Overview
The SM15T39CA-M3/9AT 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 electronic equipment against voltage transients and electrostatic discharges. The SM15T39CA-M3/9AT is particularly suited for applications requiring high reliability and stability in various environments, including consumer, computer, industrial, automotive, and telecommunication sectors.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power (10/1000 μs) | 1500 W | W |
| Peak Pulse Power (8/20 μs) | Up to 10 kW | W |
| Stand-off Voltage (VWM) | 33.3 V | V |
| Breakdown Voltage (VBR) | 36.5 V to 40.6 V | V |
| Maximum Reverse Leakage Current (ID) | 0.2 µA at 25 °C | µA |
| Operating Junction Temperature (TJ) | -55 °C to +150 °C | °C |
| Power Dissipation (PD) | 6.5 W | W |
| Peak Forward Surge Current (IFSM) | 200 A (10 ms single half sine-wave) | A |
| Package | SMC (DO-214AB) | |
| Directionality | Bidirectional |
Key Features
- High Peak Pulse Power Capability: 1500 W (10/1000 μs) and up to 10 kW (8/20 μs)
- Low Profile Package: SMC (DO-214AB) package, ideal for automated placement
- Low Leakage Current: 0.2 µA at 25 °C
- High Operating Junction Temperature: Up to 150 °C
- Unidirectional and Bidirectional Types: Available in both unidirectional and bidirectional configurations
- Excellent Clamping Capability: Effective in protecting against voltage transients and electrostatic discharges
- AEC-Q101 Qualified: Suitable for automotive applications
- Low Inductance: Enhances performance in high-frequency applications
Applications
The SM15T39CA-M3/9AT is used in various applications to protect sensitive electronics against voltage transients and electrostatic discharges. These include:
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer devices
- Computer Systems: Protection against voltage transients in computer hardware
- Industrial Equipment: Protection against transients induced by inductive load switching and lightning
- Automotive Systems: Qualified to AEC-Q101 standards, making it suitable for automotive applications
- Telecommunication Systems: Protection of sensitive components in telecommunication equipment
Q & A
- What is the peak pulse power capability of the SM15T39CA-M3/9AT?
The peak pulse power capability is 1500 W (10/1000 μs) and up to 10 kW (8/20 μs)
- What is the stand-off voltage (VWM) of the SM15T39CA-M3/9AT?
The stand-off voltage (VWM) is 33.3 V
- What is the maximum operating junction temperature of the SM15T39CA-M3/9AT?
The maximum operating junction temperature is 150 °C
- Is the SM15T39CA-M3/9AT available in both unidirectional and bidirectional configurations?
- What is the package type of the SM15T39CA-M3/9AT?
The package type is SMC (DO-214AB)
- What is the maximum reverse leakage current of the SM15T39CA-M3/9AT?
The maximum reverse leakage current is 0.2 µA at 25 °C
- Is the SM15T39CA-M3/9AT qualified for automotive applications?
- What are the typical applications of the SM15T39CA-M3/9AT?
- What is the power dissipation capability of the SM15T39CA-M3/9AT?
- What is the peak forward surge current rating of the SM15T39CA-M3/9AT?
