Overview
The SM15T220A-E3/57T is a transient voltage suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, designed to protect sensitive electronics from voltage transients induced by inductive load switching and lightning. It features a low profile package and is ideal for automated placement, making it suitable for a wide range of applications in consumer, computer, industrial, automotive, and telecommunication sectors.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Pulse Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Reverse Stand-Off Voltage (VWM) | VWM | 188 | V |
| Breakdown Voltage (VBR) | VBR | 220 | V |
| 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 Type | SMC (DO-214AB) | ||
| Typical Thermal Resistance, Junction to Ambient Air | RθJA | 75 | °C/W |
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
- Molding compound meets UL 94 V-0 flammability rating
Applications
The SM15T220A-E3/57T is used to protect sensitive electronics against voltage transients induced by inductive load switching and lightning. It is commonly applied in:
- 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 peak pulse power dissipation of the SM15T220A-E3/57T? The peak pulse power dissipation is 1500 W with a 10/1000 μs waveform.
- What are the operating junction and storage temperature ranges for this component? The operating junction and storage temperature ranges are -65 to +150 °C.
- Is the SM15T220A-E3/57T AEC-Q101 qualified? Yes, it is AEC-Q101 qualified for automotive applications.
- What is the typical thermal resistance, junction to ambient air, for this component? The typical thermal resistance, junction to ambient air, is 75 °C/W.
- What package type does the SM15T220A-E3/57T use? It uses the SMC (DO-214AB) package type.
- 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.
- Does the SM15T220A-E3/57T meet any specific flammability ratings? Yes, the molding compound meets UL 94 V-0 flammability rating.
- What are the common applications of the SM15T220A-E3/57T? It is commonly used in consumer electronics, computer systems, industrial control systems, automotive systems, and telecommunication equipment.
- Is the SM15T220A-E3/57T available in both unidirectional and bidirectional configurations? Yes, it is available in both unidirectional and bidirectional configurations.
- What is the reverse stand-off voltage (VWM) for the SM15T220A-E3/57T? The reverse stand-off voltage (VWM) is 188 V.
