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ISL6255AHRZ-T from INTERSIL

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ISL6255AHRZ-T

Manufacturer: INTERSIL, ti

Highly Integrated Battery Charger with Automatic Power Source Selector for Notebook Computers

Partnumber Manufacturer Quantity Availability
ISL6255AHRZ-T,ISL6255AHRZT INTERSIL, ti 7274 In Stock

Description and Introduction

Highly Integrated Battery Charger with Automatic Power Source Selector for Notebook Computers The ISL6255AHRZ-T is a battery charger controller manufactured by INTERSIL (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Input Voltage Range:** 7V to 25V  
- **Charge Voltage Accuracy:** ±0.5%  
- **Programmable Charge Current:** Up to 10A  
- **Switching Frequency:** 300kHz or 600kHz (selectable)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 32-Lead QFN (5x5mm)  

### **Descriptions:**  
- The ISL6255AHRZ-T is a highly integrated battery charger controller designed for Li-ion/Li-polymer battery packs.  
- It supports 2-, 3-, or 4-series cell configurations.  
- Features include input current limiting, system power management, and thermal regulation.  

### **Features:**  
- **Dual Input Current Limit:** Protects the adapter from overload.  
- **Battery Voltage Regulation:** Precision ±0.5% accuracy.  
- **AC Adapter Detection:** Automatically detects adapter presence.  
- **Thermal Regulation:** Prevents overheating.  
- **System Power Management:** Supports power path control for seamless system operation.  
- **Fast Charge Termination:** Based on current or voltage thresholds.  

This information is strictly based on the manufacturer's datasheet. For detailed application notes, refer to the official documentation.

Application Scenarios & Design Considerations

Highly Integrated Battery Charger with Automatic Power Source Selector for Notebook Computers

Alternative Part Number

  • BQ24725ARGRR --: Pin-compatible multi-cell battery charger controller with SMBus interface, widely used as a drop-in alternative to the ISL6255 in notebook charging designs.
  • MAX1771ESA+ --: Versatile step-up/step-down switching regulator controller that can implement similar battery charging topologies with external MOSFETs.
  • LTC4009CUF#PBF --: Multi-chemistry battery charger controller with similar charge-control functionality and comparable package options for notebook power designs.
  • BQ24780SRUYR --: Notebook battery charge controller with SMBus interface and similar charger architecture; suitable alternative when the ISL6255A is unavailable.

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