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MAX1631EAI from MAXI,MAXIM - Dallas Semiconductor

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MAX1631EAI

Manufacturer: MAXI

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers

Partnumber Manufacturer Quantity Availability
MAX1631EAI MAXI 384 In Stock

Description and Introduction

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers The MAX1631EAI is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (MAXI)  
- **Type:** Step-Down (Buck) Switching Controller  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable down to 1.25V  
- **Output Current:** Up to 20A (with external MOSFETs)  
- **Switching Frequency:** 200kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**
The MAX1631EAI is a high-efficiency, step-down DC-DC controller designed for high-current applications. It drives external N-channel MOSFETs to regulate output voltage with precision. It is commonly used in power supplies for notebooks, workstations, and other systems requiring stable voltage conversion.

### **Features:**
- **Wide Input Voltage Range (4.5V–30V)**  
- **Adjustable Output Voltage (1.25V to VIN)**  
- **High-Efficiency Synchronous Rectification**  
- **Programmable Soft-Start**  
- **Overvoltage and Undervoltage Protection**  
- **Current-Limit Protection**  
- **Low Dropout Operation**  
- **Thermal Shutdown Protection**  

This information is strictly based on the manufacturer's datasheet. For detailed application notes or design considerations, refer to the official documentation.

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