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MAX1711EEG from MAXIM,MAXIM - Dallas Semiconductor

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MAX1711EEG

Manufacturer: MAXIM, MAXIN, MAX

High-Speed / Digitally Adjusted Step-Down Controllers for Notebook CPUs

Partnumber Manufacturer Quantity Availability
MAX1711EEG MAXIM, MAXIN, MAX 20086 In Stock

Description and Introduction

High-Speed / Digitally Adjusted Step-Down Controllers for Notebook CPUs The MAX1711EEG 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:  

### **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 MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 24-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**  
- The MAX1711EEG is a high-efficiency, synchronous step-down DC-DC controller designed for high-current applications.  
- It uses external N-channel MOSFETs for power switching, allowing flexibility in current handling.  
- Features include adjustable output voltage, soft-start, and overcurrent protection.  
- Suitable for notebook computers, portable devices, and distributed power systems.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Overcurrent Protection:** Uses external current-sense resistors.  
- **Power-Good Output:** Monitors output voltage status.  
- **Low Dropout Operation:** Maintains regulation with minimal headroom.  

This information is sourced from the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

High-Speed / Digitally Adjusted Step-Down Controllers for Notebook CPUs

Alternative Part Number

  • ISL6520ACBZ --: Single-phase synchronous buck PWM controller with similar function and voltage-mode control, commonly used as a MAX1711 substitute in CPU/core supply designs.
  • TPS5210PWP --: Synchronous buck controller for CPU core supplies with comparable feature set and 5-bit VID support, suitable as a functional replacement.
  • LTC1735CS --: High-efficiency synchronous step-down switching regulator controller with similar architecture and current-mode control, usable as an alternative with layout review.

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