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BQ25100BYFPR
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BQ25100BYFPR

Product Overview

Category

BQ25100BYFPR belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for power management applications.

Characteristics

  • Integrated circuit
  • Power management functionality
  • Small form factor
  • Low power consumption

Package

BQ25100BYFPR is available in a compact package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of BQ25100BYFPR lies in its ability to efficiently manage power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels or trays, with a specified quantity per package.

Specifications

  • Input voltage range: 2.5V - 5.5V
  • Output voltage range: 1.8V - 4.2V
  • Maximum output current: 500mA
  • Operating temperature range: -40°C to +85°C
  • Package type: 20-pin VQFN

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. PG: Power good indicator pin
  5. VBAT: Battery voltage input pin
  6. VOUT: Output voltage pin
  7. BST: Boost converter control pin
  8. SW: Switching node pin
  9. FB: Feedback pin
  10. ILIM: Current limit setting pin
  11. TS: Thermal shutdown pin
  12. NC: No connection pin
  13. NC: No connection pin
  14. NC: No connection pin
  15. NC: No connection pin
  16. NC: No connection pin
  17. NC: No connection pin
  18. NC: No connection pin
  19. NC: No connection pin
  20. GND: Ground pin

Functional Features

  • Efficient power conversion
  • Low quiescent current
  • Overvoltage and undervoltage protection
  • Thermal shutdown protection
  • Power good indicator

Advantages and Disadvantages

Advantages

  • Compact size
  • Wide input voltage range
  • High output current capability
  • Efficient power management

Disadvantages

  • Limited number of pins for additional functionality
  • Relatively high cost compared to simpler power management solutions

Working Principles

BQ25100BYFPR operates by efficiently converting the input voltage to the desired output voltage using an integrated boost converter. It incorporates various protection mechanisms to ensure safe operation under different conditions, such as overvoltage, undervoltage, and thermal shutdown.

Detailed Application Field Plans

BQ25100BYFPR finds applications in a wide range of electronic devices requiring efficient power management. Some potential application fields include: - Portable consumer electronics - Wearable devices - Internet of Things (IoT) devices - Battery-powered medical devices - Industrial automation systems

Detailed and Complete Alternative Models

  1. BQ24075RGTR: Similar power management IC with lower output current capability.
  2. BQ25120YFFR: Higher output current variant of BQ25100BYFPR.
  3. TPS63020DSJR: Buck-boost converter IC with similar functionality.

Note: This is not an exhaustive list, and there are several alternative models available from different manufacturers.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BQ25100BYFPR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of BQ25100BYFPR in technical solutions:

  1. Question: What is the BQ25100BYFPR?
    Answer: The BQ25100BYFPR is a highly integrated power management IC (PMIC) designed for ultra-low-power applications.

  2. Question: What are the key features of the BQ25100BYFPR?
    Answer: The key features include an integrated battery charger, boost converter, buck converter, LDO regulator, and various protection features.

  3. Question: What is the input voltage range supported by the BQ25100BYFPR?
    Answer: The BQ25100BYFPR supports an input voltage range from 3.8V to 5.5V.

  4. Question: Can the BQ25100BYFPR charge multiple types of batteries?
    Answer: Yes, the BQ25100BYFPR can charge single-cell Li-Ion, Li-Polymer, and LiFePO4 batteries.

  5. Question: What is the maximum charging current supported by the BQ25100BYFPR?
    Answer: The BQ25100BYFPR supports a maximum charging current of 500mA.

  6. Question: Does the BQ25100BYFPR have any built-in protection features?
    Answer: Yes, the BQ25100BYFPR includes overvoltage protection, undervoltage lockout, thermal shutdown, and short-circuit protection.

  7. Question: Can the BQ25100BYFPR operate in a wide temperature range?
    Answer: Yes, the BQ25100BYFPR is designed to operate in a temperature range from -40°C to +85°C.

  8. Question: What is the efficiency of the BQ25100BYFPR's boost converter?
    Answer: The boost converter in the BQ25100BYFPR has a typical efficiency of 90%.

  9. Question: Can the BQ25100BYFPR be used in wearable devices?
    Answer: Yes, the BQ25100BYFPR is suitable for various ultra-low-power applications, including wearable devices.

  10. Question: Does the BQ25100BYFPR have any power-saving features?
    Answer: Yes, the BQ25100BYFPR includes a low-power mode and a shutdown mode to optimize power consumption when not in use.

Please note that these answers are general and may vary depending on the specific application and requirements.