Active-Semi International Inc.
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ACT8751QLDHY-T

ACT8751QLDHY-T

Product Overview

Category

ACT8751QLDHY-T belongs to the category of integrated circuits (ICs).

Use

This IC 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

ACT8751QLDHY-T is available in a compact surface mount package.

Essence

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

Packaging/Quantity

ACT8751QLDHY-T is typically packaged in reels or trays, with a quantity of 2500 units per reel/tray.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.3V
  • Maximum Output Current: 1.5A
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Protection Features: Overcurrent protection, overtemperature protection, undervoltage lockout

Detailed Pin Configuration

ACT8751QLDHY-T has the following pin configuration:

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

Functional Features

  • High-efficiency step-down DC-DC converter
  • Adjustable output voltage
  • Soft-start function for smooth power-up
  • Power-good indicator
  • Overcurrent and overtemperature protection
  • Undervoltage lockout for enhanced safety

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Compact size allows for easy integration into various devices
  • Wide input voltage range enables compatibility with different power sources
  • Multiple protection features ensure device and user safety

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Operating temperature range may restrict usage in extreme environments

Working Principles

ACT8751QLDHY-T operates as a step-down DC-DC converter, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on the feedback received from the FB pin. The enable (EN) pin controls the ON/OFF state of the IC.

Detailed Application Field Plans

ACT8751QLDHY-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 ACT8751QLDHY-T are: - ACT8847QLT - ACT8931QJH - ACT8945AQJH - ACT8865QJH

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

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Перечислите 10 распространенных вопросов и ответов, связанных с применением ACT8751QLDHY-T в технических решениях.

Sure! Here are 10 common questions and answers related to the application of ACT8751QLDHY-T in technical solutions:

Q1: What is ACT8751QLDHY-T? A1: ACT8751QLDHY-T is a specific model or part number of a technical component used in various electronic devices.

Q2: What is the purpose of ACT8751QLDHY-T? A2: ACT8751QLDHY-T is typically used as a power management integrated circuit (PMIC) in electronic devices to regulate and control power supply.

Q3: What are the key features of ACT8751QLDHY-T? A3: Some key features of ACT8751QLDHY-T include multiple voltage regulators, power sequencing, overvoltage/undervoltage protection, and thermal shutdown.

Q4: In which types of devices can ACT8751QLDHY-T be used? A4: ACT8751QLDHY-T can be used in a wide range of devices such as smartphones, tablets, wearable devices, IoT devices, and other portable electronics.

Q5: How does ACT8751QLDHY-T help in power management? A5: ACT8751QLDHY-T helps in power management by efficiently converting and regulating the input voltage to provide stable and reliable power supply to different components of the device.

Q6: Can ACT8751QLDHY-T support multiple power rails? A6: Yes, ACT8751QLDHY-T is designed to support multiple power rails, allowing it to provide power to different subsystems within a device.

Q7: Is ACT8751QLDHY-T programmable? A7: Yes, ACT8751QLDHY-T can be programmed through its I2C interface, enabling customization and fine-tuning of power management settings.

Q8: What are the typical input and output voltage ranges of ACT8751QLDHY-T? A8: The typical input voltage range of ACT8751QLDHY-T is between 2.7V and 5.5V, while the output voltage range can vary depending on the specific configuration.

Q9: Does ACT8751QLDHY-T have any built-in protection features? A9: Yes, ACT8751QLDHY-T incorporates various protection features such as overvoltage protection, undervoltage lockout, and thermal shutdown to ensure safe operation.

Q10: Can ACT8751QLDHY-T be used in battery-powered devices? A10: Yes, ACT8751QLDHY-T is commonly used in battery-powered devices as it helps optimize power efficiency and prolong battery life.

Please note that the answers provided here are general and may vary based on the specific implementation and requirements of the technical solution.