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LM2636MX from NS,National Semiconductor

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LM2636MX

Manufacturer: NS

5-Bit Programmable Synchronous Buck Regulator Controller

Partnumber Manufacturer Quantity Availability
LM2636MX NS 16696 In Stock

Description and Introduction

5-Bit Programmable Synchronous Buck Regulator Controller The LM2636MX is a switching regulator controller manufactured by National Semiconductor (NS). Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
National Semiconductor (NS)  

### **Specifications:**  
- **Type:** Step-Down DC-DC Switching Regulator Controller  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 30V  
- **Switching Frequency:** 150 kHz  
- **Maximum Output Current:** 5A (with external components)  
- **Duty Cycle:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8  

### **Descriptions:**  
The LM2636MX is a high-efficiency, step-down DC-DC switching regulator controller designed for power supply applications. It drives an external N-channel MOSFET to regulate output voltage with high efficiency. The device includes features like soft-start, current limiting, and thermal shutdown for reliable operation.  

### **Features:**  
- Adjustable output voltage  
- High efficiency (up to 90%)  
- Internal soft-start function  
- Current limit protection  
- Thermal shutdown protection  
- Low standby current  
- Compatible with external N-channel MOSFETs  

This information is based solely on the provided knowledge base.

Application Scenarios & Design Considerations

5-Bit Programmable Synchronous Buck Regulator Controller

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