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BU52078GWZ-E2
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BU52078GWZ-E2

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: High efficiency, low power consumption
Package: WLCSP-12 (1.7x2.2mm)
Essence: Efficient power management
Packaging/Quantity: Tape & Reel (3000 pcs/reel)

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage: 0.6V to 3.3V
  • Maximum Output Current: 500mA
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

  1. VIN: Input voltage
  2. GND: Ground
  3. EN: Enable pin
  4. SW: Switching node
  5. FB: Feedback
  6. PG: Power good indication
  7. AGND: Analog ground
  8. LX: Inductor connection
  9. BST: Bootstrap capacitor connection
  10. SS/TR: Soft-start/tracking
  11. VOUT: Output voltage
  12. PGND: Power ground

Functional Features

  • High efficiency step-down DC-DC converter
  • Low quiescent current
  • Power good indication
  • Soft-start and tracking function
  • Overcurrent protection
  • Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Small package size - Power good indication for system monitoring

Disadvantages: - Limited maximum output current - Operating temperature range may not be suitable for extreme environments

Working Principles

The BU52078GWZ-E2 is a step-down DC-DC converter that efficiently converts the input voltage to a lower output voltage with high efficiency. It regulates the output voltage by adjusting the duty cycle of the internal switch.

Detailed Application Field Plans

The BU52078GWZ-E2 is suitable for various battery-powered applications, such as portable devices, IoT devices, and handheld instruments. It can also be used in point-of-load regulation for larger systems.

Detailed and Complete Alternative Models

  • BU52079GWZ-E2: Higher maximum output current
  • BU52077GWZ-E2: Lower quiescent current, wider operating temperature range

In conclusion, the BU52078GWZ-E2 is a highly efficient power management IC suitable for a wide range of battery-powered applications, offering compact size and advanced features for effective power regulation.

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10個與BU52078GWZ-E2在技術方案中應用相關的常見問題與解答

  1. What is BU52078GWZ-E2?

    • BU52078GWZ-E2 is a high-performance, low-dropout linear regulator designed for use in various technical solutions.

  2. What is the input voltage range of BU52078GWZ-E2?

    • The input voltage range of BU52078GWZ-E2 is typically 2.7V to 5.5V.

  3. What is the output voltage range of BU52078GWZ-E2?

    • The output voltage range of BU52078GWZ-E2 is adjustable from 0.8V to 4.5V.

  4. What is the maximum output current of BU52078GWZ-E2?

    • The maximum output current of BU52078GWZ-E2 is 500mA.

  5. What are the typical applications of BU52078GWZ-E2?

    • BU52078GWZ-E2 is commonly used in battery-powered devices, portable equipment, and other applications requiring a regulated power supply.

  6. What are the key features of BU52078GWZ-E2?

    • Some key features of BU52078GWZ-E2 include low dropout voltage, low quiescent current, thermal shutdown protection, and adjustable output voltage.

  7. What is the thermal resistance of BU52078GWZ-E2?

    • The thermal resistance of BU52078GWZ-E2 is typically 200°C/W.

  8. Does BU52078GWZ-E2 require an external compensation capacitor?

    • Yes, BU52078GWZ-E2 requires an external compensation capacitor for stability.

  9. Is BU52078GWZ-E2 available in a small package?

    • Yes, BU52078GWZ-E2 is available in a small USP-6B package, making it suitable for space-constrained applications.

  10. What are the recommended operating conditions for BU52078GWZ-E2?

    • The recommended operating temperature range for BU52078GWZ-E2 is -40°C to 85°C, and it should be operated within its specified input and output voltage ranges for optimal performance.