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IR3841MPBF from IR,International Rectifier

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IR3841MPBF

Manufacturer: IR

Highly Efficient Integrated 8A Sync Buck Regulator

Partnumber Manufacturer Quantity Availability
IR3841MPBF IR 127 In Stock

Description and Introduction

Highly Efficient Integrated 8A Sync Buck Regulator The IR3841MPBF is a synchronous buck regulator from Infineon Technologies. Below are the factual details about its specifications, descriptions, and features:

### **Manufacturer:**  
Infineon Technologies  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 16V  
- **Output Voltage Range:** 0.6V to 5.5V (adjustable)  
- **Output Current:** Up to 8A  
- **Switching Frequency:** 300kHz to 1MHz (programmable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5mm x 6mm PQFN  

### **Descriptions:**  
- The IR3841MPBF is a high-efficiency, synchronous step-down DC-DC regulator.  
- It integrates high-side and low-side MOSFETs for compact power solutions.  
- Designed for applications requiring high current and fast transient response.  

### **Features:**  
- **Integrated Power MOSFETs** (High-side and low-side)  
- **Adjustable Output Voltage** via external resistor divider  
- **Programmable Frequency** (300kHz to 1MHz)  
- **Adjustable Soft-Start**  
- **Overcurrent Protection (OCP)**  
- **Thermal Shutdown Protection**  
- **Precision Reference Voltage (0.6V ±1%)**  
- **Power Good Indicator**  
- **Low Quiescent Current** in light-load conditions  

This information is based on Infineon's official datasheet for the IR3841MPBF.

Application Scenarios & Design Considerations

Highly Efficient Integrated 8A Sync Buck Regulator

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