Overview
The SM15T33AHM3_A/I is a transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, which is designed to provide protection against voltage transients in various electronic systems. The SM15T33AHM3_A/I is particularly suited for applications requiring high reliability and robust protection against transient voltages.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | See table for specific values | A |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | 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 |
| Breakdown Voltage (VBR) Unidirectional | VBR | 31.4 to 34.7 | V |
| Stand-Off Voltage (VWM) | VWM | 28.2 | V |
| Maximum Reverse Leakage at VWM | ID | 1.0 | μA |
| Package Type | SMC (DO-214AB) | ||
| Polarity | Unidirectional, Bidirectional |
Key Features
- High Peak Pulse Power Capability: The SM15T33AHM3_A/I offers a peak pulse power dissipation of 1500 W with a 10/1000 μs waveform, making it suitable for protecting against high-energy transients.
- Low Profile Package: The component is available in the SMC (DO-214AB) package, which is ideal for automated placement and saves space with its low profile design.
- Excellent Clamping Capability: It provides excellent clamping capability to protect sensitive electronics from voltage transients.
- Low Inductance: The device has low inductance, which is beneficial for high-speed applications.
- AEC-Q101 Qualified: Available in AEC-Q101 qualified versions, making it suitable for automotive applications.
- RoHS and Halogen-Free Compliance: The component is RoHS-compliant and halogen-free, aligning with environmental regulations.
Applications
The SM15T33AHM3_A/I is used in a variety of applications to protect sensitive electronics against voltage transients. These include:
- Automotive Systems: Protection against load dump and other transient voltages in automotive systems.
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer electronics.
- Industrial Equipment: Protection against transients induced by inductive load switching and lightning.
- Telecommunications: Protection of sensitive electronics in telecommunications equipment.
- Computing Systems: Protection of ICs and signal lines in computing systems.
Q & A
- What is the peak pulse power dissipation of the SM15T33AHM3_A/I?
The peak pulse power dissipation is 1500 W with a 10/1000 μs waveform.
- What package type is the SM15T33AHM3_A/I available in?
The component is available in the SMC (DO-214AB) package.
- Is the SM15T33AHM3_A/I AEC-Q101 qualified?
Yes, it is available in AEC-Q101 qualified versions, making it suitable for automotive applications.
- What is the operating junction and storage temperature range of the SM15T33AHM3_A/I?
The operating junction and storage temperature range is -65 to +150 °C.
- What are the typical applications of the SM15T33AHM3_A/I?
Typical applications include protection against voltage transients in automotive, consumer electronics, industrial equipment, telecommunications, and computing systems.
- Is the SM15T33AHM3_A/I RoHS and halogen-free compliant?
Yes, it is RoHS-compliant and halogen-free.
- What is the maximum reverse leakage at VWM for the SM15T33AHM3_A/I?
The maximum reverse leakage at VWM is 1.0 μA.
- What is the breakdown voltage (VBR) range for the SM15T33AHM3_A/I?
The breakdown voltage (VBR) range is from 31.4 to 34.7 V for unidirectional types.
- Does the SM15T33AHM3_A/I have low inductance?
Yes, it has low inductance, which is beneficial for high-speed applications.
- What is the peak forward surge current rating for the SM15T33AHM3_A/I?
The peak forward surge current rating is 200 A for a 10 ms single half sine-wave.
