The SMLJ45CAE3/TR13 is a robust transient voltage suppression (TVS) diode designed by Microchip Technology, a leading provider of smart, connected, and secure embedded control solutions. This TVS diode is engineered to protect sensitive electronic equipment from voltage spikes induced by lightning and other transient voltage events. With its high surge capability, it is an ideal choice for safeguarding high-value circuits in various applications, including industrial, automotive, aerospace, and consumer electronics.

Key Features

• Stand-Off Voltage: The SMLJ45CAE3/TR13 has a stand-off voltage of 45V, which means it can tolerate voltages up to this level without conducting significant current to ground, thereby protecting the circuit.
• Peak Pulse Power: It offers a peak pulse power dissipation of 3000W (3kW) for a 10/1000µs waveform, ensuring high levels of protection against energy transients.
• Bi-Directional Clamping: As a bidirectional device, the SMLJ45CAE3/TR13 provides symmetrical protection for both positive and negative voltage transients.
• Low Incremental Surge Resistance: The diode features low incremental surge resistance, minimizing the voltage drop across the device when subjected to high surge currents.
• Fast Response Time: With a response time of less than 1 picosecond from 0V to BV min, it ensures rapid protection for sensitive components.
• Operating Temperature Range: It operates over a wide temperature range from -55°C to 150°C, making it suitable for harsh environments.
• Package: The device comes in a surface-mount package for easy PCB assembly and is provided in tape and reel (TR13) format for automated pick-and-place manufacturing processes.

Applications

The versatility of the SMLJ45CAE3/TR13 makes it suitable for a wide range of applications. It is commonly used in power supply circuits, AC/DC applications, telecommunications systems, and other electronic equipment requiring high transient voltage protection. Its reliability and efficiency make it a go-to component for designers looking to enhance the durability and longevity of their electronic products.