Rohm Semiconductor
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BD5444EFV-E2
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BD5444EFV-E2

Product Overview

Category: Integrated Circuit
Use: Power Management IC
Characteristics: High efficiency, low power consumption
Package: QFN-24
Essence: Regulates and distributes power within electronic devices
Packaging/Quantity: 1000 units per reel

Specifications

  • Input Voltage: 3.0V to 5.5V
  • Output Voltage: 0.8V to 3.6V
  • Output Current: Up to 3A
  • Efficiency: Up to 95%
  • Operating Temperature: -40°C to 85°C

Detailed Pin Configuration

  1. VIN
  2. PGND
  3. SW
  4. FB
  5. EN
  6. SS
  7. AGND
  8. VOUT

Functional Features

  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Compact package size

Disadvantages: - Limited output current compared to some alternatives - Higher cost compared to traditional linear regulators

Working Principles

The BD5444EFV-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 varying load conditions.

Detailed Application Field Plans

This product is suitable for various applications requiring efficient power management, such as portable electronics, IoT devices, and battery-powered systems. Its compact size and high efficiency make it ideal for space-constrained designs where power consumption is critical.

Detailed and Complete Alternative Models

  1. BD5445EFV-E2
  2. BD5446EFV-E2
  3. BD5447EFV-E2

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BD5444EFV-E2 en soluciones técnicas

  1. What is the BD5444EFV-E2?

    • The BD5444EFV-E2 is a voltage regulator IC designed for use in automotive applications, providing stable power supply to various electronic components.

  2. What is the input voltage range of BD5444EFV-E2?

    • The input voltage range of BD5444EFV-E2 is typically 3.5V to 42V, making it suitable for automotive systems with varying voltage levels.

  3. What is the output voltage range of BD5444EFV-E2?

    • The output voltage range of BD5444EFV-E2 is adjustable from 0.8V to 20V, allowing flexibility in meeting different system requirements.

  4. What is the maximum output current of BD5444EFV-E2?

    • The maximum output current of BD5444EFV-E2 is typically 3A, providing sufficient power for many automotive electronics.

  5. What protection features does BD5444EFV-E2 offer?

    • BD5444EFV-E2 offers protection features such as overcurrent protection, thermal shutdown, and reverse voltage protection, enhancing the reliability of the system.

  6. Can BD5444EFV-E2 be used in harsh automotive environments?

    • Yes, BD5444EFV-E2 is designed to withstand harsh automotive environments, including wide temperature ranges and high electrical noise.

  7. What are the typical applications of BD5444EFV-E2?

    • Typical applications of BD5444EFV-E2 include powering infotainment systems, ADAS (Advanced Driver Assistance Systems), and other automotive electronics.

  8. Does BD5444EFV-E2 require external components for operation?

    • BD5444EFV-E2 requires minimal external components for operation, simplifying the design and reducing overall system cost.

  9. Is BD5444EFV-E2 compliant with automotive quality standards?

    • Yes, BD5444EFV-E2 is compliant with automotive quality standards, ensuring its reliability and performance in automotive applications.

  10. Where can I find detailed technical information about BD5444EFV-E2?

    • Detailed technical information about BD5444EFV-E2 can be found in the datasheet provided by the manufacturer, offering comprehensive specifications and application guidance.