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LM26400YMH/NOPB from NSC,National Semiconductor

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LM26400YMH/NOPB

Manufacturer: NSC

Dual 2A, 500kHz Wide Input Range Buck Regulator 16-HTSSOP -40 to 125

Partnumber Manufacturer Quantity Availability
LM26400YMH/NOPB,LM26400YMHNOPB NSC 29 In Stock

Description and Introduction

Dual 2A, 500kHz Wide Input Range Buck Regulator 16-HTSSOP -40 to 125 The LM26400YMH/NOPB is a dual synchronous buck regulator manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable from 0.8V to 5.5V  
- **Output Current:** Up to 2A per channel (total 4A)  
- **Switching Frequency:** 300kHz to 2MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 20-pin HTSSOP (PowerPAD™)  

### **Descriptions:**  
- Dual-channel, high-efficiency step-down DC-DC converter  
- Integrated high-side and low-side MOSFETs  
- Adjustable soft-start and power-good indicator  
- Supports external synchronization  

### **Features:**  
- **Dual Independent Regulators:** Two synchronous buck converters in one package  
- **Adjustable Frequency:** Allows optimization for efficiency or size  
- **PowerPAD™ Package:** Enhances thermal performance  
- **Current Mode Control:** Ensures stable operation  
- **Protection Features:** Overcurrent, overvoltage, and thermal shutdown  

This regulator is designed for applications requiring high efficiency and compact power solutions, such as networking, industrial, and automotive systems.

Application Scenarios & Design Considerations

Dual 2A, 500kHz Wide Input Range Buck Regulator 16-HTSSOP -40 to 125

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