Overview
The 1N5345BRG is a 5W Zener diode with a nominal voltage of 6.2V, designed for voltage regulation and protection in electronic circuits. It belongs to the 1N534x series, which is widely used in power supplies, industrial equipment, and consumer electronics. Zener diodes like the 1N5345BRG operate in the reverse breakdown region, maintaining a stable voltage across their terminals. This makes them ideal for applications requiring precise voltage references or overvoltage protection.
Structure and Working Principle
The 1N5345BRG is a silicon-based Zener diode housed in an axial lead package, suitable for through-hole mounting. Its structure consists of a heavily doped p-n junction, which allows it to conduct in reverse bias once the breakdown voltage (6.2V) is reached. When the reverse voltage exceeds the Zener voltage, the diode enters the breakdown region, maintaining a nearly constant voltage despite changes in current. This characteristic is essential for voltage regulation and transient suppression in electronic circuits.
Key Features
The 1N5345BRG offers a power dissipation of 5W, making it suitable for medium-power applications. Its nominal Zener voltage is 6.2V with a tolerance of ±5%, ensuring reliable performance in voltage regulation tasks. Additional features include a robust axial lead package for easy installation and a wide operating temperature range (-65°C to +200°C), making it versatile for various industrial and commercial applications.
Application Areas
This Zener diode is commonly used in power supply circuits to stabilize output voltages. It is also employed in protection circuits to prevent damage from voltage spikes and transients. Other applications include voltage reference circuits, signal clamping, and as a component in automotive and industrial electronics where stable voltage levels are critical.
Maintenance and Precautions
To ensure longevity, the 1N5345BRG should not exceed its maximum power dissipation rating. Adequate heat sinking or airflow is recommended for high-current applications to prevent thermal runaway. Proper handling during installation is essential to avoid mechanical stress on the leads. Always verify the polarity and voltage requirements before integrating the diode into a circuit.
B2B Procurement Guide
When procuring the 1N5345BRG in bulk, consider suppliers with certifications such as ISO 9001 to ensure quality. Price negotiation is often possible for large quantities, with per-unit costs decreasing significantly. Verify the diode's specifications, including voltage tolerance and power rating, to match your application needs. Lead time and logistical support should also be evaluated to avoid production delays.
Related Manufacturers
- 主营：TDK、三星、美国微芯、MAXIM、SUCCEED、VISHAY、CATAYST、ON、P-DUKE、SAMSUNG、POWERGOOD、FAIRCHID