Overview
The SM15T150CAHE3/57T is a surface mount 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 and surges, making it a crucial component in various industrial, automotive, and consumer applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | 7.2 | A |
| Stand-Off Voltage | VWM | 128 | V |
| Breakdown Voltage (VBR) | VBR | 143 - 158 | V |
| Maximum Clamping Voltage (VC) at IPPM (10/1000 μs) | VC | 207 | V |
| 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 |
| Package Type | DO-214AB (SMC) |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- Glass Passivated Chip Junction: Ensures high reliability and stability.
- Available in Unidirectional and Bidirectional Configurations: Offers flexibility for different application needs.
- High Peak Pulse Power Capability: 1500 W with a 10/1000 μs waveform.
- Excellent Clamping Capability: Effective in protecting against voltage transients.
- Low Inductance: Minimizes interference and ensures efficient operation.
- AEC-Q101 Qualified: Suitable for automotive applications.
- Meets MSL Level 1, per J-STD-020: Ensures reliability in various environmental conditions.
Applications
The SM15T150CAHE3/57T is used in a variety of applications to protect sensitive electronics against voltage transients. These include:
- Industrial Equipment: Protects against switching transients induced by large coils or industrial motors.
- Automotive Systems: Used in automotive electronics to protect against voltage spikes and surges.
- Consumer Electronics: Protects ICs, MOSFETs, and signal lines in consumer devices.
- Telecommunication Systems: Ensures protection against voltage transients in telecommunication equipment.
- Computer Systems: Protects sensitive components in computer hardware.
Q & A
- What is the peak power dissipation of the SM15T150CAHE3/57T?
The peak power dissipation is 1500 W with a 10/1000 μs waveform. - What is the stand-off voltage (VWM) of this component?
The stand-off voltage (VWM) is 128 V. - What is the breakdown voltage (VBR) range for this TVS diode?
The breakdown voltage (VBR) range is 143 V to 158 V. - What is the maximum clamping voltage (VC) at IPPM (10/1000 μs)?
The maximum clamping voltage (VC) at IPPM (10/1000 μs) is 207 V. - Is the SM15T150CAHE3/57T AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications. - What is the operating junction and storage temperature range?
The operating junction and storage temperature range is -65 °C to +150 °C. - What package type does the SM15T150CAHE3/57T use?
The package type is DO-214AB (SMC). - What are the typical applications of this TVS diode?
Typical applications include protection in industrial, automotive, consumer, computer, and telecommunication systems. - Does the SM15T150CAHE3/57T come in both unidirectional and bidirectional configurations?
Yes, it is available in both unidirectional and bidirectional configurations. - What is the peak forward surge current rating for this component?
The peak forward surge current rating is 200 A for a 10 ms single half sine-wave.
