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LM2576D2T-ADJR4G from ON,ON Semiconductor

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LM2576D2T-ADJR4G

Manufacturer: ON

3.0 A, 15 V, Step−Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LM2576D2T-ADJR4G,LM2576D2TADJR4G ON 800 In Stock

Description and Introduction

3.0 A, 15 V, Step−Down Switching Regulator The LM2576D2T-ADJR4G is a step-down (buck) switching regulator manufactured by ON Semiconductor. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 4.75V to 40V  
- **Output Voltage Range:** Adjustable from 1.23V to 37V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 52 kHz (fixed)  
- **Efficiency:** Up to 88%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions:**  
- The LM2576D2T-ADJR4G is a monolithic integrated circuit designed for step-down voltage regulation.  
- It requires minimal external components, simplifying design.  
- Suitable for applications requiring efficient power conversion.  

### **Features:**  
- **Adjustable Output Voltage** via external resistors  
- **Internal Frequency Compensation**  
- **Thermal Shutdown & Current Limit Protection**  
- **Low Power Standby Mode** (IQ ≈ 50 µA)  
- **Wide Input Voltage Range** (4.75V to 40V)  
- **3A Output Current Capability**  
- **Stable with Low-ESR Capacitors**  

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

Application Scenarios & Design Considerations

3.0 A, 15 V, Step−Down Switching Regulator
Partnumber Manufacturer Quantity Availability
LM2576D2T-ADJR4G,LM2576D2TADJR4G MOTOROLA 50 In Stock

Description and Introduction

3.0 A, 15 V, Step−Down Switching Regulator The LM2576D2T-ADJR4G is a switching voltage regulator manufactured by Motorola (now part of ON Semiconductor). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Output Voltage:** Adjustable (1.23V to 37V)  
- **Output Current:** 3A  
- **Input Voltage Range:** 4.75V to 40V  
- **Switching Frequency:** 52 kHz (fixed)  
- **Efficiency:** Up to 88%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions:**  
- A step-down (buck) switching regulator with a fixed-frequency PWM control scheme.  
- Designed for easy implementation with minimal external components.  
- Includes internal frequency compensation and a fixed-frequency oscillator.  
- Features thermal shutdown and current limit protection.  

### **Features:**  
- **Adjustable Output Voltage** (via external resistors)  
- **3A Output Current Capability**  
- **Wide Input Voltage Range** (4.75V to 40V)  
- **Low Power Standby Mode** (IQ ≈ 50µA)  
- **Internal Soft-Start** (reduces inrush current)  
- **Thermal Shutdown & Current Limit Protection**  
- **Requires Only 4 External Components** (inductor, diode, input/output capacitors)  

This regulator is commonly used in power supply applications, battery chargers, and industrial systems requiring efficient voltage conversion.

Application Scenarios & Design Considerations

3.0 A, 15 V, Step−Down Switching Regulator

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