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MAX5052BEUA from MAXIM,MAXIM - Dallas Semiconductor

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MAX5052BEUA

Manufacturer: MAXIM

22 V, 50 W, current-mode PWM controller with an error amplifier for isolated/nonisolated power supply

Partnumber Manufacturer Quantity Availability
MAX5052BEUA MAXIM 108 In Stock

Description and Introduction

22 V, 50 W, current-mode PWM controller with an error amplifier for isolated/nonisolated power supply The MAX5052BEUA is a synchronous step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to 5V  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 500kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin µMAX (MSOP)  

### **Descriptions:**  
- The MAX5052BEUA is a high-efficiency, synchronous buck converter designed for point-of-load (POL) applications.  
- It integrates both high-side and low-side MOSFETs, reducing external component count.  
- Features include soft-start, overcurrent protection, and thermal shutdown.  

### **Features:**  
- **Integrated Synchronous Rectifier:** Eliminates the need for an external Schottky diode.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Current-Mode Control:** Ensures fast transient response and stable operation.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Overcurrent and Thermal Protection:** Enhances system reliability.  
- **Low Dropout Operation:** Maintains regulation even when the input voltage is close to the output.  

This device is commonly used in networking equipment, servers, and industrial applications requiring efficient power conversion.

Application Scenarios & Design Considerations

22 V, 50 W, current-mode PWM controller with an error amplifier for isolated/nonisolated power supply

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