Your Guide to VUO36-16NO8 Datasheet, Features, and Applications

The VUO36-16NO8 is a powerful component made by IXYS Corporation for turning AC power into DC power efficiently. This article explores the features, uses, and details of the VUO36-16NO8, showing why it's important for high-power tasks. It can handle high voltages and is built to work reliably, making it perfect for a lot of different industrial uses

The VUO36-16NO8 is a powerful component made by IXYS Corporation for turning AC power into DC power efficiently. This article explores the features, uses, and details of the VUO36-16NO8, showing why it's important for high-power tasks. It can handle high voltages and is built to work reliably, making it perfect for a lot of different industrial uses.

VUO36-16NO8 Overview
The VUO36-16NO8 is a robust three-phase bridge rectifier module from IXYS Corporation, engineered for efficient AC to DC conversion in high-power applications. This module can handle blocking voltages up to 1600V and supports an average rectified output current of 27A, ensuring reliable performance under load. It features a low forward voltage drop of 1.04V at 15A, which enhances system efficiency by minimizing power losses. The use of planar passivated chip technology improves reliability and durability, while its 1/4-inch fast-on terminals facilitate easy and secure connections. With an isolation voltage of 3000V~, it offers excellent electrical isolation, ensuring safety across applications. Ideal for DC power supplies, input rectifiers for PWM inverters, battery charging systems, and providing field supply for DC motors, the VUO36-16NO8 meets a range of industrial and power electronics needs.

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The circuit diagram represents a three-phase bridge rectifier configuration, commonly found in power conversion applications. The component label "VUO36-16NO8" refers to a specific rectifier module with six diodes arranged in a three-phase full-wave bridge topology. This type of circuit is used to convert three-phase AC input into a DC output.

In the diagram, three AC input lines are shown connecting to the circuit. Each line is tied to two diodes, forming a bridge. The upper row of diodes (D1, D3, D5) is oriented to allow positive half-cycles of the AC input to flow to the positive output terminal. The lower row of diodes (D2, D4, D6) is oriented to allow negative half-cycles to flow to the negative output terminal.

When the three-phase AC voltage is applied to the input terminals, the diodes conduct in pairs depending on the phase voltages. At any given time, two diodes will be conducting, allowing current to flow from the AC input to the DC output. This results in a relatively smooth DC voltage with lower ripple compared to single-phase rectifiers, making this setup ideal for high-power applications like motor drives, industrial power supplies, and battery chargers.

The "+" and "−" terminals on the diagram represent the DC output, while the three "∼" symbols represent the three-phase AC input. The diodes act as one-way valves, ensuring current flows in the correct direction to produce the DC output.

VUO36-16NO8 Features
• Blocking Voltage: Capable of handling up to 1600V.

• Output Current: Supports an average rectified output of 27A.

• Forward Voltage Drop: Low forward voltage of 1.04V at 15A to reduce power losses.

• Chip Technology: Uses planar passivated chips for enhanced reliability and performance.

• Terminals: Features 1/4-inch fast-on terminals for straightforward installation.

• Isolation Voltage: Provides an isolation voltage of 3000V~ for safe electrical separation.

• Application Suitability: Ideal for DC power supplies, input rectifiers for PWM inverters, battery charging systems, and field supplies for DC motors.

The VUO36-16NO8 module uses a compact, square-shaped FO-B package. The front view shows the module's height is 22.1 mm, with a body thickness of 10 mm. The terminals extend upwards, with a 0.8 mm pin thickness. The central mounting hole is designed for secure attachment, with a width of 6.3 mm and a 0.8 mm slot for fitting.

The top view highlights the square footprint of 28.5 mm by 28.5 mm, with five labeled terminal positions: A (+), B (), C (), D (), and E (). These terminals ensure proper connection points for input and output phases. The mounting hole is in the center, with a 5.2 mm diameter, allowing for easy fixing. The spacing between terminals is precisely defined to ensure compatibility and proper insulation distances in assembly. This packaging design helps with efficient heat dissipation and secure electrical connections in power applications.

VUO36-16NO8 Applications
DC Power Supplies
The VUO36-16NO8 efficiently converts AC input into stable DC output, which is crucial for operating various electronic equipment that requires consistent voltage and current without fluctuations.

Input Rectifiers for PWM Inverters
It serves as an effective rectification stage within Pulse Width Modulation (PWM) inverter systems, essential for converting DC back to AC in applications like adjustable-speed drives, renewable energy systems, and uninterruptible power supplies.