Overview
The SM6T39AHE3/5B is a surface-mount 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 SM6T39AHE3/5B is specifically designed for automotive and industrial applications, offering AEC-Q101 qualification and compliance with RoHS and halogen-free standards.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Stand-Off Voltage (Typ) | VWM | 33.3 | V |
| Breakdown Voltage (Min) | VBR | 37.1 | V |
| Peak Pulse Power (10/1000 μs waveform) | PPPM | 600 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | 11.1 | A |
| Maximum Clamping Voltage (10/1000 μs waveform) | VC | 53.9 | V |
| Power Dissipation on Infinite Heatsink | PD | 5.0 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | SMB (DO-214AA) |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for high reliability.
- Available in unidirectional and bidirectional configurations.
- 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.
- RoHS-compliant and halogen-free options available.
Applications
The SM6T39AHE3/5B is used in various applications to protect sensitive electronics against voltage transients. These include:
- Protection against inductive load switching and lightning.
- Protection of ICs, MOSFETs, and signal lines in sensor units.
- Consumer, computer, industrial, automotive, and telecommunication systems.
Q & A
- What is the primary function of the SM6T39AHE3/5B diode?
The primary function is to protect sensitive electronics against voltage transients and surges.
- What is the peak pulse power capability of the SM6T39AHE3/5B?
The peak pulse power capability is 600 W with a 10/1000 μs waveform.
- What are the operating temperature ranges for this diode?
The operating junction and storage temperature range is -65 to +150 °C.
- Is the SM6T39AHE3/5B AEC-Q101 qualified?
- What package type does the SM6T39AHE3/5B use?
The package type is SMB (DO-214AA).
- What is the maximum clamping voltage for the SM6T39AHE3/5B?
The maximum clamping voltage is 53.9 V with a 10/1000 μs waveform.
- Is the SM6T39AHE3/5B RoHS-compliant and halogen-free?
- What are some typical applications for this diode?
Typical applications include protection in consumer, computer, industrial, automotive, and telecommunication systems.
- What is the power dissipation on an infinite heatsink for this diode?
The power dissipation on an infinite heatsink is 5.0 W.
- Does the SM6T39AHE3/5B meet any specific industry standards?
