Overview
The SM6T39CA-E3/52 is a surface-mount transient voltage suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division. This component is part of the SM6T series, designed to provide protection against voltage transients in sensitive electronic circuits. The SM6T39CA-E3/52 is specifically a bidirectional TVS diode, offering robust protection in a compact SMB (DO-214AA) package.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 600 | W |
| Stand-Off Voltage (VWM) | VWM | 33.3 | V |
| Breakdown Voltage (VBR) | VBR | 37.1 - 41.0 | V |
| Clamping Voltage (VC) at IPPM (10/1000 μs) | VC | 53.9 | V |
| Peak Pulse Current (IPPM) | IPPM | 11.1 | A |
| Power Dissipation on Infinite Heatsink | PD | 5.0 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package Type | SMB (DO-214AA) | ||
| Polarity | Bidirectional |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for enhanced reliability.
- Available in bidirectional configuration (CA suffix).
- 600 W peak pulse power capability with a 10/1000 μs waveform.
- Excellent clamping capability to protect against voltage transients.
- 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.
Applications
The SM6T39CA-E3/52 is used in various applications to protect sensitive electronics against voltage transients. These include:
- Inductive load switching protection.
- Lightning protection on ICs, MOSFETs, and signal lines of sensor units.
- Consumer electronics.
- Computer and industrial equipment.
- Automotive systems.
- Telecommunication devices.
Q & A
- What is the peak power dissipation of the SM6T39CA-E3/52?
The peak power dissipation is 600 W with a 10/1000 μs waveform. - What is the stand-off voltage (VWM) of this TVS diode?
The stand-off voltage (VWM) is 33.3 V. - What is the breakdown voltage (VBR) range for this component?
The breakdown voltage (VBR) range is 37.1 to 41.0 V. - What is the clamping voltage (VC) at IPPM for this TVS diode?
The clamping voltage (VC) at IPPM is 53.9 V. - What is the peak pulse current (IPPM) of the SM6T39CA-E3/52?
The peak pulse current (IPPM) is 11.1 A. - 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 SM6T39CA-E3/52 use?
The package type is SMB (DO-214AA). - Is the SM6T39CA-E3/52 AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified for automotive applications. - Is the SM6T39CA-E3/52 RoHS-compliant and halogen-free?
Yes, it is RoHS-compliant and available in halogen-free options. - What are the typical applications of the SM6T39CA-E3/52?
Typical applications include protection against voltage transients in consumer electronics, computer and industrial equipment, automotive systems, and telecommunication devices.
