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ISL6257HRZ-T from INTERSIL

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ISL6257HRZ-T

Manufacturer: INTERSIL

Highly Integrated Narrow VDC Battery Charger for Notebook Computers

Partnumber Manufacturer Quantity Availability
ISL6257HRZ-T,ISL6257HRZT INTERSIL 8967 In Stock

Description and Introduction

Highly Integrated Narrow VDC Battery Charger for Notebook Computers The ISL6257HRZ-T is a battery charger controller IC 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  
- **Charging Voltage Accuracy:** ±0.5%  
- **Battery Voltage Range:** 2.4V to 19.2V  
- **Maximum Charge Current:** Up to 10A (adjustable)  
- **Switching Frequency:** 300kHz (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-Lead QFN (5x5mm)  
- **Control Method:** PWM Synchronous Buck Controller  

### **Descriptions:**  
- Designed for high-efficiency battery charging in notebook computers and portable devices.  
- Supports 2-, 3-, and 4-series Li-ion/Li-polymer battery packs.  
- Includes integrated MOSFET drivers for synchronous buck converters.  
- Features input current limiting and overvoltage protection.  

### **Features:**  
- **Adaptive Input Current Limiting:** Prevents system overload.  
- **Programmable Charge Current & Voltage:** Adjustable via external resistors.  
- **AC Adapter Detection:** Identifies adapter presence and capability.  
- **Thermal Regulation:** Protects against overheating.  
- **Power Good Indicator:** Monitors charging status.  
- **Low Quiescent Current:** Enhances efficiency in standby mode.  

This information is based on the manufacturer's datasheet and technical documentation.

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