Rohm Semiconductor
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BU52002GUL-E2
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BU52002GUL-E2

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: Low power consumption, high efficiency
Package: 20-pin QFN package
Essence: Regulates and manages power supply
Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Input Voltage: 3V to 5.5V
  • Output Voltage: 1.2V to 3.3V
  • Output Current: Up to 2A
  • Efficiency: Up to 95%
  • Operating Temperature: -40°C to 85°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. SW (Switching Node)
  4. FB (Feedback)
  5. EN (Enable)
  6. PG (Power Good)
  7. COMP (Compensation)
  8. SS (Soft Start)
  9. AGND (Analog Ground)
  10. VOUT (Output Voltage)

Functional Features

  • Wide input voltage range
  • High efficiency at light loads
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft start for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Comprehensive protection features

Disadvantages: - Limited output current compared to some alternatives - Sensitive to layout and external components

Working Principles

The BU52002GUL-E2 is a step-down DC-DC converter that regulates the input voltage to a lower, stable output voltage. It uses pulse-width modulation (PWM) to control the output voltage and maintain high efficiency across various load conditions.

Detailed Application Field Plans

This IC is suitable for a wide range of applications including: - Portable electronic devices - Battery-powered equipment - IoT devices - Industrial automation systems

Detailed and Complete Alternative Models

  1. LM2675-ADJ/NOPB
  2. TPS54360DDAR
  3. LT1763CS8-3.3

Note: The alternative models listed above offer similar functionality and can be considered based on specific application requirements.

This comprehensive entry provides an overview of the BU52002GUL-E2, covering its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BU52002GUL-E2 v technických řešeních

  1. What is BU52002GUL-E2?

    • BU52002GUL-E2 is a high-speed, low-side gate driver IC designed for use in various technical solutions, particularly in power electronics and motor control applications.

  2. What voltage range does BU52002GUL-E2 support?

    • BU52002GUL-E2 supports a wide voltage range, typically from 4.5V to 18V, making it suitable for a variety of power supply designs.

  3. What type of loads can BU52002GUL-E2 drive?

    • BU52002GUL-E2 is capable of driving various loads, including MOSFETs, IGBTs, and other power semiconductor devices commonly used in motor drives, inverters, and similar applications.

  4. Does BU52002GUL-E2 have built-in protection features?

    • Yes, BU52002GUL-E2 incorporates several protection features such as under-voltage lockout (UVLO), over-current protection, and thermal shutdown to ensure reliable and safe operation.

  5. Can BU52002GUL-E2 be used in automotive applications?

    • Yes, BU52002GUL-E2 is suitable for automotive applications due to its robust design, wide operating voltage range, and compliance with automotive standards.

  6. What is the maximum switching frequency supported by BU52002GUL-E2?

    • BU52002GUL-E2 can support high-frequency switching up to several hundred kHz, making it suitable for high-performance power conversion systems.

  7. Is BU52002GUL-E2 compatible with standard microcontrollers and FPGAs?

    • Yes, BU52002GUL-E2 is designed to be compatible with standard logic levels, making it easy to interface with microcontrollers, FPGAs, and other digital control circuits.

  8. What is the typical propagation delay of BU52002GUL-E2?

    • The typical propagation delay of BU52002GUL-E2 is in the range of tens of nanoseconds, ensuring precise and efficient control of power switches.

  9. Does BU52002GUL-E2 support desaturation detection for IGBT applications?

    • Yes, BU52002GUL-E2 includes desaturation detection circuitry, which is essential for protecting IGBTs from over-current and short-circuit conditions.

  10. Are there any application notes or reference designs available for using BU52002GUL-E2?

    • Yes, the manufacturer provides comprehensive application notes and reference designs to assist engineers in implementing BU52002GUL-E2 in various technical solutions, offering valuable insights and best practices for optimal performance.