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MAX1917EEE+T from MAX,MAXIM - Dallas Semiconductor

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MAX1917EEE+T

Manufacturer: MAX, MAXIM

Tracking, Sinking and Sourcing, Synchronous Buck Controller for DDR Memory and Termination Supplies

Partnumber Manufacturer Quantity Availability
MAX1917EEE+T MAX, MAXIM 25000 In Stock

Description and Introduction

Tracking, Sinking and Sourcing, Synchronous Buck Controller for DDR Memory and Termination Supplies The MAX1917EEE+T is a high-efficiency, step-down DC-DC converter manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.8V to 5.5V (adjustable)  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-QSOP  

### **Descriptions:**  
The MAX1917EEE+T is a synchronous buck converter designed for high-efficiency power conversion. It integrates low-resistance MOSFETs to minimize power loss and features a fixed-frequency PWM control scheme for stable operation.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing conduction losses.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Internal Soft-Start:** Prevents inrush current at startup.  
- **Overcurrent and Thermal Protection:** Enhances reliability.  
- **Low Dropout Operation:** Maintains regulation even when the input voltage is close to the output.  
- **Power-Good Output:** Monitors output voltage status.  

This device is suitable for applications such as point-of-load regulation, industrial power supplies, and portable electronics.

Application Scenarios & Design Considerations

Tracking, Sinking and Sourcing, Synchronous Buck Controller for DDR Memory and Termination Supplies

Alternative Part Number

  • LTC3736EUF#PBF --: Dual synchronous step-down controller with similar input range and current-mode architecture, suitable as a functional substitute in DC-DC regulation designs.
  • TPS40170RGYR --: Wide-input synchronous buck controller offering comparable switching frequency and gate drive capability for similar power supply applications.
  • ISL6442IAZ --: Dual-channel PWM controller with similar voltage-mode control and protection features, usable as an alternative in multi-rail power designs.
  • TPS51124RGER --: Dual-channel synchronous buck controller with comparable voltage range and current-mode control, widely available and pin-functionally similar.
  • ISL6227CAZ --: Dual PWM step-down controller with similar supply range and feature set, suitable as a functional replacement in many designs.

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