Overview
The SM15T39AHE3/9AT is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is designed to provide protection against voltage transients and electrical overstress in various electronic systems. It is part of the SM15T series, known for its high reliability and performance in harsh environments.
Key Specifications
| Parameter | Value |
|---|---|
| Type | TVS Diode (Unidirectional) |
| Voltage - Reverse Standoff (Typ) | 33.3V |
| Voltage - Breakdown (Min) | 37.1V |
| Power Dissipation | 1.5 kW |
| Package | DO-214AB (SMC) |
| Pins | 2 |
| AEC-Q101 Qualified | Yes |
Key Features
- High surge capability: 1.5 kW peak pulse power dissipation.
- Low profile SMC (DO-214AB) package.
- AEC-Q101 qualified, making it suitable for automotive applications.
- Unidirectional configuration for single-direction protection.
- High reliability and stability in harsh environments.
Applications
The SM15T39AHE3/9AT TVS diode is widely used in various applications requiring protection against voltage transients and electrical overstress. These include:
- Automotive systems: Due to its AEC-Q101 qualification, it is suitable for use in automotive electronics.
- Industrial control systems: Protects against voltage spikes and surges in industrial control circuits.
- Telecommunications: Used in telecom equipment to safeguard against transient voltages.
- Consumer electronics: Provides protection in consumer electronic devices such as TVs, computers, and other sensitive equipment.
Q & A
- What is the primary function of the SM15T39AHE3/9AT diode?
The primary function is to protect electronic circuits from voltage transients and electrical overstress. - What is the typical reverse standoff voltage of the SM15T39AHE3/9AT?
The typical reverse standoff voltage is 33.3V. - What is the minimum breakdown voltage of the SM15T39AHE3/9AT?
The minimum breakdown voltage is 37.1V. - What is the peak pulse power dissipation of the SM15T39AHE3/9AT?
The peak pulse power dissipation is 1.5 kW. - What package type is the SM15T39AHE3/9AT available in?
The SM15T39AHE3/9AT is available in the DO-214AB (SMC) package. - Is the SM15T39AHE3/9AT AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications. - How many pins does the SM15T39AHE3/9AT have?
The SM15T39AHE3/9AT has 2 pins. - What are some common applications of the SM15T39AHE3/9AT?
Common applications include automotive systems, industrial control systems, telecommunications, and consumer electronics. - Why is the SM15T39AHE3/9AT used in automotive systems?
It is used in automotive systems due to its AEC-Q101 qualification and high reliability in harsh environments. - What is the significance of the unidirectional configuration of the SM15T39AHE3/9AT?
The unidirectional configuration provides protection in one direction, which is often sufficient for many applications where bidirectional protection is not required.
