Rohm Semiconductor
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BU8307CF-E2
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BU8307CF-E2

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, low power consumption
  • Package: Small Outline Package (SOP)
  • Essence: Power management IC for various applications
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

  • Input Voltage Range: 3V - 5.5V
  • Output Voltage Range: 0.8V - 3.3V
  • Maximum Output Current: 1A
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Quiescent Current: 10µA

Detailed Pin Configuration

The BU8307CF-E2 has a total of 8 pins:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage pin
  6. PG: Power good indicator pin
  7. SS: Soft-start pin
  8. BST: Boost pin

Functional Features

  • Integrated overcurrent protection
  • Built-in thermal shutdown protection
  • Soft-start function for smooth power-up
  • Power good indicator for output status monitoring
  • Wide input voltage range for versatile applications
  • Low quiescent current for energy efficiency

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Integrated protection features enhance reliability - Versatile input and output voltage ranges cater to various applications

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The BU8307CF-E2 is a power management IC that regulates the input voltage to provide a stable output voltage. It utilizes an internal control circuitry to monitor and adjust the output voltage based on the feedback received from the FB pin. The soft-start function ensures a gradual increase in output voltage during power-up, preventing sudden voltage spikes. The integrated overcurrent protection and thermal shutdown features safeguard the IC and connected devices from damage.

Detailed Application Field Plans

The BU8307CF-E2 finds applications in various fields, including:

  1. Portable electronic devices: Provides power management for smartphones, tablets, and portable gaming consoles.
  2. IoT devices: Suitable for powering sensors, wireless modules, and microcontrollers in IoT applications.
  3. Automotive electronics: Used in automotive infotainment systems, navigation devices, and dashboard displays.
  4. Industrial equipment: Provides power management for industrial automation systems, motor control units, and control panels.

Detailed and Complete Alternative Models

  1. BU8306CF-E2: Similar to BU8307CF-E2 but with a lower maximum output current of 500mA.
  2. BU8308CF-E2: Similar to BU8307CF-E2 but with a higher maximum output current of 1.5A.
  3. BU8309CF-E2: Similar to BU8307CF-E2 but with extended operating temperature range (-40°C to +105°C).

These alternative models offer similar functionality with slight variations in specifications to cater to different application requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von BU8307CF-E2 in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of BU8307CF-E2 in technical solutions:

  1. Q: What is BU8307CF-E2? A: BU8307CF-E2 is a specific model of integrated circuit (IC) used for motor control applications.

  2. Q: What are the key features of BU8307CF-E2? A: Some key features of BU8307CF-E2 include built-in H-bridge driver circuits, PWM control, and protection functions like overcurrent and thermal shutdown.

  3. Q: What types of motors can BU8307CF-E2 control? A: BU8307CF-E2 is designed to control various types of DC motors, such as brushed DC motors and stepper motors.

  4. Q: How does BU8307CF-E2 communicate with a microcontroller or other control system? A: BU8307CF-E2 typically uses a standard serial communication protocol, such as I2C or SPI, to interface with a microcontroller or other control system.

  5. Q: Can BU8307CF-E2 handle high current loads? A: Yes, BU8307CF-E2 is capable of driving high current loads, typically up to several amps, depending on the specific configuration and external components used.

  6. Q: Does BU8307CF-E2 require any external components for operation? A: Yes, BU8307CF-E2 requires external components such as power supply, motor connections, and optional feedback sensors for closed-loop control.

  7. Q: Is BU8307CF-E2 suitable for battery-powered applications? A: Yes, BU8307CF-E2 can be used in battery-powered applications, but it's important to consider power consumption and efficiency to optimize battery life.

  8. Q: Can BU8307CF-E2 handle regenerative braking? A: Yes, BU8307CF-E2 supports regenerative braking by providing a means to control the motor's back EMF and safely dissipate the generated energy.

  9. Q: Are there any specific safety considerations when using BU8307CF-E2? A: Yes, it's important to follow the manufacturer's guidelines for proper wiring, grounding, and thermal management to ensure safe operation of BU8307CF-E2.

  10. Q: Where can I find more information about BU8307CF-E2 and its application examples? A: You can refer to the datasheet and application notes provided by the manufacturer, as well as online resources and forums dedicated to motor control and integrated circuits.