-Q101 qualified for automotive applications.
- What are the lead finishing and solderability specifications?
The leads are matte tin plated and solderable per J-STD-002 and JESD 22-B102 E3.
- What standards does the SM6T12A-M3/5B comply with?
It complies with UL94 V-0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102 E3, and MIL-STD-750 standards.
- Can the SM6T12A-M3/5B be used in bidirectional applications?
Yes, bidirectional versions are available, denoted by the 'CA' suffix.
- What is the typical application of the SM6T12A-M3/5B?
It is typically used to protect sensitive electronics against voltage transients induced by inductive load switching and lightning.
