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LM3525M-L from NSC,National Semiconductor

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LM3525M-L

Manufacturer: NSC

Single Port USB Power Switch and Over-current Protection

Partnumber Manufacturer Quantity Availability
LM3525M-L,LM3525ML NSC 35 In Stock

Description and Introduction

Single Port USB Power Switch and Over-current Protection The LM3525M-L is a switching regulator controller manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NSC)  
- **Category:** Integrated Circuits (ICs)  
- **Type:** Switching Regulator Controller  
- **Output Type:** Transistor Driver  
- **Topology:** Buck, Boost, Flyback, Forward  
- **Number of Outputs:** 1  
- **Output Phases:** 1  
- **Voltage - Supply (Vcc/Vdd):** 8V ~ 35V  
- **Frequency - Switching:** 100kHz  
- **Duty Cycle (Max):** 49%  
- **Synchronous Rectifier:** No  
- **Clock Sync:** No  
- **Operating Temperature:** 0°C ~ 70°C  
- **Package / Case:** 16-SOIC (0.154", 3.90mm Width)  
- **Mounting Type:** Surface Mount  

### **Descriptions:**  
The LM3525M-L is a pulse-width modulation (PWM) controller designed for switching regulator applications. It provides the necessary control functions for DC-DC converters, including adjustable frequency, soft-start, and error amplification.  

### **Features:**  
- **Adjustable Output Frequency:** Allows flexibility in design.  
- **Soft-Start Capability:** Prevents excessive inrush current during startup.  
- **Error Amplifier:** Provides precise voltage regulation.  
- **Pulse-by-Pulse Current Limiting:** Enhances circuit protection.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within voltage range.  
- **High-Current Totem Pole Output:** Suitable for driving power MOSFETs.  
- **Wide Supply Voltage Range (8V–35V):** Supports various input voltage levels.  

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

Application Scenarios & Design Considerations

Single Port USB Power Switch and Over-current Protection

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