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LM2647LQ/NOPB from NSC,National Semiconductor

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LM2647LQ/NOPB

Manufacturer: NSC

Dual Synchronous Buck Regulator Controller 28-WQFN -5 to 125

Partnumber Manufacturer Quantity Availability
LM2647LQ/NOPB,LM2647LQNOPB NSC 600 In Stock

Description and Introduction

Dual Synchronous Buck Regulator Controller 28-WQFN -5 to 125 The LM2647LQ/NOPB is a dual synchronous step-down DC-DC converter manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Input Voltage Range:** 2.9V to 5.5V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 1A per channel  
- **Switching Frequency:** 1.5MHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 20-pin WQFN  

### **Descriptions:**  
The LM2647LQ/NOPB integrates two high-efficiency, synchronous step-down DC-DC converters in a single package. It is designed for low-voltage, high-performance applications, providing stable power with minimal external components.  

### **Features:**  
- Dual 1A output synchronous buck converters  
- Adjustable output voltage (0.8V to VIN)  
- 1.5MHz fixed-frequency PWM operation  
- Power-good indicator for each channel  
- Soft-start and undervoltage lockout (UVLO)  
- Thermal shutdown protection  
- Low shutdown current (<1µA)  

This device is commonly used in portable electronics, networking equipment, and other power-sensitive applications.

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