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LM2576R-3.3 from HTC

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15.625ms

LM2576R-3.3

Manufacturer: HTC

3.0A, 15V, Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LM2576R-3.3,LM2576R33 HTC 1600 In Stock

Description and Introduction

3.0A, 15V, Step-Down Switching Regulator The LM2576R-3.3 is a step-down (buck) switching voltage regulator manufactured by HTC. Below are its specifications, descriptions, and features based on available information:  

### **Specifications:**  
- **Output Voltage:** 3.3V (Fixed)  
- **Input Voltage Range:** 4.75V to 40V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 52 kHz (Typical)  
- **Efficiency:** Up to 88% (Depending on conditions)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-263 (D2PAK)  
- **Regulation Type:** Switching Regulator (Buck Converter)  
- **Protection Features:** Thermal Shutdown, Current Limiting  

### **Descriptions:**  
The LM2576R-3.3 is a monolithic integrated circuit designed for step-down voltage regulation. It simplifies power supply design by requiring minimal external components and provides high efficiency for applications requiring a stable 3.3V output.  

### **Features:**  
- **Fixed 3.3V Output** (Pre-set, no external feedback resistors needed)  
- **Wide Input Voltage Range** (4.75V to 40V)  
- **High Efficiency** (Up to 88%)  
- **3A Output Current Capability**  
- **Thermal Shutdown & Current Limiting Protection**  
- **Low Power Standby Mode** (When disabled)  
- **Minimal External Components Required** (Only 4 external components typically needed)  
- **Stable with Low-ESR Capacitors**  

This information is based on the manufacturer's datasheet and technical documentation. For detailed application notes, refer to the official datasheet.

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