Texas Instruments
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
BQ24750RHDTG4
詳細を表示 DataSheets

BQ24750RHDTG4 - English Editing Encyclopedia Entry

Product Overview

Category

The BQ24750RHDTG4 belongs to the category of power management integrated circuits (PMICs).

Use

This PMIC is primarily used for battery charging and system power management in portable electronic devices such as laptops, tablets, and smartphones.

Characteristics

  • Efficient power conversion and management capabilities
  • High charging efficiency
  • Advanced protection features for safe charging
  • Compact and space-saving design

Package

The BQ24750RHDTG4 is available in a small outline package (SOT) with a thermal pad for effective heat dissipation.

Essence

The essence of this product lies in its ability to efficiently manage and regulate power flow between the power source and the battery, ensuring optimal charging performance and device operation.

Packaging/Quantity

The BQ24750RHDTG4 is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Input voltage range: 4.5V to 24V
  • Output voltage range: 3.3V to 25.2V
  • Charging current range: up to 8A
  • Operating temperature range: -40°C to 85°C
  • Integrated protection features: overvoltage protection, overcurrent protection, short-circuit protection, thermal shutdown

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VBST: Boost converter output voltage pin
  4. ACSET: Input current limit setting pin
  5. IADP: Adapter current sense input pin
  6. TS: Thermistor input pin for temperature monitoring
  7. BAT: Battery voltage sense input pin
  8. PROCHOT: Processor hot signal output pin
  9. SYS: System voltage sense input pin
  10. SDA: I2C data pin
  11. SCL: I2C clock pin
  12. INT: Interrupt output pin
  13. EN: Enable pin for device operation control

Functional Features

  • Dynamic power path management for simultaneous charging and system operation
  • Programmable charge current and voltage settings
  • Automatic battery detection and initialization
  • I2C communication interface for configuration and monitoring
  • Fault protection and recovery mechanisms

Advantages and Disadvantages

Advantages

  • High charging efficiency leads to faster charging times
  • Comprehensive protection features ensure safe charging and device operation
  • Compact package size allows for integration in space-constrained designs
  • Flexible programmability enables customization for different battery chemistries and system requirements

Disadvantages

  • Requires additional external components for complete power management solution
  • Limited output voltage range may not be suitable for certain applications requiring higher voltages

Working Principles

The BQ24750RHDTG4 operates by regulating the power flow between the input source (e.g., AC adapter) and the battery, as well as providing power to the system. It utilizes a combination of switching regulators, charge controllers, and protection circuits to efficiently manage the power conversion process. The device continuously monitors various parameters such as input voltage, battery voltage, and temperature to ensure optimal charging performance and prevent any potential damage or hazards.

Detailed Application Field Plans

The BQ24750RHDTG4 is widely used in various portable electronic devices, including but not limited to: - Laptops - Tablets - Smartphones - Portable gaming consoles - Portable medical devices

Detailed and Complete Alternative Models

  1. BQ24751RHDTG4
  2. BQ24752RHDTG4
  3. BQ24753RHDTG4
  4. BQ24754RHDTG4
  5. BQ24755RHDTG4

These alternative models offer similar functionality and features, with slight variations in specifications and pin configurations. They can be considered as alternatives to the BQ24750RHDTG4 based on specific application requirements.

In conclusion, the BQ24750RHDTG4 is a highly efficient power management integrated circuit designed for battery charging and system power management in portable electronic devices. Its compact size, advanced protection features, and programmability make it an ideal choice for various applications in the consumer electronics industry.

Word count: 560

技術ソリューションにおける BQ24750RHDTG4 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of BQ24750RHDTG4 in technical solutions:

  1. Q: What is the BQ24750RHDTG4? A: The BQ24750RHDTG4 is a battery charger IC designed for use in portable electronic devices.

  2. Q: What is the input voltage range supported by the BQ24750RHDTG4? A: The BQ24750RHDTG4 supports an input voltage range of 3.5V to 24V.

  3. Q: What is the maximum charging current supported by the BQ24750RHDTG4? A: The BQ24750RHDTG4 can support a maximum charging current of up to 8A.

  4. Q: Can the BQ24750RHDTG4 charge multiple battery chemistries? A: Yes, the BQ24750RHDTG4 is capable of charging multiple battery chemistries, including lithium-ion, lithium-polymer, and lead-acid batteries.

  5. Q: Does the BQ24750RHDTG4 have built-in protection features? A: Yes, the BQ24750RHDTG4 includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.

  6. Q: Can the BQ24750RHDTG4 operate in a wide temperature range? A: Yes, the BQ24750RHDTG4 is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  7. Q: Is the BQ24750RHDTG4 compatible with USB Power Delivery (PD)? A: No, the BQ24750RHDTG4 does not support USB Power Delivery. It is primarily used for charging batteries in portable devices.

  8. Q: Can the BQ24750RHDTG4 be controlled and monitored through a microcontroller? A: Yes, the BQ24750RHDTG4 can be controlled and monitored through a microcontroller using its I2C interface.

  9. Q: Does the BQ24750RHDTG4 support fast charging protocols like Qualcomm Quick Charge or USB Type-C PD? A: No, the BQ24750RHDTG4 does not support fast charging protocols like Qualcomm Quick Charge or USB Type-C PD. It is a standalone battery charger IC.

  10. Q: What are some typical applications of the BQ24750RHDTG4? A: The BQ24750RHDTG4 is commonly used in applications such as laptops, tablets, power banks, and other portable electronic devices that require battery charging functionality.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.