Analog Devices ADP5024 Evaluation Board ADP5024CP-EVALZ Manuales de usuario

Tabla de contenidos

• Features

  1
• Applications

  1
• General Description

  1
• Typical Application Circuit

  1
• Revision History

  2
• Specifications

  3
  • General Specifications

    3
  • BUCK1 and BUCK2 Specifications

    4
  • LDO Specifications

    5
  • Input and Output Capacitor, Recommended Specifications

    6
• Absolute Maximum Ratings

  7
  • Thermal Resistance

    7
  • ESD Caution

    7
• Pin Configuration and Function Descriptions

  8
• Typical Performance Characteristics

  9
• Theory of Operation

  16
  • Power Management Unit

    17
    • Thermal Protection

      17
    • Undervoltage Lockout

      17
    • Enable/Shutdown

      17
  • BUCK1 and BUCK2

    19
    • Control Scheme

      19
    • PWM Mode

      19
    • Power Save Mode (PSM)

      19
    • PSM Current Threshold

      19
    • Oscillator/Phasing of Inductor Switching

      19
    • Short-Circuit Protection

      19
    • Soft Start

      19
    • Current Limit

      19
    • 100% Duty Operation

      19
    • Active Pull-Down Resistors

      20
  • LDO

    20
• Applications Information

  21
  • Buck External Component Selection

    21
    • Feedback Resistors

      21
    • Inductor

      21
    • Output Capacitor

      21
    • Input Capacitor

      22
  • LDO External Component Selection

    23
    • Feedback Resistors

      23
    • Output Capacitor

      23
    • Input Bypass Capacitor

      23
    • Input and Output Capacitor Properties

      23
• Power Dissipation and Thermal Considerations

  24
  • Buck Regulator Power Dissipation

    24
    • LDO Regulator Power Dissipation

      25
  • Junction Temperature

    25
• PCB Layout Guidelines

  26
• Typical Application Schematics

  27
  • Bill of Materials

    27
• Outline Dimensions

  28
  • Ordering Guide

    28