Overview
The SM6T30A is a transient voltage suppressor (TVS) produced by STMicroelectronics. This component is part of the SM6T series, designed to protect sensitive equipment against electrostatic discharges and electrical overstress. The SM6T30A is particularly suited for high-end equipment and switch-mode power supplies (SMPS) due to its low leakage current and high junction temperature capabilities, ensuring reliability and stability over time.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Pulse Power Dissipation (10/1000 μs) | PPPM | 600 | W |
| Peak Pulse Power Dissipation (8/20 μs) | PPPM | 4 kW | |
| Stand-off Voltage | VWM | 30 | V |
| Breakdown Voltage (VBR) | VBR | 25.6 - 31.5 | V |
| Maximum Reverse Leakage Current at VWM | ID | 0.2 μA at 25 °C, 1 μA at 85 °C | μA |
| Operating Junction Temperature | TJ | -65 to +150 | °C |
| Storage Temperature Range | Tstg | -65 to +150 | °C |
| Package Type | SMB (DO-214AA) | ||
| Lead Finishing | Matte tin plating |
Key Features
- Low profile SMB package ideal for automated placement.
- Glass passivated chip junction for high reliability.
- Available in unidirectional (SM6T30A) and bidirectional (SM6T30CA) versions.
- 600 W peak pulse power capability with a 10/1000 μs waveform.
- Excellent clamping capability to protect against surges and electrostatic discharges.
- Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C.
- High junction temperature capability: up to 150 °C.
- Compliant with various standards including UL94 V0, J-STD-020, and IEC 61000-4-2.
Applications
The SM6T30A is widely used in various applications requiring protection against transient voltages and electrostatic discharges, such as:
- Switch-mode power supplies (SMPS).
- High-end electronic equipment.
- Automotive systems.
- Industrial control systems.
- Telecommunication equipment.
Q & A
- What is the peak pulse power dissipation of the SM6T30A?
The peak pulse power dissipation of the SM6T30A is 600 W with a 10/1000 μs waveform and up to 4 kW with an 8/20 μs waveform.
- What are the stand-off voltage and breakdown voltage ranges for the SM6T30A?
The stand-off voltage (VWM) is 30 V, and the breakdown voltage (VBR) ranges from 25.6 V to 31.5 V.
- What is the maximum reverse leakage current of the SM6T30A?
The maximum reverse leakage current is 0.2 μA at 25 °C and 1 μA at 85 °C.
- What is the operating junction temperature range of the SM6T30A?
The operating junction temperature range is -65 °C to +150 °C.
- What package type is the SM6T30A available in?
The SM6T30A is available in the SMB (DO-214AA) package.
- Is the SM6T30A available in bidirectional versions?
- What are some of the compliance standards for the SM6T30A?
The SM6T30A complies with standards such as UL94 V0, J-STD-020, and IEC 61000-4-2.
- What are typical applications for the SM6T30A?
Typical applications include switch-mode power supplies, high-end electronic equipment, automotive systems, industrial control systems, and telecommunication equipment.
- What is the lead finishing of the SM6T30A?
The leads are finished with matte tin plating.
- Does the SM6T30A have any special environmental compliance?
