Active-Semi International Inc.
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ACT8870QJ101-T

ACT8870QJ101-T

Product Overview

Category

ACT8870QJ101-T belongs to the category of integrated circuits (ICs).

Use

It 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

ACT8870QJ101-T is available in a small outline package (SOP) or a quad flat no-leads package (QFN).

Essence

The essence of ACT8870QJ101-T lies in its ability to efficiently manage power in electronic devices, ensuring optimal performance and reliability.

Packaging/Quantity

ACT8870QJ101-T is typically packaged in reels or trays, with a quantity of 2500 units per reel/tray.

Specifications

  • Input Voltage Range: 2.7V - 5.5V
  • Output Voltage Range: 0.6V - 3.3V
  • Maximum Output Current: 1A
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Protection Features: Overcurrent protection, overvoltage protection, undervoltage lockout, thermal shutdown

Pin Configuration

ACT8870QJ101-T has the following pin configuration:

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage
  6. PGND: Power ground

Functional Features

  • Step-down DC-DC converter
  • Adjustable output voltage
  • Soft-start function
  • Power sequencing capability
  • Power good indicator
  • Fault detection and protection

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Multiple protection features ensure device safety
  • Compact size enables integration in space-constrained designs

Disadvantages

  • Limited maximum output current (1A)
  • Operating temperature range may not be suitable for extreme environments

Working Principles

ACT8870QJ101-T operates as a step-down DC-DC converter, converting the input voltage to a lower, regulated output voltage. It utilizes a control loop to maintain the desired output voltage by adjusting the duty cycle of the internal power switch. The feedback pin (FB) provides voltage regulation feedback, while the enable pin (EN) controls the device's operation.

Detailed Application Field Plans

ACT8870QJ101-T finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Its compact size, high efficiency, and multiple protection features make it suitable for power management in these devices.

Detailed and Complete Alternative Models

Some alternative models that can be considered for power management purposes are: - ACT8865QJ101-T - ACT8867QJ101-T - ACT8868QJ101-T - ACT8869QJ101-T

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

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של ACT8870QJ101-T בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of ACT8870QJ101-T in technical solutions:

  1. Question: What is ACT8870QJ101-T?
    Answer: ACT8870QJ101-T is a specific model of integrated circuit (IC) that is commonly used in technical solutions.

  2. Question: What is the purpose of ACT8870QJ101-T?
    Answer: ACT8870QJ101-T is designed to provide power management functions in various electronic devices and systems.

  3. Question: What are the key features of ACT8870QJ101-T?
    Answer: Some key features of ACT8870QJ101-T include multiple voltage regulators, power switches, and protection circuits.

  4. Question: In which applications can ACT8870QJ101-T be used?
    Answer: ACT8870QJ101-T can be used in a wide range of applications, including smartphones, tablets, portable gaming devices, and other battery-powered devices.

  5. Question: How does ACT8870QJ101-T help in power management?
    Answer: ACT8870QJ101-T helps in power management by regulating voltages, controlling power distribution, and protecting the system from overvoltage, overcurrent, and short-circuit conditions.

  6. Question: Can ACT8870QJ101-T support multiple voltage levels?
    Answer: Yes, ACT8870QJ101-T supports multiple voltage levels, allowing it to power different components with varying voltage requirements.

  7. Question: Is ACT8870QJ101-T programmable?
    Answer: No, ACT8870QJ101-T is not programmable. It operates based on its internal circuitry and external component connections.

  8. Question: What is the input voltage range for ACT8870QJ101-T?
    Answer: The input voltage range for ACT8870QJ101-T typically varies from 2.7V to 5.5V, depending on the specific model.

  9. Question: Can ACT8870QJ101-T handle high current loads?
    Answer: Yes, ACT8870QJ101-T is designed to handle high current loads, making it suitable for power-hungry devices and systems.

  10. Question: Are there any application notes or reference designs available for ACT8870QJ101-T?
    Answer: Yes, the manufacturer of ACT8870QJ101-T usually provides application notes and reference designs that can help engineers in implementing the IC effectively in their technical solutions.

Please note that the answers provided here are general and may vary based on the specific requirements and datasheet of ACT8870QJ101-T.