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LM2576HVT-ADJ

SIMPLE SWITCHER® 3A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2576HVT-ADJ,LM2576HVTADJ 46 In Stock

Description and Introduction

SIMPLE SWITCHER® 3A Step-Down Voltage Regulator The LM2576HVT-ADJ is a step-down (buck) switching voltage regulator manufactured by Texas Instruments. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4V to 60V  
- **Adjustable Output Voltage Range:** 1.23V to 57V (set by external resistors)  
- **Output Current:** 3A (maximum)  
- **Switching Frequency:** 52 kHz (fixed)  
- **Efficiency:** Up to 88% (depending on conditions)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-220-5 (through-hole)  
- **Regulation Type:** Adjustable  

### **Descriptions:**
- The LM2576HVT-ADJ is a monolithic integrated circuit designed for step-down voltage regulation.  
- It includes a fixed-frequency oscillator, a high-efficiency switching element, and feedback control circuitry.  
- The adjustable version allows users to set the output voltage using external resistors.  
- Suitable for applications requiring high efficiency, simplicity, and reliability.  

### **Features:**
- **Wide Input Voltage Range (4V–60V)**  
- **High Output Current (3A)**  
- **Internal Frequency Compensation**  
- **Thermal Shutdown and Current Limit Protection**  
- **Low Standby Current (50 µA typical in shutdown mode)**  
- **Requires Few External Components**  
- **Available in a TO-220 Package for Easy Mounting**  

This regulator is commonly used in power supplies, industrial systems, automotive electronics, and battery chargers.

Application Scenarios & Design Considerations

SIMPLE SWITCHER® 3A Step-Down Voltage Regulator

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