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MAX1873REEE from MAXIM,MAXIM - Dallas Semiconductor

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MAX1873REEE

Manufacturer: MAXIM

Simple Current-Limited Switch-Mode Li Charger Controller

Partnumber Manufacturer Quantity Availability
MAX1873REEE MAXIM 420 In Stock

Description and Introduction

Simple Current-Limited Switch-Mode Li Charger Controller The MAX1873REEE is a step-down DC-DC converter manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin QSOP  

### **Descriptions:**  
The MAX1873REEE is a high-efficiency, step-down DC-DC converter designed for applications requiring high output current with a wide input voltage range. It integrates a synchronous rectifier to minimize external component count and improve efficiency. The device features a fixed-frequency PWM control scheme for stable operation across varying load conditions.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 28V)**  
- **3A Output Current Capability**  
- **Adjustable Output Voltage (1.25V to 5.5V)**  
- **High Efficiency (Up to 95%)**  
- **Synchronous Rectification**  
- **Fixed 500kHz Switching Frequency**  
- **Overcurrent and Thermal Protection**  
- **Low Dropout Operation**  
- **Small 16-Pin QSOP Package**  

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

Application Scenarios & Design Considerations

Simple Current-Limited Switch-Mode Li Charger Controller

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