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MAX1626ESA+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1626ESA+T

Manufacturer: MAXIM

5V/3.3V or Adjustable, 100% Duty Cycle, High-Efficiency, Step-Down DC-DC Controllers

Partnumber Manufacturer Quantity Availability
MAX1626ESA+T,MAX1626ESAT MAXIM 5000 In Stock

Description and Introduction

5V/3.3V or Adjustable, 100% Duty Cycle, High-Efficiency, Step-Down DC-DC Controllers The **MAX1626ESA+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:** 4V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 29V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 200kHz (fixed)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (ESA)  

### **Descriptions:**  
The MAX1626ESA+T is a **high-efficiency, step-down DC-DC converter** designed for applications requiring a regulated lower voltage from a higher input supply. It integrates a **PWM controller, MOSFET switch, and error amplifier**, reducing external component count.  

### **Features:**  
- **Low Dropout Operation:** Maintains regulation even when the input voltage is close to the output.  
- **Low Quiescent Current:** Typically 110µA (improves efficiency at light loads).  
- **Internal Soft-Start:** Reduces inrush current during startup.  
- **Current-Limit Protection:** Safeguards against overload conditions.  
- **Thermal Shutdown:** Prevents damage from excessive heat.  
- **Adjustable Output:** Set via external resistors.  

This device is commonly used in **battery-powered systems, industrial controls, and automotive applications**.  

*(Source: MAXIM Integrated datasheet)*

Application Scenarios & Design Considerations

5V/3.3V or Adjustable, 100% Duty Cycle, High-Efficiency, Step-Down DC-DC Controllers

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