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ISL6253HAZ from INTERSIL

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ISL6253HAZ

Manufacturer: INTERSIL, INTERSIL,IN

Highly Integrated Battery Charger for Notebook Computers

Partnumber Manufacturer Quantity Availability
ISL6253HAZ INTERSIL, INTERSIL,IN 13200 In Stock

Description and Introduction

Highly Integrated Battery Charger for Notebook Computers The **ISL6253HAZ** is a battery charger controller manufactured by **Intersil (now part of Renesas Electronics)**. Below are its key specifications, descriptions, and features based on available data:  

### **Specifications:**  
- **Input Voltage Range:** 7V to 25V  
- **Battery Voltage Range:** 2.4V to 19V  
- **Charge Current Accuracy:** ±3%  
- **Switching Frequency:** Adjustable (300kHz typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-Lead QFN (5mm x 5mm)  
- **Control Method:** PWM Synchronous Buck Controller  

### **Descriptions:**  
The **ISL6253HAZ** is a highly integrated battery charger controller designed for **Li-ion/Li-polymer battery packs** in notebook computers and portable devices. It supports **AC adapter and USB power input selection**, providing **adaptive charging** based on available power sources.  

### **Features:**  
- **Dual Input Power Path Management** (AC adapter and USB)  
- **Programmable Charge Current and Voltage**  
- **Automatic Power Source Selection**  
- **Integrated MOSFET Drivers**  
- **Thermal Regulation for Safe Operation**  
- **Input Current Limiting for Adapter Protection**  
- **Battery Detection and Fault Protection**  
- **Supports 2-, 3-, and 4-Cell Li-ion Batteries**  

This device is optimized for **high-efficiency charging** with **low power dissipation** and includes multiple protection mechanisms for safe operation.  

*(Note: Always refer to the official datasheet for detailed technical information.)*

Application Scenarios & Design Considerations

Highly Integrated Battery Charger for Notebook Computers

Alternative Part Number

  • BQ24751ARHDR --: Multi-chemistry battery charger controller with SMBus, functionally similar to the ISL6253 notebook charger controller and widely used as a drop-in class replacement.
  • MAX8734AEEI+ --: Notebook battery charger controller with comparable charge-voltage/current regulation features and similar application role.
  • LTC4162IUFD --: Advanced multi-chemistry battery charger IC offering similar charging control functions for portable/notebook power designs.
  • BQ24725A --: Multi-cell battery charger controller with SMBus interface, functionally similar to the ISL6253 for notebook charging applications.
  • MAX1771 --: Step-up/step-down switching regulator controller usable in similar power management designs, widely available alternative.
  • LTC4006 --: Standalone lithium-ion battery charger controller offering comparable charging control functionality for portable systems.

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