Overview
The SM15T22AHE3_A/H is a Transient Voltage Suppressor (TVS) diode produced by 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 |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Power Dissipation on Infinite Heatsink at TA = 50 °C | PD | 6.5 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | See datasheet for specific values | A |
| Peak Forward Surge Current (10 ms single half sine-wave, unidirectional only) | IFSM | 200 | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Reverse Stand-Off Voltage (VWM) | VWM | 18.8 | V |
| Breakdown Voltage (VBR) Unidirectional | VBR | 22.1 to 24.5 | V |
| Breakdown Voltage (VBR) Bidirectional | VBR | 22.1 to 24.5 | V |
| Package | SMC (DO-214AB) |
Key Features
- Low profile package ideal for automated placement
- Glass passivated chip junction
- Available in unidirectional and bidirectional configurations
- 1500 W peak pulse power capability with a 10/1000 μs waveform
- Excellent clamping capability and low inductance
- Meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C
- AEC-Q101 qualified for automotive applications
- RoHS-compliant and halogen-free options available
- Molding compound meets UL 94 V-0 flammability rating
- Terminals are matte tin plated leads, solderable per J-STD-002 and JESD 22-B102
Applications
The SM15T22AHE3_A/H is used in sensitive electronics to protect against voltage transients induced by inductive load switching and lightning. It is suitable for various industries including consumer, computer, industrial, automotive, and telecommunication. Specific applications include protection of ICs, MOSFETs, and signal lines of sensor units.
Q & A
- What is the peak power dissipation of the SM15T22AHE3_A/H? The peak power dissipation is 1500 W with a 10/1000 μs waveform.
- What are the operating temperature ranges for this component? The operating junction and storage temperature range is -65 to +150 °C.
- Is the SM15T22AHE3_A/H AEC-Q101 qualified? Yes, it is AEC-Q101 qualified for automotive applications.
- What is the package type of the SM15T22AHE3_A/H? The package type is SMC (DO-214AB).
- What are the key features of the SM15T22AHE3_A/H? Key features include a low profile package, glass passivated chip junction, excellent clamping capability, and low inductance.
- What are the typical applications of the SM15T22AHE3_A/H? It is used in consumer, computer, industrial, automotive, and telecommunication applications to protect against voltage transients.
- Is the SM15T22AHE3_A/H RoHS-compliant? Yes, it is RoHS-compliant and also available in halogen-free options.
- What is the maximum peak forward surge current for the SM15T22AHE3_A/H? The maximum peak forward surge current is 200 A for a 10 ms single half sine-wave.
- What is the reverse stand-off voltage (VWM) for the SM15T22AHE3_A/H? The reverse stand-off voltage (VWM) is 18.8 V.
- Are the terminals of the SM15T22AHE3_A/H solderable? Yes, the terminals are matte tin plated leads, solderable per J-STD-002 and JESD 22-B102.
