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LM22673MRE-ADJ from NS,National Semiconductor

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LM22673MRE-ADJ

Manufacturer: NS

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit

Partnumber Manufacturer Quantity Availability
LM22673MRE-ADJ,LM22673MREADJ NS 145 In Stock

Description and Introduction

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit The LM22673MRE-ADJ is a switching regulator manufactured by Texas Instruments (NS). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable (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:** 8-Pin SOIC (Exposed Pad)  
- **Regulation Type:** Step-Down (Buck)  
- **Protection Features:** Thermal shutdown, current limit, and under-voltage lockout  

### **Descriptions:**
The LM22673MRE-ADJ is a high-efficiency, step-down DC-DC converter designed for industrial, automotive, and general-purpose applications. It features an adjustable output voltage and integrates a high-side N-channel MOSFET for efficient power conversion.

### **Features:**
- **Wide Input Voltage Range:** Supports 4.5V to 42V input.  
- **Adjustable Output:** Set via external resistors.  
- **High Efficiency:** Up to 95% with internal MOSFET.  
- **Integrated Protection:** Includes thermal shutdown and current limiting.  
- **Stable Operation:** Fixed 500 kHz switching frequency for predictable performance.  
- **Low Quiescent Current:** 3.5 mA typical during operation.  

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

Application Scenarios & Design Considerations

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit
Partnumber Manufacturer Quantity Availability
LM22673MRE-ADJ,LM22673MREADJ 1000 In Stock

Description and Introduction

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit The LM22673MRE-ADJ is a switching regulator from Texas Instruments. Below are its key specifications, descriptions, and features:

### **Manufacturer:**  
Texas Instruments  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable (1.285V to 37V)  
- **Output Current:** 3A  
- **Switching Frequency:** 500 kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC (Exposed Pad)  

### **Descriptions:**  
The LM22673MRE-ADJ is a step-down (buck) switching voltage regulator designed for high-efficiency power conversion. It integrates a high-side N-channel MOSFET and provides a simple, compact solution for step-down DC-DC applications.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 42V)**  
- **Adjustable Output Voltage (1.285V to 37V)**  
- **3A Continuous Output Current**  
- **500 kHz Switching Frequency**  
- **Internal Compensation and Soft-Start**  
- **Thermal Shutdown and Current Limit Protection**  
- **Low Shutdown Current (<1µA)**  
- **Available in an 8-Pin SOIC Package with Exposed Pad for Heat Dissipation**  

This regulator is suitable for industrial, automotive, and general-purpose power supply applications.

Application Scenarios & Design Considerations

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit
Partnumber Manufacturer Quantity Availability
LM22673MRE-ADJ,LM22673MREADJ N/A 1000 In Stock

Description and Introduction

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit The LM22673MRE-ADJ is a step-down voltage regulator from Texas Instruments. Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable (1.285V to 37V)  
- **Output Current:** 3A  
- **Switching Frequency:** 500 kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC (Exposed Pad)  

### **Descriptions:**
- The LM22673MRE-ADJ is a high-efficiency, step-down (buck) switching regulator.  
- It features an adjustable output voltage using external resistors.  
- Designed for rugged applications with a wide input voltage range.  

### **Features:**
- **Integrated N-Channel MOSFET** for high efficiency.  
- **Adjustable Soft-Start** to limit inrush current.  
- **Thermal Shutdown & Current Limit Protection** for reliability.  
- **Wide Input Voltage Range** suitable for automotive and industrial applications.  
- **Low Quiescent Current** (3.5 mA typical).  
- **Synchronization Capability** with external clock.  

This regulator is commonly used in power supplies, industrial systems, and automotive applications.

Application Scenarios & Design Considerations

3A SIMPLE SWITCHER, Step-Down Voltage Regulator with Adjustable Soft-Start and Current Limit

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