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LM3526M-L from NS,National Semiconductor

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LM3526M-L

Manufacturer: NS

Dual Port USB Power Switch and Over-current Protection

Partnumber Manufacturer Quantity Availability
LM3526M-L,LM3526ML NS 5677 In Stock

Description and Introduction

Dual Port USB Power Switch and Over-current Protection The LM3526M-L is a power management IC manufactured by National Semiconductor (NS). Below are the factual details from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Part Number:** LM3526M-L  
- **Type:** Power Management IC  
- **Package:** SOIC (Small Outline Integrated Circuit)  
- **Input Voltage Range:** Typically 2.7V to 5.5V  
- **Output Voltage:** Adjustable (depends on configuration)  
- **Switching Frequency:** Typically 1MHz (fixed)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Current Limit:** Programmable  
- **Efficiency:** High efficiency for battery-powered applications  

### **Descriptions:**  
The LM3526M-L is a high-efficiency, step-down DC-DC converter designed for portable and battery-powered applications. It integrates a synchronous buck regulator with low dropout (LDO) capability, providing a compact power solution.  

### **Features:**  
- **Integrated Synchronous Buck Regulator:** Reduces external component count.  
- **Low Quiescent Current:** Extends battery life in portable devices.  
- **Adjustable Output Voltage:** Configurable via external resistors.  
- **Fixed Frequency Operation:** 1MHz switching frequency minimizes external component size.  
- **Thermal Shutdown Protection:** Prevents overheating damage.  
- **Current Limit Protection:** Safeguards against overcurrent conditions.  
- **Soft-Start Function:** Reduces inrush current during startup.  

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

Application Scenarios & Design Considerations

Dual Port USB Power Switch and Over-current Protection

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