Overview
The SM15T15AHE3/57T 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 and surges in sensitive electronic circuits. The SM15T15AHE3/57T is particularly useful in applications requiring high reliability and robust protection against inductive load switching and lightning-induced surges.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Stand-Off Voltage (Typ) | VWM | 12.8 | V |
| Breakdown Voltage (Unidirectional) | VBR | 14.3 - 15.8 | V |
| Clamp Voltage at IPPM (10/1000 μs) | VC | 21.2 | V |
| Peak Pulse Current (IPPM) | IPPM | 71 | A |
| Peak Pulse Power Dissipation | PPPM | 1500 | W |
| Power Dissipation on Infinite Heatsink | PD | 6.5 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | DO-214AB (SMC) |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- Glass Passivated Chip Junction: Ensures high reliability and stability.
- Available in Unidirectional and Bidirectional Configurations: Offers flexibility for various application needs.
- 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 interference and ensures efficient operation.
- AEC-Q101 Qualified: Suitable for automotive applications.
- Meets MSL Level 1, per J-STD-020: Ensures reliability in various environmental conditions.
Applications
The SM15T15AHE3/57T is used in a variety of applications to protect sensitive electronics against voltage transients and surges. These include:
- Consumer electronics
- Computer systems
- Industrial control systems
- Automotive systems
- Telecommunication equipment
- Protection of ICs, MOSFETs, and signal lines of sensor units
Q & A
- What is the primary function of the SM15T15AHE3/57T diode?
The primary function is to protect sensitive electronics against voltage transients and surges.
- What is the reverse stand-off voltage (VWM) of the SM15T15AHE3/57T?
The reverse stand-off voltage (VWM) is typically 12.8 V.
- What is the peak pulse power dissipation capability of the SM15T15AHE3/57T?
The peak pulse power dissipation is 1500 W with a 10/1000 μs waveform.
- What is the operating junction and storage temperature range of the SM15T15AHE3/57T?
The operating junction and storage temperature range is -65 to +150 °C.
- Is the SM15T15AHE3/57T suitable for automotive applications?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
- What package type is used for the SM15T15AHE3/57T?
The package type is DO-214AB (SMC).
- What is the clamp voltage at IPPM (10/1000 μs) for the SM15T15AHE3/57T?
The clamp voltage at IPPM (10/1000 μs) is 21.2 V.
- What is the peak pulse current (IPPM) rating of the SM15T15AHE3/57T?
The peak pulse current (IPPM) rating is 71 A.
- Does the SM15T15AHE3/57T meet any specific moisture sensitivity levels?
Yes, it meets MSL Level 1, per J-STD-020.
- What are some common applications for the SM15T15AHE3/57T?
Common applications include consumer electronics, computer systems, industrial control systems, automotive systems, and telecommunication equipment.
