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LM2747MTC from NS,National Semiconductor

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LM2747MTC

Manufacturer: NS

Synchronous Buck Controller with Pre-bias Startup, and Optional Clock Synchronization

Partnumber Manufacturer Quantity Availability
LM2747MTC NS 915 In Stock

Description and Introduction

Synchronous Buck Controller with Pre-bias Startup, and Optional Clock Synchronization The LM2747MTC is a synchronous buck regulator controller manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 15V  
- **Output Voltage Range:** 0.6V to 5.5V  
- **Switching Frequency:** Adjustable from 50kHz to 1MHz  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16  

### **Descriptions:**  
The LM2747MTC is a high-performance synchronous buck regulator controller designed for DC-DC conversion applications. It drives N-channel MOSFETs and provides precise voltage regulation with high efficiency.  

### **Features:**  
- **Adjustable Output Voltage** (via external resistors)  
- **Programmable Soft-Start**  
- **Precision Reference Voltage (0.6V ±1%)**  
- **Current Mode Control** for fast transient response  
- **Overcurrent Protection** with hiccup mode  
- **Undervoltage Lockout (UVLO)**  
- **Synchronizable Switching Frequency**  

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

Application Scenarios & Design Considerations

Synchronous Buck Controller with Pre-bias Startup, and Optional Clock Synchronization

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