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MAX8550ETI+T from MAX,MAXIM - Dallas Semiconductor

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MAX8550ETI+T

Manufacturer: MAX, MAXIM

Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards

Partnumber Manufacturer Quantity Availability
MAX8550ETI+T,MAX8550ETIT MAX, MAXIM 4497 In Stock

Description and Introduction

Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards The **MAX8550ETI+T** is a step-down DC-DC converter manufactured by **Maxim Integrated (now part of Analog Devices)**. Below are its key specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Input Voltage Range:** 2.6V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.6V to VIN  
- **Output Current:** Up to 6A  
- **Switching Frequency:** 1MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin TQFN (5mm x 5mm)  

### **Descriptions:**  
The MAX8550ETI+T is a high-efficiency, synchronous step-down DC-DC converter designed for applications requiring high output current with a compact footprint. It integrates low RDS(ON) MOSFETs to minimize power dissipation and improve efficiency.  

### **Features:**  
- **High-Efficiency Synchronous Rectification**  
- **Adjustable Output Voltage (0.6V to VIN)**  
- **Internal Compensation for Simplified Design**  
- **Power-Good Output Monitor**  
- **Overcurrent and Thermal Protection**  
- **Low-Dropout (LDO) Mode for Improved Efficiency at Light Loads**  
- **Soft-Start for Controlled Startup**  

This device is commonly used in **point-of-load (POL) regulation, networking equipment, and portable electronics**.  

Would you like additional details on any specific parameter?

Application Scenarios & Design Considerations

Integrated DDR Power-Supply Solutions for Desktops, Notebooks, and Graphic Cards

Alternative Part Number

  • ISL6262CRZ --: Single-phase buck controller with integrated MOSFET drivers, similar function and pin-compatible layout for CPU/GPU core supplies.
  • TPS51620RHBR --: Dual-phase synchronous buck controller with integrated drivers, comparable current capability and control interface.
  • NCP5386MNR2G --: Multi-phase buck controller offering similar voltage regulation features and driver integration for point-of-load applications.
  • TPS51511RSA --: Integrated step-down controller for DDR memory termination and notebook power rails, offering comparable voltage regulation features.
  • LTC3736EUF --: Dual synchronous step-down switching controller with similar input range and current-mode architecture, suitable as a functional replacement.

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