BQ24747RHDTManufacturer: TI SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| BQ24747RHDT | TI | 225 | In Stock |
Description and Introduction
SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin The BQ24747RHDT is a battery charge controller manufactured by Texas Instruments (TI). Below are its key specifications:
1. **Function**: High-efficiency synchronous battery charger controller for 2-4 cell Li-ion or Li-polymer batteries. For detailed specifications, refer to the official TI datasheet. |
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Application Scenarios & Design Considerations
SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin # BQ24747RHDT Technical Documentation
## 1. Application Scenarios ### Typical Use Cases -  Portable Computing Devices : Notebooks, ultrabooks, and 2-in-1 convertible systems requiring high-efficiency battery charging up to 10A ### Industry Applications ### Practical Advantages  Limitations:  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 2: Input Voltage Transients   Pitfall 3: Battery Detection Issues  ### Compatibility Issues  Battery Pack Requirements:   System Load Considerations:  ### PCB Layout Recommendations  Signal Integrity:   Thermal Management:   General Guidelines:  |
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| Partnumber | Manufacturer | Quantity | Availability |
| BQ24747RHDT | TI Pb-free | 191 | In Stock |
Description and Introduction
SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin The **BQ24747RHDT** from Texas Instruments is a highly efficient, synchronous battery charge controller designed for powering notebook computers and other portable devices. This advanced IC integrates multiple functions to optimize charging performance while ensuring system reliability.  
Featuring a **switch-mode buck converter**, the BQ24747RHDT supports **2- to 4-cell Li-ion or Li-polymer batteries** with a wide input voltage range (5.5V to 24V). It offers **adaptive power management**, dynamically adjusting charge current and voltage based on system load and input power availability. Key capabilities include **input current optimization (ICO)**, **battery discharge prevention**, and **thermal regulation** to enhance safety and efficiency.   The device supports **I²C communication**, enabling precise control and monitoring of charging parameters. Additional protection features such as **overvoltage, overcurrent, and overtemperature safeguards** ensure robust operation in demanding environments.   With its compact **VQFN-20 package**, the BQ24747RHDT is ideal for space-constrained designs. Its intelligent power management makes it a preferred choice for modern portable systems requiring high-performance charging solutions.   Engineers will appreciate its **flexibility, reliability, and integration**, making it a versatile component for next-generation battery-powered applications. |
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Application Scenarios & Design Considerations
SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin # BQ24747RHDT Technical Documentation
*Manufacturer: TI (Pb-free)* ## 1. Application Scenarios ### Typical Use Cases -  Portable Computing Devices : Laptops, ultrabooks, and tablet computers requiring efficient battery management ### Industry Applications ### Practical Advantages ### Limitations ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 2: Input Voltage Transients   Pitfall 3: Battery Detection Failures  ### Compatibility Issues  Microcontroller Interfaces   External Components  ### PCB Layout Recommendations  Signal Routing   Thermal Management  ## 3. Technical Specifications ### Key Parameter Explanations  Charge Current : Programmable up to 10A  Battery Voltage : 2-4 series cells (8.4V to 16.8V) |
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