Overview
The SM15T150CAHE3/9AT is a transient voltage suppressor (TVS) diode manufactured by 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, lightning, and other transient events. The SM15T150CAHE3/9AT is particularly suited for use in various applications including consumer, computer, industrial, automotive, and telecommunications sectors.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Clamp Voltage Vc | 207 | V |
| Package/Enclosure | DO-214AB, SMC | |
| Working Temperature | -65°C to 150°C (TJ) | |
| Reverse Breakdown Voltage Vbr | 143 | V |
| Reverse Working Voltage Vrwm | 128 | V |
| Peak Pulse Current Ipp | 7.2 | A |
| Peak Pulse Power Ppp | 1500 W (1.5 kW) | |
| Operating Junction and Storage Temperature Range | -65°C to +150°C | |
| Peak Forward Surge Current (10 ms single half sine-wave) | 200 | A |
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
- Low inductance
- Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C
- AEC-Q101 qualified for automotive applications
Applications
The SM15T150CAHE3/9AT is used in sensitive electronics protection against voltage transients in various sectors, including:
- Consumer electronics
- Computer systems
- Industrial equipment
- Automotive systems
- Telecommunications devices
It protects ICs, MOSFETs, and signal lines of sensor units from transient voltages induced by inductive load switching and lightning.
Q & A
- What is the primary function of the SM15T150CAHE3/9AT?
The primary function is to protect sensitive electronics from voltage transients induced by inductive load switching, lightning, and other transient events. - What is the clamp voltage of the SM15T150CAHE3/9AT?
The clamp voltage is 207 V. - What is the package type of the SM15T150CAHE3/9AT?
The package type is DO-214AB, SMC. - What is the working temperature range of the SM15T150CAHE3/9AT?
The working temperature range is -65°C to 150°C (TJ). - What is the peak pulse current rating of the SM15T150CAHE3/9AT?
The peak pulse current rating is 7.2 A. - What is the peak pulse power capability of the SM15T150CAHE3/9AT?
The peak pulse power capability is 1500 W (1.5 kW) with a 10/1000 μs waveform. - Is the SM15T150CAHE3/9AT AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified for automotive applications. - What are the typical applications of the SM15T150CAHE3/9AT?
Typical applications include consumer electronics, computer systems, industrial equipment, automotive systems, and telecommunications devices. - What is the reverse breakdown voltage of the SM15T150CAHE3/9AT?
The reverse breakdown voltage is 143 V. - What is the reverse working voltage of the SM15T150CAHE3/9AT?
The reverse working voltage is 128 V.
