1SMB5920B-13

The 1SMB5920B-13 is a Zener diode manufactured by Diodes Incorporated, designed for voltage regulation and protection applications. This component is part of the SMB (Surface Mount) series, which indicates its compact size and suitability for surface mount technology (SMT) applications.

Key Features:

1. Zener Voltage: The 1SMB5920B-13 has a Zener voltage of 20V, which means it can maintain a stable output voltage of approximately 20 volts when reverse-biased. This makes it ideal for voltage clamping and regulation in various electronic circuits.

2. Power Dissipation: The diode is rated for a maximum power dissipation of 1.5 watts, allowing it to handle significant power without overheating, provided it is used within its specified limits.

3. Package Type: It comes in a compact SMB package, which is designed for surface mounting. The SMB package typically measures about 4.6 mm x 3.2 mm, making it suitable for space-constrained applications.

4. Temperature Range: The operating temperature range for the 1SMB5920B-13 is typically from -55°C to +150°C, ensuring reliable performance in a variety of environmental conditions.

5. Reverse Leakage Current: The diode features a low reverse leakage current, which is crucial for maintaining efficiency in power-sensitive applications.

6. Applications: Common applications for the 1SMB5920B-13 include voltage regulation, transient voltage suppression, and protection circuits for sensitive electronic components. It is often used in power supplies, automotive electronics, and consumer electronics.

7. Marking: The diode is usually marked with its part number for easy identification on PCBs.

Electrical Characteristics:

• Zener Impedance (Zz): The dynamic impedance of the diode is low, which helps in maintaining a stable output voltage under varying load conditions.
• Reverse Breakdown Voltage: The breakdown voltage is tightly controlled, ensuring that the diode operates effectively within its specified range.

Conclusion:

The 1SMB5920B-13 from Diodes Incorporated is a reliable and efficient Zener diode suitable for a wide range of electronic applications. Its compact size, robust power handling capabilities, and stable voltage regulation make it an excellent choice for designers looking to enhance the performance and reliability of their circuits.