Alpha & Omega Semiconductor Inc.
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AO4822A
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AO4822A

Product Overview

Category

The AO4822A belongs to the category of power MOSFETs.

Use

It is commonly used in electronic circuits for switching and amplification applications.

Characteristics

  • Low on-resistance
  • High current capability
  • Fast switching speed

Package

The AO4822A is typically available in a small outline package (SOP) or a dual in-line package (DIP).

Essence

This MOSFET is essential for controlling power flow in various electronic devices and systems.

Packaging/Quantity

The AO4822A is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Drain-Source Voltage: 30V
  • Continuous Drain Current: 6.5A
  • On-Resistance: 0.015 ohms
  • Power Dissipation: 1.25W
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The AO4822A has three pins: 1. Gate (G) 2. Drain (D) 3. Source (S)

Functional Features

  • Low gate charge
  • Enhanced power efficiency
  • Reliable performance under high temperatures

Advantages and Disadvantages

Advantages

  • Low on-resistance leads to minimal power loss
  • Fast switching speed improves overall system efficiency
  • Suitable for high-current applications

Disadvantages

  • Sensitive to electrostatic discharge (ESD)
  • Limited voltage tolerance compared to some alternative models

Working Principles

The AO4822A operates based on the principles of field-effect transistors, utilizing the control of electric fields to modulate the conductivity of the channel between the drain and source.

Detailed Application Field Plans

The AO4822A is widely used in: - Power management circuits - Motor control systems - LED lighting applications - Battery protection circuits

Detailed and Complete Alternative Models

Some alternative models to the AO4822A include: - IRF3205 - FDS8880 - SI2301

In conclusion, the AO4822A power MOSFET offers efficient power control and switching capabilities, making it a valuable component in various electronic applications.

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技術ソリューションにおける AO4822A の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the maximum drain current of AO4822A?

    • The maximum drain current of AO4822A is 6.7A.

  2. What is the typical threshold voltage of AO4822A?

    • The typical threshold voltage of AO4822A is 1.0V to 2.5V.

  3. What is the input capacitance of AO4822A?

    • The input capacitance of AO4822A is typically 1150pF.

  4. What is the typical on-resistance of AO4822A?

    • The typical on-resistance of AO4822A is 20mΩ.

  5. What is the maximum power dissipation of AO4822A?

    • The maximum power dissipation of AO4822A is 2.5W.

  6. What is the operating temperature range of AO4822A?

    • The operating temperature range of AO4822A is -55°C to 150°C.

  7. What is the typical gate charge of AO4822A?

    • The typical gate charge of AO4822A is 18nC.

  8. What are the typical applications of AO4822A?

    • AO4822A is commonly used in synchronous rectification, DC-DC converters, and motor control applications.

  9. What is the package type of AO4822A?

    • AO4822A is available in a DFN5x6 package.

  10. Is AO4822A RoHS compliant?

    • Yes, AO4822A is RoHS compliant, making it suitable for environmentally friendly designs.