Overview
The SM15T22CA-E3/9AT 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 various electronic systems. The SM15T22CA-E3/9AT is particularly suited for applications requiring high peak pulse power capability and excellent clamping characteristics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Reverse Standoff (Typ) | 18.8 | V |
| Voltage - Breakdown (Min) | 20.9 | V |
| Voltage - Clamping (Max) @ Ipp | 30.6 | V |
| Power - Peak Pulse | 1500 W (1.5 kW) | |
| Current - Peak Pulse (10/1000 μs) | 49 A | |
| Package | DO-214AB (SMC) | |
| Operating Junction and Storage Temperature Range | -65 °C to +150 °C | |
| Polarity | Bidirectional | |
| AEC-Q101 Qualified | Yes |
Key Features
- Low profile package suitable for automated placement.
- Glass passivated chip junction for reliability.
- Available in unidirectional and bidirectional configurations.
- 1500 W peak pulse power capability with a 10/1000 μs waveform.
- Excellent clamping capability to protect against voltage transients.
- Low inductance design.
- 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.
Applications
The SM15T22CA-E3/9AT is used in various applications to protect sensitive electronics against voltage transients. These include:
- Automotive systems: Protecting against transients induced by inductive load switching and lightning.
- Industrial systems: Safeguarding against transients from large coils or industrial motors.
- Consumer electronics: Protecting ICs, MOSFETs, and signal lines of sensor units.
- Computer and telecommunication systems: Ensuring reliability against voltage spikes.
Q & A
- What is the peak pulse power capability of the SM15T22CA-E3/9AT?
The peak pulse power capability is 1500 W with a 10/1000 μs waveform.
- What is the typical reverse standoff voltage for this component?
The typical reverse standoff voltage is 18.8 V.
- What is the maximum clamping voltage at peak pulse current?
The maximum clamping voltage at peak pulse current is 30.6 V.
- Is the SM15T22CA-E3/9AT 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 type of package does the SM15T22CA-E3/9AT use?
The component uses a DO-214AB (SMC) package.
- Is the SM15T22CA-E3/9AT RoHS-compliant and halogen-free?
Yes, it is RoHS-compliant and halogen-free options are available.
- What are the typical applications for this component?
Typical applications include automotive, industrial, consumer electronics, computer, and telecommunication systems.
- What is the peak pulse current rating for this component?
The peak pulse current rating is 49 A with a 10/1000 μs waveform.
- Does the SM15T22CA-E3/9AT have low inductance?
Yes, it has a low inductance design.
