Overview
The SM15T33CAHE3/57T 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 electronic circuits. It is particularly useful in applications where protection against inductive load switching and lightning-induced transients is crucial.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Stand-Off Voltage (Typ) | VWM | 28.2 | V |
| Breakdown Voltage (Min) | VBR | 31.4 | V |
| Peak Pulse Power (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | See datasheet for specific values | A |
| 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 | SMC (DO-214AB) | ||
| Polarity | Bidirectional |
Key Features
- Low Profile Package: Ideal for automated placement and compact designs.
- Glass Passivated Chip Junction: Ensures reliable and stable operation.
- 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 the impact of inductive effects.
- AEC-Q101 Qualified: Suitable for automotive applications.
- RoHS-Compliant and Halogen-Free: Meets environmental and safety standards.
Applications
The SM15T33CAHE3/57T is used in various applications requiring protection against voltage transients, including:
- Consumer electronics
- Computer systems
- Industrial control systems
- Automotive systems
- Telecommunication equipment
It is particularly useful in protecting ICs, MOSFETs, and signal lines of sensor units from inductive load switching and lightning-induced transients.
Q & A
- What is the primary function of the SM15T33CAHE3/57T? The primary function is to protect sensitive electronic circuits from voltage transients induced by inductive load switching and lightning.
- What is the peak pulse power capability of this diode? The peak pulse power capability is 1500 W with a 10/1000 μs waveform.
- What is the operating junction and storage temperature range? The operating junction and storage temperature range is -65 to +150 °C.
- Is this diode AEC-Q101 qualified? Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
- What is the package type of this diode? The package type is SMC (DO-214AB).
- Is the SM15T33CAHE3/57T RoHS-compliant and halogen-free? Yes, it is both RoHS-compliant and halogen-free.
- What are the typical applications of this diode? Typical applications include consumer electronics, computer systems, industrial control systems, automotive systems, and telecommunication equipment.
- What is the peak forward surge current rating? The peak forward surge current rating is 200 A for a 10 ms single half sine-wave.
- Does this diode have low inductance? Yes, it has low inductance, which is beneficial for minimizing inductive effects.
- What is the power dissipation on an infinite heatsink? The power dissipation on an infinite heatsink is 6.5 W.
