IC Phoenix logo

Home ›  M  › M28 > MAX1638EAG

MAX1638EAG from MAXIM,MAXIM - Dallas Semiconductor

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

MAX1638EAG

Manufacturer: MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX1638EAG MAXIM 6698 In Stock

Description and Introduction

High-Speed Step-Down Controller with Synchronous Rectification for CPU Power The MAX1638EAG is a high-efficiency, step-down switching regulator 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 5A  
- **Switching Frequency:** 300kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 24-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**
The MAX1638EAG is a synchronous step-down DC-DC converter designed for high-power applications. It integrates high-side and low-side MOSFET drivers, reducing external component count. The device offers precise output voltage regulation and high efficiency, making it suitable for industrial, telecom, and computing applications.

### **Features:**
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Soft-Start Function:** Prevents inrush current during startup.  
- **Overcurrent and Thermal Protection:** Enhances system reliability.  
- **Low Dropout Operation:** Maintains regulation even when input voltage approaches output voltage.  
- **Wide Input Voltage Range:** Supports various power sources.  

For detailed application notes and schematics, refer to the official datasheet from Maxim Integrated (Analog Devices).

Application Scenarios & Design Considerations

High-Speed Step-Down Controller with Synchronous Rectification for CPU Power
Partnumber Manufacturer Quantity Availability
MAX1638EAG MAX 43 In Stock

Description and Introduction

High-Speed Step-Down Controller with Synchronous Rectification for CPU Power The MAX1638EAG is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- Maxim Integrated (now Analog Devices)  

### **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 is a high-efficiency, step-down (buck) DC-DC controller designed for high-current applications.  
- It uses synchronous rectification for improved efficiency and supports adjustable output voltage.  
- The device is suitable for powering high-performance processors, ASICs, and other low-voltage, high-current loads.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4.5V to 30V input.  
- **Adjustable Output Voltage:** Configurable from 1.25V to 5.5V.  
- **Synchronous Rectification:** Enhances efficiency and reduces power loss.  
- **Programmable Switching Frequency:** Allows optimization for efficiency or component size.  
- **Current-Mode Control:** Provides fast transient response and stable operation.  
- **Soft-Start Function:** Prevents inrush current at startup.  
- **Overcurrent and Thermal Protection:** Ensures safe operation under fault conditions.  
- **Power-Good Output:** Monitors output voltage status.  

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

Application Scenarios & Design Considerations

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

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips