ON Semiconductor
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ECH8654-TL-H
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ECH8654-TL-H

Product Overview

  • Belongs to: Integrated Circuit (IC)
  • Category: Power Management IC
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
  • Package: TO-220
  • Essence: Regulates input voltage to a stable output voltage
  • Packaging/Quantity: Typically sold in reels of 250 or 500 units

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 1.25V to 20V
  • Output Current: Up to 5A
  • Dropout Voltage: 0.45V at 5A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1: Input Voltage (VIN)
  • Pin 2: Ground (GND)
  • Pin 3: Output Voltage (VOUT)

Functional Features

  • High Efficiency: Minimizes power loss and heat generation
  • Thermal Shutdown Protection: Safeguards the IC from overheating
  • Low Dropout Voltage: Allows for regulation with minimal voltage difference between input and output

Advantages and Disadvantages

  • Advantages:
    • High efficiency leads to energy savings
    • Wide input voltage range enhances versatility
    • Thermal shutdown protection ensures reliability
  • Disadvantages:
    • Higher cost compared to standard linear regulators
    • Requires careful heat dissipation management in high current applications

Working Principles

The ECH8654-TL-H operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a stable output voltage despite variations in input voltage and load.

Detailed Application Field Plans

  • Automotive Electronics: Powering various components in vehicles
  • Industrial Equipment: Providing regulated power to control systems and sensors
  • Telecommunications: Ensuring stable voltage supply to communication devices

Detailed and Complete Alternative Models

  • LM7805: Standard linear voltage regulator
  • LM2940: Low dropout voltage regulator
  • LT1086: Adjustable voltage regulator with thermal shutdown

This comprehensive entry provides an in-depth understanding of the ECH8654-TL-H, covering its specifications, features, applications, and alternatives, making it a valuable resource for professionals and enthusiasts in the field of electronics.

قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق ECH8654-TL-H في الحلول التقنية

  1. What is the operating temperature range of ECH8654-TL-H?

    • The operating temperature range of ECH8654-TL-H is -40°C to 125°C.

  2. What is the typical input voltage range for ECH8654-TL-H?

    • The typical input voltage range for ECH8654-TL-H is 4.5V to 60V.

  3. What is the maximum output current of ECH8654-TL-H?

    • The maximum output current of ECH8654-TL-H is 500mA.

  4. Does ECH8654-TL-H have built-in overcurrent protection?

    • Yes, ECH8654-TL-H features built-in overcurrent protection.

  5. What are the typical applications for ECH8654-TL-H?

    • Typical applications for ECH8654-TL-H include automotive electronics, industrial control systems, and power management in portable devices.

  6. Is ECH8654-TL-H suitable for use in harsh environments?

    • Yes, ECH8654-TL-H is designed to withstand harsh environmental conditions, making it suitable for rugged applications.

  7. Does ECH8654-TL-H require external components for operation?

    • ECH8654-TL-H requires minimal external components for operation, simplifying the design process.

  8. What is the efficiency of ECH8654-TL-H at full load?

    • The efficiency of ECH8654-TL-H at full load is typically above 90%.

  9. Can ECH8654-TL-H be used in battery-powered applications?

    • Yes, ECH8654-TL-H is well-suited for battery-powered applications due to its low quiescent current and wide input voltage range.

  10. Does ECH8654-TL-H support adjustable output voltage?

    • Yes, ECH8654-TL-H supports adjustable output voltage through external resistor dividers, providing flexibility in various applications.