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MAX8743EEI . from MAX,MAXIM - Dallas Semiconductor

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MAX8743EEI .

Manufacturer: MAX

Dual, High-Efficiency, Step-Down Controller with High Impedance in Shutdown

Partnumber Manufacturer Quantity Availability
MAX8743EEI .,MAX8743EEI MAX 43 In Stock

Description and Introduction

Dual, High-Efficiency, Step-Down Controller with High Impedance in Shutdown The MAX8743EEI is a voltage regulator IC manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Manufacturer:**  
Maxim Integrated  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 24V  
- **Output Voltage Range:** Adjustable (0.7V to 5.5V)  
- **Output Current:** Up to 7A  
- **Switching Frequency:** 300kHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin QSOP (Exposed Pad)  

### **Descriptions:**  
The MAX8743EEI is a high-efficiency, step-down DC-DC converter with synchronous rectification. It is designed for applications requiring high output current with low voltage ripple. The device integrates power MOSFETs and provides a compact, high-performance solution for point-of-load regulation.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency and reduces power dissipation.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **Programmable Soft-Start:** Reduces inrush current during startup.  
- **Overcurrent and Overtemperature Protection:** Enhances system reliability.  
- **Power-Good Output:** Monitors output voltage status.  
- **Low Dropout Operation:** Maintains regulation with small input-output differentials.  
- **Adjustable Switching Frequency:** Allows optimization for efficiency or component size.  

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

Application Scenarios & Design Considerations

Dual, High-Efficiency, Step-Down Controller with High Impedance in Shutdown

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