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LM3488MMX from NSC,National Semiconductor

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LM3488MMX

Manufacturer: NSC

High Efficiency Low-Side N-Channel Controller for Switching Regulator

Partnumber Manufacturer Quantity Availability
LM3488MMX NSC 188 In Stock

Description and Introduction

High Efficiency Low-Side N-Channel Controller for Switching Regulator The LM3488MMX is a switching regulator controller manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable from 1.24V to 37V  
- **Switching Frequency:** Adjustable up to 1MHz  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin VSSOP (MMX)  
- **Control Method:** Current Mode PWM  
- **Duty Cycle Range:** Up to 90%  
- **Quiescent Current:** 2.5mA (typical)  
- **Peak Current Limit:** Adjustable  

### **Descriptions:**  
The LM3488MMX is a versatile, high-performance switching regulator controller designed for step-up (boost), step-down (buck), and flyback topologies. It features a wide input voltage range, making it suitable for various applications, including automotive, industrial, and power supply designs.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 40V)**  
- **Adjustable Output Voltage (1.24V to 37V)**  
- **Programmable Switching Frequency (up to 1MHz)**  
- **Current Mode Control for Improved Stability**  
- **Internal Soft-Start Function**  
- **Adjustable Peak Current Limit**  
- **Thermal Shutdown Protection**  
- **Low Shutdown Current (<1μA)**  
- **Suitable for Boost, Buck, and Flyback Configurations**  

This information is based solely on the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

High Efficiency Low-Side N-Channel Controller for Switching Regulator

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