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LM5020MM-1 from NS,National Semiconductor

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LM5020MM-1

Manufacturer: NS

100V Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
LM5020MM-1,LM5020MM1 NS 1046 In Stock

Description and Introduction

100V Current Mode PWM Controller The LM5020MM-1 is a high-voltage PWM controller manufactured by Texas Instruments (NS).  

### **Specifications:**  
- **Input Voltage Range:** 13V to 90V  
- **Operating Frequency:** Adjustable up to 1MHz  
- **Duty Cycle:** Up to 95%  
- **Output Drive Current:** 1A (peak)  
- **UVLO (Undervoltage Lockout):** Adjustable  
- **Package:** 10-pin VSSOP (MSOP)  
- **Operating Temperature Range:** -40°C to +125°C  

### **Descriptions:**  
- Designed for high-voltage DC-DC converters.  
- Features a high-voltage start-up regulator.  
- Includes cycle-by-cycle current limiting and soft-start functionality.  

### **Features:**  
- **High-Voltage Start-Up Regulator:** Eliminates the need for an external bias supply.  
- **Adjustable Oscillator Frequency:** Allows flexibility in design.  
- **Programmable Soft-Start:** Reduces inrush current.  
- **Cycle-by-Cycle Current Limiting:** Protects against overloads.  
- **Wide Input Voltage Range:** Suitable for industrial and automotive applications.  

This controller is commonly used in isolated and non-isolated power supply designs.

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