Texas Instruments
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BQ51051BYFPT
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BQ51051BYFPT

Introduction

The BQ51051BYFPT is a wireless power receiver controller designed for inductive charging applications. This device belongs to the category of integrated circuits and is commonly used in wireless charging systems for various electronic devices. The BQ51051BYFPT offers several characteristics such as efficient power transfer, compact package size, and compatibility with Qi standard wireless charging. It is typically available in small quantities and is packaged in a compact form factor.

Specifications

  • Input Voltage: 4.5V to 5.5V
  • Output Voltage: Programmable up to 5V
  • Maximum Output Current: 1A
  • Operating Temperature Range: -40°C to 85°C
  • Package Type: 20-pin VQFN

Detailed Pin Configuration

The BQ51051BYFPT features a 20-pin VQFN package with pins assigned for various functions including power input, communication, control, and output connections. A detailed pin configuration diagram is provided in the datasheet for precise integration into the target application.

Functional Features

  • Integrated Digital Controller
  • Foreign Object Detection (FOD)
  • Overcurrent Protection
  • Thermal Regulation
  • Communication Interface for System Control

Advantages and Disadvantages

Advantages

  • Efficient Power Transfer
  • Compact Package Size
  • Qi Standard Compatibility
  • Built-in Safety Features

Disadvantages

  • Limited Output Current (up to 1A)
  • Requires External Components for Complete System Integration

Working Principles

The BQ51051BYFPT operates by receiving power wirelessly from a compatible transmitter and converting it into a regulated DC output suitable for charging the target device. The integrated digital controller manages the power transfer process, ensuring efficiency and safety through features like foreign object detection and overcurrent protection.

Detailed Application Field Plans

The BQ51051BYFPT is widely used in consumer electronics such as smartphones, tablets, and wearable devices that support wireless charging. Additionally, it finds applications in automotive and industrial sectors where the convenience of wireless power transfer is desired.

Detailed and Complete Alternative Models

  • BQ51050B
  • BQ51003
  • BQ51010B
  • BQ51013B

In conclusion, the BQ51051BYFPT is a versatile wireless power receiver controller with advanced features tailored for inductive charging applications. Its compact design, efficient power transfer, and safety features make it an ideal choice for a wide range of electronic devices and industries.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af BQ51051BYFPT i tekniske løsninger

  1. What is the BQ51051BYFPT?

    • The BQ51051BYFPT is a wireless power receiver IC designed for use in wireless charging applications.

  2. What is the input voltage range of the BQ51051BYFPT?

    • The input voltage range of the BQ51051BYFPT is typically 4.5V to 5.5V.

  3. What is the maximum output current of the BQ51051BYFPT?

    • The BQ51051BYFPT can deliver a maximum output current of up to 1A.

  4. What is the communication interface used by the BQ51051BYFPT?

    • The BQ51051BYFPT uses an I2C communication interface for control and monitoring.

  5. What is the recommended coil configuration for use with the BQ51051BYFPT?

    • It is recommended to use a 6.78MHz resonant coil configuration with the BQ51051BYFPT.

  6. What are the key features of the BQ51051BYFPT?

    • The key features of the BQ51051BYFPT include overvoltage protection, overcurrent protection, and thermal regulation.

  7. Can the BQ51051BYFPT be used in automotive applications?

    • Yes, the BQ51051BYFPT is suitable for use in automotive applications, provided it meets the necessary automotive standards.

  8. What are the typical applications of the BQ51051BYFPT?

    • The BQ51051BYFPT is commonly used in wireless charging pads, portable devices, and other wireless power transfer systems.

  9. Does the BQ51051BYFPT support foreign object detection (FOD)?

    • Yes, the BQ51051BYFPT includes support for foreign object detection to ensure safe and efficient charging.

  10. What are the recommended operating conditions for the BQ51051BYFPT?

    • The BQ51051BYFPT operates best within a temperature range of -40°C to 85°C and requires a supply voltage of 4.5V to 5.5V.