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MAX1714AEEP-T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1714AEEP-T

Manufacturer: MAXIM, MAX

High-Speed Step-Down Controller for Notebook Computers

Partnumber Manufacturer Quantity Availability
MAX1714AEEP-T,MAX1714AEEPT MAXIM, MAX 20263 In Stock

Description and Introduction

High-Speed Step-Down Controller for Notebook Computers The MAX1714AEEP-T 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 28V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Switching Frequency:** 300kHz  
- **Output Current:** Up to 15A (with external components)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin QSOP (Exposed Pad)  

### **Descriptions:**
The MAX1714AEEP-T is a high-efficiency, step-down DC-DC controller designed for high-current, low-voltage applications. It integrates PWM control with synchronous rectification to minimize power loss. The device supports adjustable output voltage and includes features like soft-start, overcurrent protection, and thermal shutdown.

### **Features:**
- **Synchronous Rectification:** Improves efficiency by reducing power dissipation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Overcurrent Protection (OCP):** Safeguards against excessive load currents.  
- **Thermal Shutdown:** Prevents damage from overheating.  
- **Low Dropout Operation:** Maintains regulation even when input voltage is close to output.  
- **External MOSFET Drive:** Allows flexibility in power stage design.  

This information is based solely on the manufacturer's datasheet. For detailed application notes, refer to Maxim Integrated's official documentation.

Application Scenarios & Design Considerations

High-Speed Step-Down Controller for Notebook Computers

Alternative Part Number

  • ISL6227CAZ --: Dual synchronous buck PWM controller with similar function and pin-compatible footprint, widely used as a MAX1714 replacement in notebook power designs.
  • TPS51124RGER --: Dual-channel synchronous buck controller for notebook DDR/VCORE rails, comparable input range and switching architecture, available in QFN package.
  • RT8205LZQW --: Dual synchronous buck controller targeting notebook power supplies, functionally equivalent to MAX1714A with similar voltage-mode control and package options.
  • TPS51120PWPR --: Dual-channel synchronous buck controller for notebook power rails, comparable input range and current-mode control, available in HTSSOP package with good cross-reference support.

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