onsemi

1N5355BRLG

1N5355BRLG Description

The 1N5355BRLG from onsemi is a high-power 18V Zener diode designed for precision voltage regulation and protection in demanding electronic circuits. Packaged in an Axial form factor and supplied in Tape & Reel (TR), this device offers a robust 5W power dissipation capability, making it suitable for industrial and automotive applications. With a ±5% tolerance on its nominal Zener voltage (Vz), it ensures stable performance under varying load conditions. The diode features a low reverse leakage current of 500 nA @ 13.7 V and a forward voltage (Vf) of 1.2 V @ 1 A, ensuring efficient operation. Its maximum impedance (Zzt) of 2.5 Ohms enhances transient response, making it ideal for surge suppression and voltage clamping.

1N5355BRLG Features

• High Power Handling: 5W max power dissipation for reliable performance in high-stress environments.
• Precision Voltage Regulation: 18V nominal Zener voltage with ±5% tolerance for consistent output.
• Low Leakage Current: 500 nA @ 13.7 V minimizes power loss in standby modes.
• Robust Construction: Axial through-hole mounting for easy integration into PCB designs.
• Wide Compliance: ROHS3 Compliant, REACH Unaffected, and EAR99 classified for global use.
• Low Impedance: 2.5 Ohms (Zzt) ensures fast response to voltage transients.

1N5355BRLG Applications

• Voltage Regulation: Used in power supplies, voltage references, and DC-DC converters.
• Overvoltage Protection: Protects sensitive ICs in automotive and industrial systems.
• Surge Suppression: Clamps transient voltages in telecom and audio equipment.
• Energy Management: Ideal for battery charging circuits and renewable energy systems.
• Test & Measurement: Provides stable reference voltages in precision instruments.

Conclusion of 1N5355BRLG

The 1N5355BRLG stands out as a high-performance Zener diode, combining precision, power efficiency, and ruggedness. Its 5W power rating, low leakage, and tight voltage tolerance make it superior to lower-power alternatives in critical applications. Whether for voltage stabilization, surge protection, or industrial power management, this diode delivers reliability under harsh conditions. Its compliance with RoHS3 and REACH ensures environmental safety, while its Axial package simplifies assembly. Engineers seeking a dependable 18V Zener solution will find the 1N5355BRLG an optimal choice.