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MAX1549ETL+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1549ETL+T

Manufacturer: MAXIM

Dual, Interleaved, Fixed-Frequency Step-Down Controller with a Dynamically Adjustable Output

Partnumber Manufacturer Quantity Availability
MAX1549ETL+T MAXIM 13 In Stock

Description and Introduction

Dual, Interleaved, Fixed-Frequency Step-Down Controller with a Dynamically Adjustable Output The MAX1549ETL+T is a power management IC (PMIC) manufactured by **MAXIM Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Manufacturer:** MAXIM Integrated (Analog Devices)  
- **Part Number:** MAX1549ETL+T  
- **Package:** 40-TQFN (6x6 mm)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable  
- **Number of Outputs:** 2 (Buck Regulators)  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Current Limit:** Programmable  

### **Descriptions:**  
The MAX1549ETL+T is a **dual-output, step-down (buck) DC-DC controller** designed for high-efficiency power conversion in applications such as networking, telecom, and industrial systems. It supports synchronous rectification and provides flexible output voltage programming.  

### **Features:**  
- **Dual-Output Buck Controllers:** Independently adjustable outputs.  
- **Wide Input Voltage Range:** 4.5V to 28V.  
- **Adjustable Switching Frequency:** 300kHz to 1MHz for optimization of efficiency and component size.  
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **Programmable Soft-Start:** Prevents inrush current at startup.  
- **Current-Mode Control:** Ensures fast transient response.  
- **Power-Good Indicators:** Monitors output status.  
- **Thermal Shutdown Protection:** Prevents overheating.  

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

Application Scenarios & Design Considerations

Dual, Interleaved, Fixed-Frequency Step-Down Controller with a Dynamically Adjustable Output
Partnumber Manufacturer Quantity Availability
MAX1549ETL+T,MAX1549ETLT MAX 803 In Stock

Description and Introduction

Dual, Interleaved, Fixed-Frequency Step-Down Controller with a Dynamically Adjustable Output The MAX1549ETL+T is a power management IC manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX1549ETL+T  
- **Package:** 40-TQFN (6x6 mm)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Programmable (typically 0.8V to 5.5V)  
- **Output Current:** Up to 10A  
- **Switching Frequency:** Adjustable (300kHz to 1MHz)  
- **Efficiency:** Up to 95%  
- **Features:** Synchronous rectification, adjustable soft-start, overcurrent/overvoltage protection  

### **Description:**  
The MAX1549ETL+T is a high-efficiency, synchronous step-down DC-DC converter designed for high-current applications. It integrates power MOSFETs and supports a wide input voltage range, making it suitable for industrial, telecom, and computing systems.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 28V)**  
- **High Output Current (Up to 10A)**  
- **Adjustable Output Voltage (0.8V to 5.5V)**  
- **Programmable Switching Frequency (300kHz to 1MHz)**  
- **Integrated Power MOSFETs**  
- **Synchronous Rectification for High Efficiency**  
- **Adjustable Soft-Start**  
- **Overcurrent and Overvoltage Protection**  
- **Thermal Shutdown Protection**  
- **40-Pin TQFN Package**  

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

Application Scenarios & Design Considerations

Dual, Interleaved, Fixed-Frequency Step-Down Controller with a Dynamically Adjustable Output

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