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ISL9200IRZ from ISL

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ISL9200IRZ

Manufacturer: ISL

Charging System Safety Circuit

Partnumber Manufacturer Quantity Availability
ISL9200IRZ ISL 128021 In Stock

Description and Introduction

Charging System Safety Circuit The **ISL9200IRZ** 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 from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Intersil (Renesas Electronics)  
- **Part Number:** ISL9200IRZ  
- **Package:** 16-Lead QFN (4mm x 4mm)  
- **Input Voltage Range:** 4.35V to 6.5V  
- **Charging Voltage Range:** 3.0V to 4.4V (adjustable)  
- **Charge Current:** Up to 1.5A (programmable)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Charge Termination:** Programmable via external resistor or I²C interface  
- **Efficiency:** Up to 90%  

### **Description:**  
The ISL9200IRZ is a highly integrated **Li-ion/Li-polymer battery charger controller** designed for portable applications. It supports **USB and AC adapter inputs** with automatic power source selection. The device includes **thermal regulation** to prevent overheating and **reverse-blocking FETs** to protect against incorrect battery insertion.

### **Features:**  
- **Automatic Power Source Selection** (USB/AC adapter)  
- **I²C Programmable Charge Parameters** (current, voltage, termination)  
- **Thermal Regulation** for safe operation  
- **Reverse-Blocking FETs** for battery protection  
- **Charge Status Indicators** (LED or host interface)  
- **Low Battery Preconditioning** (trickle charge for deeply discharged cells)  
- **Battery Temperature Monitoring** (via NTC thermistor)  
- **Small Footprint** (16-QFN package)  

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

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