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LF298M from NS,National Semiconductor

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LF298M

Manufacturer: NS

Monolithic Sample and Hold Circuit

Partnumber Manufacturer Quantity Availability
LF298M NS 4771 In Stock

Description and Introduction

Monolithic Sample and Hold Circuit The LF298M is a monolithic switching regulator subsystem manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 8V to 35V  
- **Output Voltage:** Adjustable (5V to 35V)  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 100kHz (fixed)  
- **Efficiency:** Up to 85%  
- **Operating Temperature Range:** -25°C to +85°C  
- **Package:** 15-lead TO-3 metal can  

### **Descriptions and Features:**  
- **Monolithic Design:** Integrates a switching regulator controller, power switch, and protection circuitry.  
- **Adjustable Output:** Allows flexibility in setting the desired output voltage.  
- **High Efficiency:** Optimized for power conversion with minimal heat dissipation.  
- **Current Limiting:** Built-in protection against overcurrent conditions.  
- **Thermal Shutdown:** Prevents damage from excessive temperature.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **Wide Input Voltage Range:** Suitable for various power supply applications.  

This device is commonly used in DC-DC converter applications, power supplies, and industrial systems requiring efficient voltage regulation.

Application Scenarios & Design Considerations

Monolithic Sample and Hold Circuit

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