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MAX1714A from MAX,MAXIM - Dallas Semiconductor

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MAX1714A

Manufacturer: MAX

High-Speed Step-Down Controller for Notebook Computers

Partnumber Manufacturer Quantity Availability
MAX1714A MAX 88 In Stock

Description and Introduction

High-Speed Step-Down Controller for Notebook Computers The MAX1714A is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

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

### **Descriptions:**
The MAX1714A 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 includes features like soft-start, overcurrent protection, and adjustable switching frequency.

### **Features:**
- **Synchronous Rectification:** Improves efficiency by reducing power dissipation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Programmable Soft-Start:** Limits inrush current during startup.  
- **Overcurrent Protection:** Uses external current-sense resistors.  
- **Adjustable Switching Frequency:** Allows optimization for efficiency or component size.  
- **Low Dropout Operation:** Supports 100% duty cycle for low input-output differentials.  
- **Power-Good Output:** Monitors output voltage status.  

This information is based solely on the manufacturer's datasheet. For detailed application notes or design support, refer to Analog Devices' official documentation.

Application Scenarios & Design Considerations

High-Speed Step-Down Controller for Notebook Computers

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