Alpha & Omega Semiconductor Inc.
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AO5804E
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AO5804E

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: High efficiency, compact design
Package: SOP-8
Essence: Regulates power supply
Packaging/Quantity: Tape and Reel, 2500 units

Specifications

  • Input Voltage: 4.5V to 18V
  • Output Voltage: Adjustable
  • Output Current: Up to 3A
  • Switching Frequency: 1.2MHz
  • Operating Temperature: -40°C to 85°C

Detailed Pin Configuration

  1. VIN
  2. GND
  3. FB
  4. EN
  5. SW
  6. GND
  7. COMP
  8. VOUT

Functional Features

  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown
  • Soft start

Advantages and Disadvantages

Advantages: - High efficiency - Small form factor - Comprehensive protection features

Disadvantages: - Limited output current compared to some competitors

Working Principles

The AO5804E is a step-down DC-DC converter that regulates the output voltage by adjusting the duty cycle of the internal MOSFET switch. It operates in PWM mode to achieve high efficiency and utilizes a feedback loop to maintain a stable output voltage.

Detailed Application Field Plans

The AO5804E is suitable for various applications including: - Portable electronic devices - Industrial equipment - Automotive systems - LED lighting

Detailed and Complete Alternative Models

  1. AOZ1282CI
  2. MP2315GQ

In conclusion, the AO5804E is a versatile power management IC with a wide input voltage range, adjustable output, and comprehensive protection features. Its compact design makes it suitable for various applications in different industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AO5804E en soluciones técnicas

  1. What is AO5804E?

    • AO5804E is a high-performance, low-dropout linear regulator designed for applications requiring high efficiency and low power consumption.

  2. What is the input voltage range of AO5804E?

    • The input voltage range of AO5804E is typically from 2.7V to 5.5V.

  3. What is the output voltage range of AO5804E?

    • The output voltage range of AO5804E is adjustable from 0.6V to 3.3V.

  4. What is the maximum output current of AO5804E?

    • The maximum output current of AO5804E is 150mA.

  5. What are the typical applications of AO5804E?

    • AO5804E is commonly used in battery-powered devices, portable equipment, and other applications where extended battery life is critical.

  6. What are the key features of AO5804E?

    • The key features of AO5804E include low dropout voltage, low quiescent current, thermal shutdown protection, and short-circuit current limit.

  7. How does AO5804E help in improving power efficiency?

    • AO5804E's low dropout voltage and low quiescent current contribute to improved power efficiency in various applications.

  8. What are the recommended input and output capacitors for AO5804E?

    • It is recommended to use 1μF ceramic capacitors for both input and output to ensure stability and performance.

  9. Can AO5804E be used in automotive applications?

    • Yes, AO5804E is suitable for automotive applications, provided it meets the necessary automotive standards and requirements.

  10. Is there a specific layout or PCB design consideration for using AO5804E?

    • Proper layout and thermal management are important for optimal performance. Placing the input and output capacitors close to the device and providing adequate heat sinking are recommended for best results.