Overview
The SM6T12AHM3/I is a surface-mount transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, which is designed to provide protection against voltage transients in a variety of electronic systems. The SM6T12AHM3/I is known for its high reliability and robust performance, making it suitable for use in sensitive electronics across multiple industries.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Breakdown Voltage | VBR | 11.4 V (unidirectional), 12.8 V (bidirectional) | V |
| Peak Pulse Current | IPPM | 36 A | A |
| Peak Pulse Power Dissipation | PPPM | 600 W | W |
| Package / Case | SMB (DO-214AA) | ||
| Power Dissipation on Infinite Heatsink | PD | 5.0 W | W |
| Peak Forward Surge Current | IFSM | 100 A (10 ms single half sine-wave) | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 °C | °C |
| Thermal Resistance, Junction to Ambient Air | RθJA | 100 °C/W | °C/W |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- Glass Passivated Chip Junction: Ensures high reliability and durability.
- High Peak Pulse Power Capability: Up to 600 W with a 10/1000 μs waveform.
- Excellent Clamping Capability: Provides effective protection against voltage transients.
- Low Inductance: Minimizes interference and ensures high-speed performance.
- AEC-Q101 Qualified: Suitable for automotive applications, ensuring high reliability and performance under harsh conditions.
- RoHS and Halogen-Free Compliance: Meets environmental standards for commercial and automotive grades.
Applications
The SM6T12AHM3/I is widely used in various applications to protect sensitive electronics against voltage transients. These include:
- Consumer Electronics: Protection for ICs, MOSFETs, and signal lines in consumer devices.
- Computing and Industrial Systems: Safeguarding against voltage spikes in computing hardware and industrial control systems.
- Automotive Systems: Protecting electronic control units (ECUs), dashboard displays, and other automotive electronics from load dump and other transient events.
- Telecommunications Equipment: Ensuring the reliability of signal lines and other critical components in telecommunications systems.
Q & A
- What is the primary function of the SM6T12AHM3/I?
The primary function of the SM6T12AHM3/I is to protect sensitive electronics against voltage transients and spikes.
- What is the peak pulse power dissipation of the SM6T12AHM3/I?
The peak pulse power dissipation is up to 600 W with a 10/1000 μs waveform.
- What package type does the SM6T12AHM3/I use?
The SM6T12AHM3/I uses the SMB (DO-214AA) package.
- Is the SM6T12AHM3/I AEC-Q101 qualified?
- What is the operating junction and storage temperature range of the SM6T12AHM3/I?
The operating junction and storage temperature range is -65 to +150 °C.
- What are the key features of the SM6T12AHM3/I package?
The package features a low profile, glass passivated chip junction, and low inductance, making it ideal for automated placement and high-speed applications.
- Is the SM6T12AHM3/I RoHS and halogen-free compliant?
- What are some typical applications of the SM6T12AHM3/I?
Typical applications include consumer electronics, computing and industrial systems, automotive systems, and telecommunications equipment.
- What is the thermal resistance of the SM6T12AHM3/I?
The thermal resistance, junction to ambient air, is 100 °C/W.
- How does the SM6T12AHM3/I protect against voltage transients?
The SM6T12AHM3/I protects against voltage transients through its excellent clamping capability and high peak pulse power dissipation.
