Overview
The SM6T39AHM3/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 transient voltage suppression.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Reverse Standoff (Typ) | 33.3 | V |
| Peak Pulse Power Dissipation (10/1000 μs waveform) | 600 | W |
| Peak Pulse Current (10/1000 μs waveform) | 11.1 | A |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | 5.0 | W |
| Peak Forward Surge Current (10 ms single half sine-wave, unidirectional only) | 100 | A |
| Operating Junction and Storage Temperature Range | -65 to +150 | °C |
| Package | SMB (DO-214AA) | |
| Polarity | Unidirectional | |
| AEC-Q101 Qualified | Yes | |
| RoHS Compliant | Yes |
Key Features
- Low profile package ideal for automated placement
- Glass passivated chip junction for enhanced reliability
- Available in unidirectional configuration
- 600 W peak pulse power capability with a 10/1000 μs waveform
- Excellent clamping capability and low inductance
- Meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C
- AEC-Q101 qualified for automotive applications
- Halogen-free and RoHS-compliant
Applications
The SM6T39AHM3/H is used in sensitive electronics to protect against voltage transients induced by inductive load switching and lightning. It is suitable for various industries including consumer, computer, industrial, automotive, and telecommunications. Specific applications include protection of ICs, MOSFETs, and signal lines of sensor units.
Q & A
- What is the peak pulse power dissipation of the SM6T39AHM3/H?
The peak pulse power dissipation is 600 W with a 10/1000 μs waveform.
- What is the typical reverse standoff voltage for this component?
The typical reverse standoff voltage is 33.3 V.
- Is the SM6T39AHM3/H AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified for automotive applications.
- What is the operating junction and storage temperature range?
The operating junction and storage temperature range is -65 to +150 °C.
- What package type does the SM6T39AHM3/H use?
The package type is SMB (DO-214AA).
- Is the SM6T39AHM3/H RoHS compliant?
Yes, it is RoHS compliant and halogen-free.
- What is the peak forward surge current for this component?
The peak forward surge current is 100 A for a 10 ms single half sine-wave.
- What are the typical applications of the SM6T39AHM3/H?
It is used to protect against voltage transients in consumer, computer, industrial, automotive, and telecommunications applications.
- Does the SM6T39AHM3/H have low inductance?
Yes, it has low inductance.
- What is the maximum power dissipation on an infinite heatsink at TA = 50 °C?
The maximum power dissipation is 5.0 W.
