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ACT8865QI405-T
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ACT8865QI405-T

Product Overview

Category

ACT8865QI405-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power management purposes.

Characteristics

  • High efficiency
  • Low power consumption
  • Compact size
  • Wide input voltage range
  • Multiple protection features

Package

ACT8865QI405-T is available in a small form factor package, typically a QFN (Quad Flat No-leads) package.

Essence

The essence of ACT8865QI405-T lies in its ability to efficiently regulate and distribute power within electronic devices, ensuring stable and reliable operation.

Packaging/Quantity

ACT8865QI405-T is usually packaged in reels or trays, with a typical quantity of 2500 units per reel/tray.

Specifications

  • Input Voltage Range: 2.7V - 5.5V
  • Output Voltage Range: 0.6V - 3.6V
  • Maximum Output Current: 4A
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ACT8865QI405-T has the following pin configuration:

  1. VIN: Input voltage pin
  2. EN: Enable pin
  3. PGND: Power ground pin
  4. SW: Switching node pin
  5. FB: Feedback pin
  6. VOUT: Output voltage pin
  7. AGND: Analog ground pin

Functional Features

  • Integrated synchronous buck converter
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start function
  • Power good indicator

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Compact size allows for space-saving designs
  • Wide input voltage range enables compatibility with various power sources
  • Multiple protection features enhance device reliability

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Temperature limitations restrict usage in extreme environments

Working Principles

ACT8865QI405-T operates as a synchronous buck converter, converting the input voltage to a regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the switching of the internal power MOSFETs, achieving high efficiency and accurate voltage regulation.

Detailed Application Field Plans

ACT8865QI405-T finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ACT8865QI405-T are: - ACT8865QI406-T - ACT8865QI407-T - ACT8865QI408-T - ACT8865QI409-T

These models offer similar functionality and characteristics, providing flexibility in design choices.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av ACT8865QI405-T i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of ACT8865QI405-T in technical solutions:

  1. Question: What is ACT8865QI405-T?
    Answer: ACT8865QI405-T is a voltage regulator IC (Integrated Circuit) that provides multiple power rails for various components in electronic devices.

  2. Question: What is the input voltage range of ACT8865QI405-T?
    Answer: The input voltage range of ACT8865QI405-T is typically between 2.7V and 5.5V.

  3. Question: How many output channels does ACT8865QI405-T have?
    Answer: ACT8865QI405-T has four independent output channels, each capable of delivering up to 400mA of current.

  4. Question: Can ACT8865QI405-T be used in battery-powered applications?
    Answer: Yes, ACT8865QI405-T can be used in battery-powered applications as it operates within a wide input voltage range and has low quiescent current consumption.

  5. Question: What is the efficiency of ACT8865QI405-T?
    Answer: ACT8865QI405-T offers high efficiency, typically above 90%, which helps in reducing power dissipation and extending battery life.

  6. Question: Is ACT8865QI405-T suitable for noise-sensitive applications?
    Answer: Yes, ACT8865QI405-T features excellent load and line regulation, making it suitable for noise-sensitive applications where stable and clean power supply is required.

  7. Question: Can ACT8865QI405-T provide adjustable output voltages?
    Answer: No, ACT8865QI405-T provides fixed output voltages for each channel. However, different versions of ACT8865 are available with different output voltage options.

  8. Question: What is the operating temperature range of ACT8865QI405-T?
    Answer: The operating temperature range of ACT8865QI405-T is typically between -40°C and 85°C, making it suitable for a wide range of environments.

  9. Question: Does ACT8865QI405-T have built-in protection features?
    Answer: Yes, ACT8865QI405-T incorporates various protection features such as over-temperature protection, short-circuit protection, and under-voltage lockout.

  10. Question: Can ACT8865QI405-T be used in automotive applications?
    Answer: Yes, ACT8865QI405-T is AEC-Q100 qualified, making it suitable for automotive applications where high reliability and performance are required.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.