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MAX5053AEUA from MAXIM,MAXIM - Dallas Semiconductor

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MAX5053AEUA

Manufacturer: MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX5053AEUA MAXIM 14 In Stock

Description and Introduction

10.8 V, 50 W, current-mode PWM controller with an error amplifier for isolated/nonisolated power supply The MAX5053AEUA is a power management IC manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX5053AEUA  
- **Package:** 8-pin μMAX  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable from 1.25V to 10V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 500kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Regulation Type:** Step-Down (Buck) DC-DC Converter  

### **Descriptions:**  
The MAX5053AEUA is a high-efficiency, step-down DC-DC converter designed for applications requiring a compact power solution. It integrates a synchronous rectifier for improved efficiency and operates at a fixed 500kHz switching frequency. The device is suitable for battery-powered systems, portable devices, and industrial applications.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 28V)** – Supports various power sources.  
- **High Efficiency (Up to 95%)** – Reduces power loss with synchronous rectification.  
- **500kHz Fixed Switching Frequency** – Minimizes external component size.  
- **Adjustable Output Voltage (1.25V to 10V)** – Set via external resistors.  
- **Internal Soft-Start** – Reduces inrush current during startup.  
- **Overcurrent and Thermal Protection** – Enhances system reliability.  
- **Low Quiescent Current (50μA typical)** – Improves efficiency in light-load conditions.  
- **Small Footprint (8-pin μMAX Package)** – Ideal for space-constrained applications.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

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

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