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MAX8845XETC+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX8845XETC+

Manufacturer: MAXIM

28V Linear Li+ Battery Chargers with Battery Detection and Overvoltage-Protected Output

Partnumber Manufacturer Quantity Availability
MAX8845XETC+ MAXIM 35000 In Stock

Description and Introduction

28V Linear Li+ Battery Chargers with Battery Detection and Overvoltage-Protected Output The MAX8845XETC+ is a lithium-ion (Li+) battery charger IC manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Input Voltage Range:** 4.25V to 13V  
- **Charge Voltage Range:** 4.2V (adjustable)  
- **Charge Current:** Up to 1.5A (programmable)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 12-Pin TDFN (3mm x 3mm)  
- **Charging Method:** Linear (constant-current/constant-voltage)  
- **Precision Charge Voltage:** ±0.5%  
- **Battery Detection:** Automatic  
- **Thermal Regulation:** Yes  

### **Descriptions:**
The MAX8845XETC+ is a highly integrated linear battery charger designed for single-cell Li+ batteries. It supports USB and adapter power inputs, automatically selecting the appropriate power source. The device features thermal regulation to prevent overheating and includes safety timers for charge termination.

### **Features:**
- **Automatic Power Source Selection** (USB or adapter)  
- **Programmable Charge Current** (up to 1.5A)  
- **Thermal Regulation** for optimized charging  
- **Precision Voltage Regulation** (±0.5%)  
- **Battery Detection & Automatic Recharge**  
- **Charge Status Outputs** (LED or host interface)  
- **Safety Timers** for charge termination  
- **Low Battery Leakage Current** (<2µA when disabled)  
- **Small Footprint** (12-pin TDFN package)  

This information is strictly factual and derived from the manufacturer's datasheet.

Application Scenarios & Design Considerations

28V Linear Li+ Battery Chargers with Battery Detection and Overvoltage-Protected Output

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