IC Phoenix logo

Home ›  I  › I23 > IR3842M

IR3842M from IR,International Rectifier

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

IR3842M

Manufacturer: IR

Highly Efficient Integrated 4A Sync Buck Regulator

Partnumber Manufacturer Quantity Availability
IR3842M IR 10 In Stock

Description and Introduction

Highly Efficient Integrated 4A Sync Buck Regulator The IR3842M is a synchronous buck regulator from Infineon Technologies. Below are the manufacturer's specifications, descriptions, and features:

### **Manufacturer Specifications:**
- **Input Voltage Range:** 4.5V to 21V  
- **Output Voltage Range:** 0.6V to 90% of VIN  
- **Output Current:** Up to 12A  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5mm x 6mm PQFN  

### **Descriptions:**
The IR3842M is a high-performance, synchronous step-down DC-DC regulator designed for applications requiring high efficiency and compact power solutions. It integrates high-side and low-side MOSFET drivers, reducing external component count. The device supports adjustable frequency operation and provides excellent transient response.

### **Features:**
- **Integrated MOSFET Drivers:** Reduces external components.  
- **Adjustable Output Voltage:** Via external resistor divider.  
- **Programmable Soft-Start:** Prevents inrush current.  
- **Overcurrent Protection (OCP):** Prevents damage during faults.  
- **Thermal Shutdown:** Protects against overheating.  
- **Power Good Indicator:** Monitors output voltage status.  
- **Precision Reference Voltage:** 0.6V ±1%.  
- **Wide Input Voltage Range:** Suitable for various power sources.  

For detailed application notes and schematics, refer to the official Infineon datasheet.

Application Scenarios & Design Considerations

Highly Efficient Integrated 4A Sync Buck Regulator
Partnumber Manufacturer Quantity Availability
IR3842M IOR 1273 In Stock

Description and Introduction

Highly Efficient Integrated 4A Sync Buck Regulator The IR3842M is a synchronous buck regulator IC manufactured by International Rectifier (IR). Below are the factual details about its specifications, descriptions, and features:

### **Manufacturer:**  
- **International Rectifier (IR)**  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 21V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Output Current:** Up to 12A  
- **Switching Frequency:** Adjustable (300kHz to 1MHz)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5mm x 6mm PQFN (Power Quad Flat No-Lead)  

### **Descriptions:**  
- The IR3842M is a high-performance, synchronous step-down DC-DC regulator.  
- It integrates high-side and low-side MOSFETs for efficient power conversion.  
- Designed for applications requiring high current output with tight voltage regulation.  

### **Features:**  
- **Integrated Power MOSFETs:** Reduces external component count.  
- **Adjustable Frequency:** Allows optimization for efficiency and size.  
- **Programmable Soft-Start:** Prevents inrush current issues.  
- **Overcurrent Protection (OCP):** Safeguards against excessive load conditions.  
- **Thermal Shutdown:** Protects the IC from overheating.  
- **Precision Reference Voltage (0.6V):** Ensures accurate output regulation.  
- **Power Good Indicator:** Monitors output voltage status.  

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

Application Scenarios & Design Considerations

Highly Efficient Integrated 4A Sync Buck Regulator

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips