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MAX1813EEI-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1813EEI-T

Manufacturer: MAXIM

Dynamically-Adjustable, Synchronous Step-Down Controller with Integrated Voltage Positioning

Partnumber Manufacturer Quantity Availability
MAX1813EEI-T,MAX1813EEIT MAXIM 2175 In Stock

Description and Introduction

Dynamically-Adjustable, Synchronous Step-Down Controller with Integrated Voltage Positioning The MAX1813EEI-T is a battery charger controller IC manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX1813EEI-T  
- **Package:** 28-pin QSOP (Quarter Small Outline Package)  
- **Input Voltage Range:** 4.5V to 28V  
- **Charge Voltage Accuracy:** ±0.75%  
- **Charge Current Accuracy:** ±5%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Charge Termination:** Programmable timer or voltage-based  
- **Battery Chemistry Support:** Single-cell Li-ion/Li-polymer  

### **Descriptions:**  
The MAX1813EEI-T is a high-efficiency, switch-mode battery charger controller designed for single-cell Li-ion/Li-polymer batteries. It integrates a PWM controller, MOSFET drivers, and charge termination logic, allowing for flexible and precise charging control. It supports USB and AC adapter inputs with automatic input source selection.

### **Features:**  
- **Programmable Charge Current (Up to 4A)**  
- **Automatic Input Power Source Selection (USB/AC Adapter)**  
- **Thermal Regulation for Safe Operation**  
- **Charge Status Outputs (LED or Microprocessor Interface)**  
- **Reverse Battery Protection**  
- **Low Battery Leakage Current (<2µA)**  
- **Soft-Start to Limit Inrush Current**  
- **Power-Good Output for System Monitoring**  

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

Application Scenarios & Design Considerations

Dynamically-Adjustable, Synchronous Step-Down Controller with Integrated Voltage Positioning

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