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LM2655MTCX-3.3 from NSC,National Semiconductor

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LM2655MTCX-3.3

Manufacturer: NSC

2.5A High Efficiency Synchronous Switching Regulator

Partnumber Manufacturer Quantity Availability
LM2655MTCX-3.3,LM2655MTCX33 NSC 800 In Stock

Description and Introduction

2.5A High Efficiency Synchronous Switching Regulator The LM2655MTCX-3.3 is a high-efficiency, step-down DC-DC switching regulator manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 4V to 14V  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 300kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16 (Thermal Enhanced)  
- **Control Method:** PWM (Pulse Width Modulation)  

### **Descriptions:**  
- Designed for high-efficiency power conversion in battery-powered and industrial applications.  
- Includes internal power MOSFETs to minimize external component count.  
- Features soft-start and undervoltage lockout (UVLO) for protection.  

### **Features:**  
- **Fixed Output Voltage (3.3V)**  
- **Low Dropout Operation**  
- **Synchronous Rectification** for improved efficiency  
- **Adjustable Soft-Start**  
- **Thermal Shutdown Protection**  
- **Current Limit Protection**  
- **Low Quiescent Current** in shutdown mode  

This regulator is suitable for applications such as portable devices, networking equipment, and embedded systems.

Application Scenarios & Design Considerations

2.5A High Efficiency Synchronous Switching Regulator
Partnumber Manufacturer Quantity Availability
LM2655MTCX-3.3,LM2655MTCX33 NS 754 In Stock

Description and Introduction

2.5A High Efficiency Synchronous Switching Regulator The LM2655MTCX-3.3 is a switching regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 4V to 14V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** Adjustable (300kHz typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16 (Thermally Enhanced)  

### **Descriptions:**  
- A high-efficiency, step-down DC-DC converter.  
- Designed for low-power applications with high efficiency.  
- Features adjustable frequency operation for optimized performance.  

### **Features:**  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **Synchronous Rectification:** Improves efficiency.  
- **Soft-Start:** Reduces inrush current.  
- **Power Good Indicator:** Monitors output voltage status.  
- **Thermal Shutdown Protection:** Prevents overheating.  
- **Under-Voltage Lockout (UVLO):** Ensures proper operation under low input voltage conditions.  

This regulator is commonly used in battery-powered devices, embedded systems, and portable electronics.

Application Scenarios & Design Considerations

2.5A High Efficiency Synchronous Switching Regulator

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