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MAX748AEPA from MAXIM,MAXIM - Dallas Semiconductor

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MAX748AEPA

Manufacturer: MAXIM

3.3V, Step-Down, Current-Mode PWM DC-DC Converters

Partnumber Manufacturer Quantity Availability
MAX748AEPA MAXIM 8 In Stock

Description and Introduction

3.3V, Step-Down, Current-Mode PWM DC-DC Converters The **MAX748AEPA** is a DC-DC converter 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  
- **Category:** DC-DC Converters  
- **Type:** Step-Up (Boost)  
- **Output Voltage:** Adjustable  
- **Output Current:** Up to **1A**  
- **Input Voltage Range:** **1.8V to 5.5V**  
- **Switching Frequency:** **500kHz**  
- **Efficiency:** Up to **94%**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **8-Pin PDIP (Plastic Dual In-Line Package)**  
- **Features:** Synchronous rectification, low shutdown current, and soft-start capability.  

### **Descriptions:**  
The **MAX748AEPA** is a high-efficiency, step-up DC-DC converter designed for applications requiring a regulated output voltage higher than the input supply. It integrates a synchronous rectifier to improve efficiency and reduce external component count. The adjustable output voltage makes it suitable for various power supply designs.  

### **Features:**  
- **Wide Input Voltage Range (1.8V to 5.5V)** – Suitable for battery-powered applications.  
- **High Efficiency (Up to 94%)** – Minimizes power loss.  
- **500kHz Switching Frequency** – Allows for smaller external components.  
- **Synchronous Rectification** – Improves efficiency and reduces heat dissipation.  
- **Low Shutdown Current (<1µA)** – Enhances battery life in portable devices.  
- **Soft-Start Function** – Reduces inrush current during startup.  
- **8-Pin PDIP Package** – Easy to integrate into standard PCB designs.  

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

Application Scenarios & Design Considerations

3.3V, Step-Down, Current-Mode PWM DC-DC Converters

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