Overview
The SM15T27AHE3_A/H 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 is crucial.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Stand-Off Voltage (Unidirectional) | VWM | 27 V | V |
| Breakdown Voltage (Unidirectional) | VBR | 30.6 V to 33.9 V | V |
| Peak Pulse Power (10/1000 μs waveform) | PPPM | 1500 W | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | 40 A | A |
| Power Dissipation on Infinite Heatsink | PD | 6.5 W | W |
| Peak Forward Surge Current (10 ms single half sine-wave) | IFSM | 200 A | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 °C | °C |
| Package | SMC (DO-214AB) | ||
| Polarity | Unidirectional, Bidirectional |
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: Offers flexibility for various 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 the impact of inductive loads.
- AEC-Q101 Qualified: Suitable for automotive applications.
- RoHS-Compliant and Halogen-Free: Meets environmental and safety standards.
Applications
The SM15T27AHE3_A/H TVS diode is used in various sensitive electronics to protect against voltage transients induced by inductive load switching and lightning. Typical applications include:
- Consumer electronics
- Computer systems
- Industrial control systems
- Automotive systems
- Telecommunication equipment
- Protection of ICs, MOSFETs, and signal lines of sensor units
Q & A
- What is the primary function of the SM15T27AHE3_A/H TVS diode?
The primary function is to protect sensitive electronics against voltage transients and surges.
- What is the peak pulse power capability of the SM15T27AHE3_A/H?
It has a peak pulse power capability of 1500 W with a 10/1000 μs waveform.
- What are the operating junction and storage temperature ranges for this diode?
The operating junction and storage temperature ranges are -65 to +150 °C.
- Is the SM15T27AHE3_A/H RoHS-compliant and halogen-free?
- What package type does the SM15T27AHE3_A/H come in?
- Is the SM15T27AHE3_A/H suitable for automotive applications?
- What is the maximum clamping voltage for the SM15T27AHE3_A/H?
The maximum clamping voltage is approximately 37.5 V.
- What is the peak forward surge current rating for this diode?
The peak forward surge current rating is 200 A for a 10 ms single half sine-wave.
- What are some common applications for the SM15T27AHE3_A/H?
- Does the SM15T27AHE3_A/H have low inductance?
