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MAX1638EAG+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1638EAG+T

Manufacturer: MAXIM

High-Speed Step-Down Controller with Synchronous Rectification for CPU Power

Partnumber Manufacturer Quantity Availability
MAX1638EAG+T,MAX1638EAGT MAXIM 8000 In Stock

Description and Introduction

High-Speed Step-Down Controller with Synchronous Rectification for CPU Power The MAX1638EAG+T is a high-efficiency, step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Output Current:** Up to 20A (with external MOSFETs)  
- **Switching Frequency:** 200kHz to 300kHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 24-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**
- The MAX1638EAG+T is a synchronous buck (step-down) DC-DC controller designed for high-power applications.  
- It supports external N-channel MOSFETs for high-current output.  
- Features include adjustable frequency, soft-start, and overcurrent protection.  
- Suitable for industrial, telecom, and computing applications.  

### **Features:**
- **Adjustable Output Voltage** (via external resistors)  
- **Synchronous Rectification** for improved efficiency  
- **Programmable Soft-Start** to reduce inrush current  
- **Overcurrent Protection** with foldback limiting  
- **Wide Input Voltage Range** (4.5V to 30V)  
- **Low Dropout Operation** for extended battery life  
- **External Synchronization Capability**  

This information is based solely on the manufacturer's datasheet. For detailed application notes, refer to Maxim Integrated's official documentation.

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