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IR3840WMTRPBF from IRF,International Rectifier

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IR3840WMTRPBF

Manufacturer: IRF

Highly Efficient Integrated 12A Sync Buck Regulator

Partnumber Manufacturer Quantity Availability
IR3840WMTRPBF IRF 40000 In Stock

Description and Introduction

Highly Efficient Integrated 12A Sync Buck Regulator The IR3840WMTRPBF is a synchronous buck regulator from Infineon Technologies (formerly International Rectifier). Here are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
- **IRF (International Rectifier, now part of Infineon Technologies)**

### **Specifications:**  
- **Topology:** Synchronous Buck Regulator  
- **Input Voltage Range:** 4.5V to 16V  
- **Output Voltage Range:** Adjustable (0.6V to 5.5V)  
- **Output Current:** Up to 40A  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Control Method:** Voltage Mode PWM  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5x6mm PQFN (Power Quad Flat No-Lead)  

### **Descriptions & Features:**  
- **High Efficiency:** Optimized for low power loss with integrated MOSFET drivers.  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **Integrated Power MOSFETs:** Reduces external component count.  
- **Programmable Soft-Start:** Prevents inrush current issues.  
- **Overcurrent Protection:** Includes cycle-by-cycle current limiting.  
- **Thermal Shutdown:** Protects against overheating.  
- **Voltage Tracking:** Supports sequencing with other rails.  
- **Applications:** Used in servers, telecom, networking, and industrial power supplies.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Highly Efficient Integrated 12A Sync Buck Regulator
Partnumber Manufacturer Quantity Availability
IR3840WMTRPBF IR 2654 In Stock

Description and Introduction

Highly Efficient Integrated 12A Sync Buck Regulator The IR3840WMTRPBF is a synchronous buck regulator from Infineon Technologies. Here are its key specifications, descriptions, and features:

### **Manufacturer:**  
Infineon Technologies  

### **Part Number:**  
IR3840WMTRPBF  

### **Description:**  
The IR3840WMTRPBF is a high-efficiency, synchronous buck regulator designed for high-performance applications. It integrates high-side and low-side MOSFETs, providing a compact and efficient power solution.  

### **Key Features:**  
- **Input Voltage Range:** 4.5V to 21V  
- **Output Voltage Range:** Adjustable from 0.6V to 18V  
- **Output Current:** Up to 4A  
- **Switching Frequency:** 600kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Integrated MOSFETs:** Yes (high-side and low-side)  
- **Control Method:** Voltage mode PWM  
- **Protection Features:**  
  - Overcurrent protection (OCP)  
  - Overvoltage protection (OVP)  
  - Undervoltage lockout (UVLO)  
  - Thermal shutdown  
- **Package:** 16-Pin WQFN (4mm x 4mm)  
- **Operating Temperature Range:** -40°C to +125°C  

### **Applications:**  
- Point-of-load (POL) regulators  
- Networking equipment  
- Industrial power supplies  
- Embedded systems  

This regulator is optimized for high efficiency and compact designs, making it suitable for space-constrained applications.

Application Scenarios & Design Considerations

Highly Efficient Integrated 12A Sync Buck Regulator

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