Alpha & Omega Semiconductor Inc.
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
AO4862E
Lihat Butiran Helaian data

AO4862E

Product Overview

Belongs to: Integrated Circuits (ICs)
Category: Power Management ICs
Use: Voltage Regulator
Characteristics: High efficiency, low dropout voltage, compact size
Package: SOP-8
Essence: Regulates voltage for electronic devices
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6.5V
  • Output Voltage Range: 0.8V to 5.5V
  • Output Current: 3A
  • Dropout Voltage: 200mV at 3A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. FB (Feedback)
  4. EN (Enable)
  5. NC (No Connection)
  6. VOUT (Output Voltage)
  7. NC (No Connection)
  8. PG (Power Good)

Functional Features

  • High Efficiency: Provides efficient power conversion
  • Low Dropout Voltage: Minimizes power loss
  • Compact Size: Suitable for space-constrained applications
  • Enable Function: Allows for external control of the regulator

Advantages and Disadvantages

Advantages

  • High efficiency
  • Low dropout voltage
  • Compact size
  • Enable function for external control

Disadvantages

  • Limited output current compared to some alternatives
  • Sensitive to input voltage fluctuations

Working Principles

The AO4862E is a voltage regulator that maintains a stable output voltage regardless of variations in the input voltage or load conditions. It achieves this by using internal circuitry to adjust the output voltage based on feedback from the output terminal.

Detailed Application Field Plans

The AO4862E is suitable for various applications requiring a stable voltage supply, such as: - Portable electronic devices - Battery-powered systems - IoT devices - Consumer electronics

Detailed and Complete Alternative Models

  1. LM1117MPX-3.3/NOPB: Similar voltage regulator with higher output current capability
  2. XC6206P332MR-G: Low dropout voltage regulator with smaller package size
  3. AP2112K-3.3TRG1: Voltage regulator with enable function and higher output current

In conclusion, the AO4862E is a versatile voltage regulator with high efficiency and low dropout voltage, making it suitable for various electronic applications. However, its limited output current and sensitivity to input voltage fluctuations should be considered when selecting an appropriate regulator for specific designs.

Word count: 398

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi AO4862E dalam penyelesaian teknikal

  1. What is AO4862E?

    • AO4862E is a dual-channel, high-speed, low-side MOSFET driver designed for applications such as motor control, power supplies, and Class D amplifiers.

  2. What is the maximum operating voltage of AO4862E?

    • The maximum operating voltage of AO4862E is typically 18V.

  3. What is the maximum peak output current of AO4862E?

    • The maximum peak output current of AO4862E is typically 4A.

  4. What are the typical applications of AO4862E?

    • Typical applications of AO4862E include motor control, power supplies, Class D amplifiers, and other high-speed switching applications.

  5. What is the input logic voltage range for AO4862E?

    • The input logic voltage range for AO4862E is typically 2.5V to 5.5V.

  6. What is the propagation delay of AO4862E?

    • The propagation delay of AO4862E is typically 15ns.

  7. Does AO4862E have built-in shoot-through protection?

    • Yes, AO4862E has built-in shoot-through protection to prevent both high-side and low-side MOSFETs from conducting simultaneously.

  8. What is the thermal resistance of AO4862E?

    • The thermal resistance of AO4862E is typically 50°C/W.

  9. Is AO4862E suitable for high-frequency switching applications?

    • Yes, AO4862E is suitable for high-frequency switching applications due to its fast propagation delay and high-speed performance.

  10. What are the key features of AO4862E?

    • The key features of AO4862E include dual-channel design, high-speed operation, low-side MOSFET driving capability, and built-in shoot-through protection.