SMCJ48A

The SMCJ48A from Shikues is a robust and reliable transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes and transients. This component is particularly useful in applications where overvoltage protection is critical, such as in power supplies, telecommunications, and automotive electronics.

Physical Characteristics: The SMCJ48A is housed in a DO-214AB package, which is a surface-mount device (SMD) that features a compact and low-profile design. The package dimensions typically measure around 10.16 mm in length and 5.21 mm in width, with a height of approximately 4.6 mm. The diode is constructed from high-quality silicon material, ensuring durability and reliability under various operating conditions. The leads are designed for easy soldering onto printed circuit boards (PCBs), providing a secure connection.

Electrical Specifications: The SMCJ48A is rated for a breakdown voltage of approximately 48 volts, making it suitable for clamping voltage spikes that exceed this threshold. It has a peak power dissipation capability of around 600 watts, allowing it to absorb significant energy during transient events without failing. The device features a low clamping voltage, which minimizes the risk of damage to downstream components. Its fast response time ensures that it can react quickly to voltage surges, providing immediate protection.

Performance Characteristics: This TVS diode exhibits excellent temperature stability and can operate effectively across a wide temperature range, typically from -55°C to +150°C. The SMCJ48A also has a low leakage current, which is crucial for maintaining the efficiency of electronic circuits. Its high surge capability makes it ideal for applications exposed to electrical noise and transients, such as inductive loads and power lines.

Applications: The SMCJ48A is widely used in various applications, including:

• Power supply circuits
• Data line protection
• Automotive electronics
• Telecommunications equipment
• Industrial control systems

Conclusion: Overall, the SMCJ48A from Shikues is a versatile and effective solution for transient voltage suppression, providing essential protection for sensitive electronic devices. Its combination of compact size, high power handling, and reliable performance makes it a preferred choice for engineers and designers looking to enhance the robustness of their electronic systems.