Overview
The SM15T33AHE3/57T is a transient voltage suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, known for its high reliability and robust protection against voltage transients. It is designed to protect sensitive electronics from voltage spikes induced by inductive load switching, lightning, and other transient events.
The SM15T33AHE3/57T is AEC-Q101 qualified, making it suitable for automotive applications, and it also meets the requirements for industrial, consumer, and telecommunication sectors. The device features a low profile SMC (DO-214AB) package, ideal for automated placement and space-saving designs.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | 33 | A |
| Stand-Off Voltage (VWM) | VWM | 31.4 - 34.7 | V |
| Breakdown Voltage (VBR) | VBR | 31.4 - 34.7 | V |
| Maximum Clamping Voltage (VC) at IPPM (10/1000 μs) | VC | 45.7 | V |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | PD | 6.5 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package Type | SMC (DO-214AB) |
Key Features
- Low Profile Package: SMC (DO-214AB) 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: Low inductance and high clamping voltage to protect against transient voltages.
- AEC-Q101 Qualified: Suitable for automotive applications.
- RoHS Compliant and Halogen-Free: Meets environmental standards.
- High Temperature Rating: Operating junction and storage temperature range from -65 °C to +150 °C.
- Low Inductance: Minimizes the impact of transient voltages.
Applications
- Automotive Systems: Protection against load dump, voltage transients in ECUs, and other automotive electronics.
- Industrial Electronics: Protection of sensitive electronics from switching transients induced by large coils or industrial motors.
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer devices.
- Telecommunication Equipment: Protection against voltage transients in telecommunication systems.
- Computer Systems: Protection of sensitive components from voltage spikes and transients.
Q & A
- What is the peak pulse power dissipation of the SM15T33AHE3/57T?
The peak pulse power dissipation is 1500 W with a 10/1000 μs waveform.
- What is the maximum clamping voltage of the SM15T33AHE3/57T?
The maximum clamping voltage is 45.7 V at IPPM (10/1000 μs).
- Is the SM15T33AHE3/57T AEC-Q101 qualified?
- What is the operating junction and storage temperature range of the SM15T33AHE3/57T?
The operating junction and storage temperature range is from -65 °C to +150 °C.
- What type of package does the SM15T33AHE3/57T use?
The package type is SMC (DO-214AB).
- Is the SM15T33AHE3/57T RoHS compliant and halogen-free?
- What are the typical applications of the SM15T33AHE3/57T?
Typical applications include automotive systems, industrial electronics, consumer electronics, telecommunication equipment, and computer systems.
- What is the peak pulse current of the SM15T33AHE3/57T?
The peak pulse current is 33 A with a 10/1000 μs waveform.
- Does the SM15T33AHE3/57T meet MSL level 1, per J-STD-020?
- What is the failure mode of the SM15T33AHE3/57T in an overstress condition?
The failure mode is a short circuit in an overstress condition.
