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MAX1714 from MAX,MAXIM - Dallas Semiconductor

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MAX1714

Manufacturer: MAX

High-Speed Step-Down Controller for Notebook Computers

Partnumber Manufacturer Quantity Availability
MAX1714 MAX 2330 In Stock

Description and Introduction

High-Speed Step-Down Controller for Notebook Computers The MAX1714 is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Switching Frequency:** 300kHz  
- **Output Current:** Up to 15A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Duty Cycle:** Up to 100%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin QSOP  

### **Descriptions:**  
The MAX1714 is a high-efficiency, synchronous step-down DC-DC controller designed for high-current, low-voltage applications. It uses external N-channel MOSFETs to regulate the output voltage with high accuracy. The device is optimized for applications such as notebook computers, telecom/datacom systems, and distributed power supplies.

### **Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing power dissipation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Current-Mode Control:** Provides fast transient response.  
- **Overcurrent Protection:** Uses external sense resistor for accurate current limiting.  
- **Low Dropout Operation:** Allows 100% duty cycle for lowest dropout.  
- **Power-Good Output:** Monitors output voltage status.  
- **Shutdown Mode:** Reduces supply current to <10µA.  

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

Application Scenarios & Design Considerations

High-Speed Step-Down Controller for Notebook Computers

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