ON Semiconductor UH840 Diode Overview

The ON Semiconductor UH840 is a high-performance, ultra-fast recovery diode designed for applications requiring low forward voltage drop and minimal reverse recovery time. This diode is a perfect fit for high-efficiency power supplies, converters, and freewheeling diodes in a variety of electronic devices.

Key Features

• Ultra-Fast Recovery Time: The UH840 boasts an extremely rapid recovery time, which significantly reduces power losses during switching and enhances overall efficiency.
• Low Forward Voltage Drop: Its low forward voltage drop ensures minimal power dissipation during conduction, contributing to the energy efficiency of the end application.
• High Current Capability: With a robust current handling capability, this diode can support applications with high current demands without compromising performance.
• High Reverse Voltage: The UH840 can withstand high reverse voltages, making it suitable for circuits that experience high voltage transients.
• Temperature Resilience: It operates reliably over a wide temperature range, ensuring stable performance under varying environmental conditions.

Applications

The UH840 diode is versatile and can be used in numerous applications, including:

• Switching power supplies
• Power factor correction circuits
• Motor controllers
• Snubber circuits
• Automotive charging systems
• DC-DC converters

Product Specifications

The UH840 diode comes in a standard package and is characterized by the following specifications:

• Reverse Voltage: Up to 400V
• Forward Current: 8A
• Recovery Time: Ultra-fast
• Operating Junction Temperature: -55°C to +150°C

ON Semiconductor's commitment to quality ensures that the UH840 diode meets the stringent requirements of modern electronic applications. Its combination of speed, efficiency, and thermal performance makes it an excellent choice for designers looking to optimize their power circuitry. Whether you're working on a power supply for industrial equipment or a sophisticated automotive system, the UH840 diode from ON Semiconductor is engineered to deliver reliable and efficient performance.