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MAX1626ESA

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

Partnumber Manufacturer Quantity Availability
MAX1626ESA 35 In Stock

Description and Introduction

5V/3.3V or Adjustable / 100% Duty-Cycle / High-Efficiency / Step-Down DC-DC Controllers The MAX1626ESA is a step-down DC-DC converter IC manufactured by Maxim Integrated. Below are its specifications, descriptions, and features based on factual data:

### **Specifications:**  
- **Input Voltage Range:** 4V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 29V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 300kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit)  
- **Dropout Voltage:** Typically 1.1V at 500mA load  
- **Quiescent Current:** 100µA (typical)  

### **Description:**  
The MAX1626ESA is a high-efficiency, step-down DC-DC converter designed for applications requiring a regulated output voltage from a higher input voltage. It integrates a power MOSFET switch and control circuitry, minimizing external component count. The device operates in a fixed-frequency PWM (Pulse Width Modulation) mode, ensuring stable performance across varying load conditions.  

### **Features:**  
- Adjustable or fixed output voltage versions available  
- Internal power MOSFET switch  
- Low dropout operation  
- Low quiescent current for improved efficiency  
- Overcurrent and thermal protection  
- Short-circuit protection  
- Small footprint due to minimal external components  

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

Application Scenarios & Design Considerations

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

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