onsemi

1N5338BG

1N5338BG Description

The 1N5338BG from onsemi is a 5.1V, 5W Zener diode designed for precision voltage regulation and protection in electronic circuits. Packaged in an axial form factor, it features a ±5% tolerance on its nominal Zener voltage (Vz), ensuring reliable performance in demanding applications. With a maximum forward voltage (Vf) of 1.2V at 1A and a low reverse leakage current of 1 µA at 1V, this diode offers excellent efficiency and stability. Its low dynamic impedance (Zzt) of 1.5 Ohms minimizes voltage fluctuations under varying load conditions, making it ideal for high-precision applications. The device is RoHS3 compliant and REACH unaffected, meeting stringent environmental standards.

1N5338BG Features

• High Power Handling: 5W power dissipation for robust performance in high-current circuits.
• Precision Voltage Regulation: Tight ±5% tolerance on 5.1V Zener voltage ensures consistent operation.
• Low Leakage Current: Just 1 µA at 1V reverse bias, enhancing efficiency.
• Low Dynamic Impedance: 1.5 Ohms (max) ensures minimal voltage drift under load variations.
• Axial Package: Easy through-hole mounting for simplified PCB integration.
• Environmental Compliance: RoHS3 and REACH compliant, suitable for eco-conscious designs.

1N5338BG Applications

The 1N5338BG excels in:

• Voltage Regulation: Stabilizing power supplies in industrial and consumer electronics.
• Overvoltage Protection: Safeguarding sensitive components in automotive and telecom systems.
• Reference Voltage Circuits: Providing stable bias in analog and mixed-signal designs.
• Power Management: Used in DC-DC converters and battery charging circuits.
• Surge Suppression: Protecting ICs from transient spikes in harsh environments.

Conclusion of 1N5338BG

The 1N5338BG is a high-performance Zener diode offering precision, reliability, and robustness for voltage regulation and protection. Its 5W power rating, low impedance, and tight tolerance make it superior to generic Zener diodes in critical applications. Ideal for industrial, automotive, and telecom systems, this diode combines onsemi’s quality with compliance to modern environmental standards, ensuring long-term durability and performance.