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MAX5039EUA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX5039EUA+T

Manufacturer: MAXIM

Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs

Partnumber Manufacturer Quantity Availability
MAX5039EUA+T MAXIM 50 In Stock

Description and Introduction

Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs The MAX5039EUA+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:

### **Specifications:**  
- **Input Voltage Range:** 7.5V to 76V  
- **Output Voltage Range:** Adjustable from 1.25V to 13V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 125kHz (fixed)  
- **Efficiency:** Up to 85%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin μMAX  

### **Descriptions:**  
The MAX5039EUA+T is a high-efficiency, step-down DC-DC converter designed for industrial and automotive applications. It integrates a power MOSFET and features a fixed-frequency PWM control scheme for stable operation.  

### **Features:**  
- **Wide Input Voltage Range (7.5V to 76V)** – Suitable for automotive and industrial systems.  
- **Internal Power MOSFET** – Simplifies design and reduces external components.  
- **Adjustable Output Voltage (1.25V to 13V)** – Set via external resistors.  
- **Low Quiescent Current (100μA typ.)** – Improves efficiency at light loads.  
- **Thermal Shutdown & Current Limit Protection** – Enhances reliability.  
- **Fixed-Frequency PWM Operation (125kHz)** – Reduces output ripple and noise.  

This device is commonly used in automotive, industrial power supplies, and battery-powered applications.

Application Scenarios & Design Considerations

Voltage-Tracking Controllers for PowerPC, DSPs, and ASICs

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