Overview
The SM15T15A-E3/9AT is a transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, known as TransZorb® devices, which are designed to protect sensitive electronics from voltage transients induced by inductive load switching and lightning. The SM15T15A-E3/9AT is particularly suited for applications requiring high peak pulse power capability and excellent clamping characteristics.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Vishay General Semiconductor – Diodes Division |
| Voltage - Reverse Standoff (Typ) | 12.8V |
| Voltage - Clamping (Max) @ Ipp | 21.2V |
| Voltage - Breakdown (Min) | 14.3V |
| Unidirectional Channels | 1 |
| Type | Zener |
| Supplier Device Package | DO-214AB (SMCJ) |
| Series | SM15T, TransZorb® |
| Power - Peak Pulse | 1500W (1.5kW) |
| Package / Case | DO-214AB, SMC |
| Package | Tape & Reel (TR) |
| Operating Temperature | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Current - Peak Pulse (10/1000µs) | 71A |
| RoHs Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- 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 effects.
- AEC-Q101 Qualified: Available for automotive applications.
- Glass Passivated Chip Junction: Enhances reliability and durability.
- Meets MSL Level 1: Compliant with J-STD-020, with a maximum peak reflow temperature of 260 °C.
Applications
The SM15T15A-E3/9AT is used in various applications to protect sensitive electronics against voltage transients. These include:
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer devices.
- Industrial Electronics: Protection against transients induced by large coils or industrial motors.
- Automotive Electronics: Qualified to AEC-Q101 standards for use in automotive systems.
- Computer and Telecommunication Systems: Protection of sensitive components from voltage spikes and surges.
Q & A
- What is the primary function of the SM15T15A-E3/9AT?
The primary function is to protect sensitive electronics from voltage transients induced by inductive load switching and lightning. - What is the peak pulse power capability of the SM15T15A-E3/9AT?
The peak pulse power capability is 1500 W with a 10/1000 μs waveform. - What is the typical reverse standoff voltage of the SM15T15A-E3/9AT?
The typical reverse standoff voltage is 12.8 V. - What is the maximum clamping voltage at Ipp for the SM15T15A-E3/9AT?
The maximum clamping voltage at Ipp is 21.2 V. - What is the operating temperature range of the SM15T15A-E3/9AT?
The operating temperature range is -65°C to 150°C (TJ). - Is the SM15T15A-E3/9AT RoHS compliant?
Yes, it is ROHS3 compliant. - What is the moisture sensitivity level (MSL) of the SM15T15A-E3/9AT?
The MSL is 1 (Unlimited). - What type of package does the SM15T15A-E3/9AT come in?
The package is DO-214AB (SMCJ) and is available in Tape & Reel (TR). - What is the peak pulse current rating of the SM15T15A-E3/9AT?
The peak pulse current rating is 71 A with a 10/1000 μs waveform. - Is the SM15T15A-E3/9AT qualified for automotive applications?
Yes, it is AEC-Q101 qualified for automotive use.
