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LM22677TJ-ADJ from NS,National Semiconductor

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LM22677TJ-ADJ

Manufacturer: NS

5A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Synchronization or Adjustable Switching Frequency

Partnumber Manufacturer Quantity Availability
LM22677TJ-ADJ,LM22677TJADJ NS 1000 In Stock

Description and Introduction

5A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Synchronization or Adjustable Switching Frequency The LM22677TJ-ADJ is a switching voltage regulator manufactured by National Semiconductor (NS). Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable from 1.285V to 37V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 500 kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-7 (D2PAK)  

### **Descriptions:**  
- The LM22677TJ-ADJ is a step-down (buck) switching regulator with an adjustable output voltage.  
- It incorporates a high-side N-channel MOSFET for efficient power conversion.  
- Designed for ease of use with minimal external components required.  
- Suitable for industrial, automotive, and general-purpose power supply applications.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4.5V to 42V operation.  
- **Adjustable Output Voltage:** Set via external resistor divider.  
- **High Efficiency:** Up to 95% efficiency with integrated MOSFET.  
- **Thermal Shutdown & Current Limiting:** Protects against overheating and overcurrent.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Synchronization Capability:** Can sync with an external clock.  
- **Low Quiescent Current:** Improves efficiency at light loads.  

This information is strictly factual and sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

5A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Synchronization or Adjustable Switching Frequency

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