Overview
The SM15T68A-E3/57T is a Transient Voltage Suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, designed to provide protection against voltage transients in sensitive electronics. It is particularly useful in applications where protection against inductive load switching and lightning-induced voltage transients is crucial.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Pulse Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | 16.3 | A |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | PD | 6.5 | W |
| Peak Forward Surge Current (10 ms single half sine-wave, unidirectional only) | IFSM | 200 | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Reverse Stand-Off Voltage | VWM | 58.1 | V |
| Breakdown Voltage (Unidirectional) | VBR | 64.6 | V |
| Clamp Voltage at IPPM (10/1000 μs) | VC | 92 | V |
| Package Type | DO-214AB (SMC) |
Key Features
- Low Profile Package: Ideal for space-constrained applications.
- Ideal for Automated Placement: Suitable for high-volume manufacturing processes.
- Glass Passivated Chip Junction: Enhances reliability and durability.
- High Peak Pulse Power Capability: 1500 W with a 10/1000 μs waveform.
- Excellent Clamping Capability: Effective in protecting against voltage transients.
- Low Inductance: Minimizes the impact of inductive loads.
- AEC-Q101 Qualified: Available for automotive applications with the appropriate ordering code.
- Meets MSL Level 1, per J-STD-020: Ensures reliability in various environmental conditions.
Applications
The SM15T68A-E3/57T is used in various applications requiring protection against voltage transients, including:
- 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 peak pulse power dissipation of the SM15T68A-E3/57T?
The peak pulse power dissipation is 1500 W with a 10/1000 μs waveform.
- What is the operating junction and storage temperature range of this TVS diode?
The operating junction and storage temperature range is -65 to +150 °C.
- What is the reverse stand-off voltage (VWM) of the SM15T68A-E3/57T?
The reverse stand-off voltage (VWM) is 58.1 V.
- What is the breakdown voltage (VBR) of this TVS diode?
The breakdown voltage (VBR) is 64.6 V.
- What is the clamp voltage at IPPM (10/1000 μs) for this component?
The clamp voltage at IPPM (10/1000 μs) is 92 V.
- Is the SM15T68A-E3/57T suitable for automotive applications?
Yes, it is AEC-Q101 qualified and available for automotive applications with the appropriate ordering code.
- What package type does the SM15T68A-E3/57T come in?
The package type is DO-214AB (SMC).
- What are the typical applications of the SM15T68A-E3/57T?
Typical applications include consumer electronics, computer systems, industrial equipment, automotive systems, and telecommunication devices.
- What is the peak forward surge current rating of this TVS diode?
The peak forward surge current rating is 200 A for a 10 ms single half sine-wave (unidirectional only).
- Does the SM15T68A-E3/57T meet any specific environmental standards?
Yes, it meets MSL Level 1, per J-STD-020.
