Overview
The SM15T24A-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 protect sensitive electronics from voltage transients induced by lightning, switching transients, and other high-energy pulses.
It features a low profile SMC (DO-214AB) package, making it ideal for automated placement in various electronic systems. The SM15T24A-E3/57T is available in both unidirectional and bidirectional configurations, catering to different application needs.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Working Voltage | VWM | 20.5 | V |
| Breakdown Voltage (Unidirectional) | VBR | 22.8 - 25.2 | V |
| Breakdown Voltage (Bidirectional) | VBR | 22.8 - 25.2 | V |
| Peak Pulse Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | PD | 6.5 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | See datasheet for specific values | A |
| Maximum Junction Temperature | TJ | 150 | °C |
| Polarity | Unidirectional, Bidirectional | ||
| Package | SMC (DO-214AB) |
Key Features
- Low profile package ideal for automated placement
- Glass passivated chip junction for enhanced reliability
- Available in unidirectional and bidirectional configurations
- 1500 W peak pulse power capability with a 10/1000 μs waveform
- Excellent clamping capability to protect against voltage transients
- Low inductance for better high-frequency performance
- Meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C
- AEC-Q101 qualified for automotive applications
Applications
The SM15T24A-E3/57T is used in various applications to protect sensitive electronics against voltage transients. These include:
- Protection against lightning-induced transients and switching transients from large coils or industrial motors
- Sensitive electronics in consumer, computer, industrial, automotive, and telecommunication systems
- Protection of ICs, MOSFETs, and signal lines of sensor units
Q & A
- What is the primary function of the SM15T24A-E3/57T?
The primary function is to protect sensitive electronics from voltage transients induced by lightning, switching transients, and other high-energy pulses.
- What package type does the SM15T24A-E3/57T use?
The component uses an SMC (DO-214AB) package.
- What are the available polarities for the SM15T24A-E3/57T?
The component is available in both unidirectional and bidirectional configurations.
- What is the peak pulse power dissipation capability of the SM15T24A-E3/57T?
The component can handle up to 1500 W peak pulse power dissipation with a 10/1000 μs waveform.
- What is the maximum junction temperature for the SM15T24A-E3/57T?
The maximum junction temperature is 150 °C.
- Is the SM15T24A-E3/57T qualified for automotive applications?
Yes, it is AEC-Q101 qualified for automotive applications.
- What are the typical applications for the SM15T24A-E3/57T?
It is used in consumer, computer, industrial, automotive, and telecommunication systems to protect against voltage transients.
- What is the working voltage for the SM15T24A-E3/57T?
The working voltage is 20.5 V.
- Does the SM15T24A-E3/57T meet any specific moisture sensitivity levels?
Yes, it meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C.
- What is the failure mode of the SM15T24A-E3/57T in an overstress condition?
In an overstress condition, the failure mode is a short circuit.
