Overview
The SM6T39CA-M3/5B is a transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, known for its high reliability and robust protection against voltage transients. The SM6T39CA-M3/5B is designed to protect sensitive electronics from voltage spikes induced by inductive load switching, lightning, and other transient events.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Voltage - Reverse Standoff (Typ) | VWM | 33.3 | V |
| Voltage - Breakdown (Min) | VBR | 37.1 | V |
| Peak Pulse Power Dissipation | PPPM | 600 | W |
| Power Dissipation | PD | 5.0 | W |
| Peak Pulse Current (Unidirectional) | IFSM | 100 | A |
| Maximum Junction Temperature | TJ max. | 150 | °C |
| Polarity | Bidirectional | ||
| Package | SMB (DO-214AA) |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- Glass Passivated Chip Junction: Enhances reliability and performance.
- RoHS-Compliant and Halogen-Free: Meets environmental standards and is suitable for commercial and automotive applications.
- High Peak Pulse Power Dissipation: Capable of handling high transient voltages up to 600 W.
- Automotive and Industrial Qualifications: AEC-Q101 qualified, making it suitable for demanding automotive and industrial environments).
- Molding Compound Meets UL 94 V-0 Flammability Rating: Ensures high safety standards).
Applications
The SM6T39CA-M3/5B is used in various applications to protect sensitive electronics against voltage transients. These include:
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer devices).
- Automotive Systems: Protection against voltage spikes in automotive electrical systems).
- Industrial Equipment: Protection of industrial control systems and sensor units).
- Telecommunication Systems: Protection of telecommunication equipment from transient voltages).
- Computer Systems: Protection of computer hardware and peripherals).
Q & A
- What is the primary function of the SM6T39CA-M3/5B?
The primary function of the SM6T39CA-M3/5B is to protect sensitive electronics from voltage transients and spikes.
- What is the typical reverse standoff voltage of the SM6T39CA-M3/5B?
The typical reverse standoff voltage (VWM) is 33.3 V).
- What is the minimum breakdown voltage of the SM6T39CA-M3/5B?
The minimum breakdown voltage (VBR) is 37.1 V).
- What is the peak pulse power dissipation capability of the SM6T39CA-M3/5B?
The peak pulse power dissipation (PPPM) is 600 W).
- What package type is the SM6T39CA-M3/5B available in?
The SM6T39CA-M3/5B is available in the SMB (DO-214AA) package).
- Is the SM6T39CA-M3/5B RoHS-compliant and halogen-free?
Yes, the SM6T39CA-M3/5B is both RoHS-compliant and halogen-free).
- What are the typical applications of the SM6T39CA-M3/5B?
Typical applications include consumer electronics, automotive systems, industrial equipment, telecommunication systems, and computer systems).
- What is the maximum junction temperature of the SM6T39CA-M3/5B?
The maximum junction temperature (TJ max.) is 150 °C).
- Is the SM6T39CA-M3/5B qualified for automotive use?
Yes, the SM6T39CA-M3/5B is AEC-Q101 qualified, making it suitable for automotive applications).
- What is the polarity of the SM6T39CA-M3/5B?
The SM6T39CA-M3/5B is a bidirectional TVS diode).
