Overview
The SM15T24A-E3/9AT is a Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, known as TransZorb® devices, which are designed to provide protection against voltage transients induced by inductive load switching, lightning, and other electrical surges. The SM15T24A-E3/9AT is particularly suited for use in sensitive electronics across various industries, including consumer, computer, industrial, automotive, and telecommunications.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Vishay General Semiconductor - Diodes Division |
| Voltage - Reverse Standoff (Typ) | 20.5V |
| Voltage - Breakdown (Min) | 22.8V |
| Voltage - Clamping (Max) @ Ipp | Not specified, but typically around 30V for similar models |
| Unidirectional Channels | 1 |
| Type | Zener (TVS) |
| Supplier Device Package | DO-214AB (SMCJ) |
| Series | SM15T, TransZorb® |
| Power - Peak Pulse | 1500W (1.5kW) |
| Current - Peak Pulse (10/1000µs) | Not specified, but typically around 70A for similar models |
| Operating Temperature | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | DO-214AB, SMC |
| Package | Tape & Reel (TR) |
| RoHs Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- Low profile package ideal for automated placement.
- Glass passivated chip junction for reliability.
- Available in unidirectional and bidirectional configurations.
- 1500 W peak pulse power capability with a 10/1000 s waveform.
- Excellent clamping capability.
- Low inductance.
- Meets MSL level 1, per J-STD-020.
- AEC-Q101 qualified available for automotive applications.
- Molding compound meets UL 94 V-0 flammability rating.
Applications
The SM15T24A-E3/9AT is used in various applications to protect sensitive electronics against voltage transients. These include:
- Protection of ICs, MOSFETs, and signal lines in consumer electronics.
- Automotive systems requiring high reliability and transient protection.
- Industrial control systems and equipment.
- Telecommunication devices and networks.
- Computer and computing peripherals.
Q & A
- What is the primary function of the SM15T24A-E3/9AT?
The primary function is to protect sensitive electronics against voltage transients and electrical surges. - What is the peak pulse power capability of the SM15T24A-E3/9AT?
The peak pulse power capability is 1500W (1.5kW) with a 10/1000 s waveform. - What is the typical reverse standoff voltage for the SM15T24A-E3/9AT?
The typical reverse standoff voltage is 20.5V. - What is the operating temperature range for the SM15T24A-E3/9AT?
The operating temperature range is -65°C to 150°C (TJ). - Is the SM15T24A-E3/9AT RoHS compliant?
Yes, it is ROHS3 compliant. - What type of package does the SM15T24A-E3/9AT come in?
The component comes in a DO-214AB (SMCJ) package and is available in tape and reel (TR) packaging. - Is the SM15T24A-E3/9AT suitable for automotive applications?
Yes, AEC-Q101 qualified versions are available for automotive applications. - What is the moisture sensitivity level (MSL) of the SM15T24A-E3/9AT?
The MSL is level 1, per J-STD-020. - What are some common applications for the SM15T24A-E3/9AT?
Common applications include protection in consumer electronics, automotive systems, industrial control systems, telecommunications, and computer peripherals. - Does the SM15T24A-E3/9AT meet any specific flammability standards?
Yes, the molding compound meets UL 94 V-0 flammability rating.
