Overview
The SM15T30AHE3/57T is a transient voltage suppressor (TVS) diode from 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 surges is crucial. The SM15T30AHE3/57T is available in a surface mount package (DO-214AB) and is suitable for automated placement, making it ideal for high-volume manufacturing processes.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Voltage - Breakdown (Min) | VBR | 28.5 | V |
| Voltage - Clamping (Max) @ Ipp | VC | 41.5 | V |
| Current - Peak Pulse (10/1000µs) | IPP | 36 | A |
| Power - Peak Pulse | PPPM | 1500 W (1.5 kW) | W |
| Power Dissipation on Infinite Heatsink | PD | 6.5 | W |
| Peak Forward Surge Current (10 ms single half sine-wave) | IFSM | 200 | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | DO-214AB (SMC) | ||
| Polarity | Unidirectional, Bidirectional |
Key Features
- Low Profile Package: The SM15T30AHE3/57T comes in a DO-214AB (SMC) package, which is ideal for automated placement and space-saving designs.
- High Peak Pulse Power Capability: It offers a peak pulse power capability of 1500 W with a 10/1000 μs waveform.
- Excellent Clamping Capability: The diode provides effective clamping of voltage transients, protecting sensitive electronics from damage.
- Low Inductance: Designed with low inductance to minimize the impact of high-frequency transients.
- AEC-Q101 Qualified: Available in versions that meet the AEC-Q101 automotive qualification standard, ensuring reliability in automotive applications.
- RoHS Compliant and Halogen-Free: The component is RoHS compliant and available in halogen-free versions, meeting environmental and safety standards.
- High Temperature Capability: The diode can operate within a junction temperature range of -65 to +150 °C.
Applications
- Consumer Electronics: Protection against voltage transients in consumer devices such as TVs, computers, and other electronic appliances.
- Industrial Electronics: Used in industrial control systems, motor drives, and other equipment prone to inductive load switching transients.
- Automotive Electronics: Protects automotive systems from voltage spikes and surges, especially in applications involving large coils or motors.
- Telecommunication Equipment: Provides protection for signal lines and sensitive components in telecommunication devices.
- Sensor Units: Protects sensor units and ICs from voltage transients induced by lightning or inductive load switching.
Q & A
- What is the peak pulse power capability of the SM15T30AHE3/57T?
The peak pulse power capability is 1500 W with a 10/1000 μs waveform.
- What is the maximum clamping voltage at IPPM for the SM15T30AHE3/57T?
The maximum clamping voltage at IPPM is 41.5 V.
- What is the operating junction temperature range for this diode?
The operating junction temperature range is -65 to +150 °C.
- Is the SM15T30AHE3/57T RoHS compliant?
- What package type does the SM15T30AHE3/57T come in?
The diode comes in a DO-214AB (SMC) package.
- What are the typical applications for the SM15T30AHE3/57T?
Typical applications include consumer electronics, industrial electronics, automotive electronics, telecommunication equipment, and sensor units.
- Does the SM15T30AHE3/57T meet automotive qualification standards?
- What is the peak forward surge current rating for the SM15T30AHE3/57T?
The peak forward surge current rating is 200 A for a 10 ms single half sine-wave.
- What is the power dissipation on an infinite heatsink for this diode?
The power dissipation on an infinite heatsink is 6.5 W at TA = 50 °C.
- What is the failure mode of the SM15T30AHE3/57T in an overstress condition?
In an overstress condition, the failure mode is a short circuit.
