Overview
The SM6T39AHE3_A/H is a surface-mount transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, designed to provide protection against voltage transients in various electronic systems. It is particularly suited for applications requiring high reliability and robust protection against inductive load switching and lightning-induced surges.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Polarity | Bidirectional | |
| Number of Channels | 1 Channel | |
| Working Voltage (VWM) | 33.3 V | V |
| Breakdown Voltage (VBR) | 37.1 to 41.0 V | V |
| Peak Pulse Power Dissipation (PPPM) | 600 W | W |
| Peak Pulse Current (IPPM) | 100 A | A |
| Operating Junction and Storage Temperature Range | -65 to +150 °C | °C |
| Package Type | SMB (DO-214AA) | |
| Termination Style | SMD/SMT | |
| Lead Plating | Matte tin plated leads |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for high reliability.
- Low inductance design.
- Meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C.
- AEC-Q101 qualified for automotive applications.
- RoHS-compliant and halogen-free options available.
- Molding compound meets UL 94 V-0 flammability rating.
Applications
The SM6T39AHE3_A/H is used in sensitive electronics to protect against voltage transients induced by inductive load switching and lightning. Common applications include:
- Consumer electronics
- Computer systems
- Industrial equipment
- Automotive systems
- Telecommunication devices
- Protection of ICs, MOSFETs, and signal lines of sensor units.
Q & A
- What is the primary function of the SM6T39AHE3_A/H diode?
The primary function is to protect electronic systems against voltage transients and surges. - What is the polarity of the SM6T39AHE3_A/H diode?
The diode is bidirectional. - What is the working voltage (VWM) of the SM6T39AHE3_A/H diode?
The working voltage is 33.3 V. - What is the peak pulse power dissipation (PPPM) of the SM6T39AHE3_A/H diode?
The peak pulse power dissipation is 600 W. - Is the SM6T39AHE3_A/H diode AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified for automotive applications. - What is the package type of the SM6T39AHE3_A/H diode?
The package type is SMB (DO-214AA). - Is the SM6T39AHE3_A/H diode RoHS-compliant?
Yes, it is RoHS-compliant and also available in halogen-free options. - What are the typical applications of the SM6T39AHE3_A/H diode?
Typical applications include consumer electronics, computer systems, industrial equipment, automotive systems, and telecommunication devices. - What is the operating junction and storage temperature range of the SM6T39AHE3_A/H diode?
The operating junction and storage temperature range is -65 to +150 °C. - What is the lead plating material used for the SM6T39AHE3_A/H diode?
The leads are matte tin plated.
